FEN
stringlengths 53
73
| output
stringlengths 4
4
| FEN + Next move
stringlengths 80
100
| NL Format of FEN
stringlengths 529
817
| output for NLP
stringlengths 18
18
| NL Format of FEN + Next move
stringlengths 67
854
|
|---|---|---|---|---|---|
rnbqkb2/2p1ppp1/8/r2p1P1p/1p5n/1P4P1/P1PP1K1P/R1B1QBNR w q - 0 15 | g3h4 | FEN state: rnbqkb2/2p1ppp1/8/r2p1P1p/1p5n/1P4P1/P1PP1K1P/R1B1QBNR w q - 0 15 ; Best moveg3h4 | The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8, black king at e8 and black bishop at f8. Black pawn at c7, black pawn at e7, black pawn at f7 and black pawn at g7. Black rook at a5, black pawn at d5, white pawn at f5 and black pawn at h5. Black pawn at b4 and black knight at h4. White pawn at b3 and white pawn at g3. White pawn at a2, white pawn at c2, white pawn at d2, white king at f2 and white pawn at h2. White rook at a1, white bishop at c1, white queen at e1, white bishop at f1, white knight at g1 and white rook at h1. Black queenside is the only castle move available. Half move number is 0. Full move number is 15. White to move. | the output is g3h4 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8, black king at e8 and black bishop at f8. Black pawn at c7, black pawn at e7, black pawn at f7 and black pawn at g7. Black rook at a5, black pawn at d5, white pawn at f5 and black pawn at h5. Black pawn at b4 and black knight at h4. White pawn at b3 and white pawn at g3. White pawn at a2, white pawn at c2, white pawn at d2, white king at f2 and white pawn at h2. White rook at a1, white bishop at c1, white queen at e1, white bishop at f1, white knight at g1 and white rook at h1. Black queenside is the only castle move available. Half move number is 0. Full move number is 15. White to move. ; Output: Move from g3 to h4. |
rq5r/1pp1p1kp/3p1p1n/B5b1/PnB3PP/1P3P2/1Q1P4/Rb2K1NR w KQ - 1 19 | a5b4 | FEN state: rq5r/1pp1p1kp/3p1p1n/B5b1/PnB3PP/1P3P2/1Q1P4/Rb2K1NR w KQ - 1 19 ; Best movea5b4 | The current state of the chess board is: Black rook at a8, black queen at b8 and black rook at h8. Black pawn at b7, black pawn at c7, black pawn at e7, black king at g7 and black pawn at h7. Black pawn at d6, black pawn at f6 and black knight at h6. White bishop at a5 and black bishop at g5. White pawn at a4, black knight at b4, white bishop at c4, white pawn at g4 and white pawn at h4. White pawn at b3 and white pawn at f3. White queen at b2 and white pawn at d2. White rook at a1, black bishop at b1, white king at e1, white knight at g1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 1. Full move number is 19. White to move. | the output is a5b4 | Input: The current state of the chess board is: Black rook at a8, black queen at b8 and black rook at h8. Black pawn at b7, black pawn at c7, black pawn at e7, black king at g7 and black pawn at h7. Black pawn at d6, black pawn at f6 and black knight at h6. White bishop at a5 and black bishop at g5. White pawn at a4, black knight at b4, white bishop at c4, white pawn at g4 and white pawn at h4. White pawn at b3 and white pawn at f3. White queen at b2 and white pawn at d2. White rook at a1, black bishop at b1, white king at e1, white knight at g1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 1. Full move number is 19. White to move. ; Output: Move from a5 to b4. |
6nr/r1pkbp2/b2q3p/1p1Np1p1/4P2n/p1PP2PP/PP3NK1/1RBQ1B1R w - - 1 22 | g3h4 | FEN state: 6nr/r1pkbp2/b2q3p/1p1Np1p1/4P2n/p1PP2PP/PP3NK1/1RBQ1B1R w - - 1 22 ; Best moveg3h4 | The current state of the chess board is: Black knight at g8 and black rook at h8. Black rook at a7, black pawn at c7, black king at d7, black bishop at e7 and black pawn at f7. Black bishop at a6, black queen at d6 and black pawn at h6. Black pawn at b5, white knight at d5, black pawn at e5 and black pawn at g5. White pawn at e4 and black knight at h4. Black pawn at a3, white pawn at c3, white pawn at d3, white pawn at g3 and white pawn at h3. White pawn at a2, white pawn at b2, white knight at f2 and white king at g2. White rook at b1, white bishop at c1, white queen at d1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 22. White to move. | the output is g3h4 | Input: The current state of the chess board is: Black knight at g8 and black rook at h8. Black rook at a7, black pawn at c7, black king at d7, black bishop at e7 and black pawn at f7. Black bishop at a6, black queen at d6 and black pawn at h6. Black pawn at b5, white knight at d5, black pawn at e5 and black pawn at g5. White pawn at e4 and black knight at h4. Black pawn at a3, white pawn at c3, white pawn at d3, white pawn at g3 and white pawn at h3. White pawn at a2, white pawn at b2, white knight at f2 and white king at g2. White rook at b1, white bishop at c1, white queen at d1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 22. White to move. ; Output: Move from g3 to h4. |
rnbqkb1r/5ppp/p3pn2/1Ppp4/1P5P/2PR4/3PPPP1/RNBQKBN1 w Qk - 4 9 | b4c5 | FEN state: rnbqkb1r/5ppp/p3pn2/1Ppp4/1P5P/2PR4/3PPPP1/RNBQKBN1 w Qk - 4 9 ; Best moveb4c5 | The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at a6, black pawn at e6 and black knight at f6. White pawn at b5, black pawn at c5 and black pawn at d5. White pawn at b4 and white pawn at h4. White pawn at c3 and white rook at d3. White pawn at d2, white pawn at e2, white pawn at f2 and white pawn at g2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white king at e1, white bishop at f1 and white knight at g1. White queenside and black kingside castles are available. Half move number is 4. Full move number is 9. White to move. | the output is b4c5 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at a6, black pawn at e6 and black knight at f6. White pawn at b5, black pawn at c5 and black pawn at d5. White pawn at b4 and white pawn at h4. White pawn at c3 and white rook at d3. White pawn at d2, white pawn at e2, white pawn at f2 and white pawn at g2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white king at e1, white bishop at f1 and white knight at g1. White queenside and black kingside castles are available. Half move number is 4. Full move number is 9. White to move. ; Output: Move from b4 to c5. |
rnbqkbnr/4p3/pppp1p2/6pp/P3P1P1/2N5/1PPP1P1P/R1BQKBNR w KQkq - 0 8 | g4h5 | FEN state: rnbqkbnr/4p3/pppp1p2/6pp/P3P1P1/2N5/1PPP1P1P/R1BQKBNR w KQkq - 0 8 ; Best moveg4h5 | The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at e7. Black pawn at a6, black pawn at b6, black pawn at c6, black pawn at d6 and black pawn at f6. Black pawn at g5 and black pawn at h5. White pawn at a4, white pawn at e4 and white pawn at g4. White knight at c3. White pawn at b2, white pawn at c2, white pawn at d2, white pawn at f2 and white pawn at h2. White rook at a1, white bishop at c1, white queen at d1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside, white queenside, black kingside and black queenside castles are available. Half move number is 0. Full move number is 8. White to move. | the output is g4h5 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at e7. Black pawn at a6, black pawn at b6, black pawn at c6, black pawn at d6 and black pawn at f6. Black pawn at g5 and black pawn at h5. White pawn at a4, white pawn at e4 and white pawn at g4. White knight at c3. White pawn at b2, white pawn at c2, white pawn at d2, white pawn at f2 and white pawn at h2. White rook at a1, white bishop at c1, white queen at d1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside, white queenside, black kingside and black queenside castles are available. Half move number is 0. Full move number is 8. White to move. ; Output: Move from g4 to h5. |
rnb1k1nr/pp3pp1/1bp1p3/1B1p3p/3P3q/P1P1P3/1PQ2PPP/RNB1K1NR b KQq - 1 11 | c6b5 | FEN state: rnb1k1nr/pp3pp1/1bp1p3/1B1p3p/3P3q/P1P1P3/1PQ2PPP/RNB1K1NR b KQq - 1 11 ; Best movec6b5 | The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at f7 and black pawn at g7. Black bishop at b6, black pawn at c6 and black pawn at e6. White bishop at b5, black pawn at d5 and black pawn at h5. White pawn at d4 and black queen at h4. White pawn at a3, white pawn at c3 and white pawn at e3. White pawn at b2, white queen at c2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white king at e1, white knight at g1 and white rook at h1. White kingside, white queenside and black queenside castles are available. Half move number is 1. Full move number is 11. Black to move. | the output is c6b5 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at f7 and black pawn at g7. Black bishop at b6, black pawn at c6 and black pawn at e6. White bishop at b5, black pawn at d5 and black pawn at h5. White pawn at d4 and black queen at h4. White pawn at a3, white pawn at c3 and white pawn at e3. White pawn at b2, white queen at c2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white king at e1, white knight at g1 and white rook at h1. White kingside, white queenside and black queenside castles are available. Half move number is 1. Full move number is 11. Black to move. ; Output: Move from c6 to b5. |
1rb1kbnr/q2p2pp/n7/ppp1pp2/PP5P/3NR3/2PPPPP1/1RBQKBN1 w k - 2 14 | e3e5 | FEN state: 1rb1kbnr/q2p2pp/n7/ppp1pp2/PP5P/3NR3/2PPPPP1/1RBQKBN1 w k - 2 14 ; Best movee3e5 | The current state of the chess board is: Black rook at b8, black bishop at c8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black queen at a7, black pawn at d7, black pawn at g7 and black pawn at h7. Black knight at a6. Black pawn at a5, black pawn at b5, black pawn at c5, black pawn at e5 and black pawn at f5. White pawn at a4, white pawn at b4 and white pawn at h4. White knight at d3 and white rook at e3. White pawn at c2, white pawn at d2, white pawn at e2, white pawn at f2 and white pawn at g2. White rook at b1, white bishop at c1, white queen at d1, white king at e1, white bishop at f1 and white knight at g1. Black kingside is the only castle move available. Half move number is 2. Full move number is 14. White to move. | the output is e3e5 | Input: The current state of the chess board is: Black rook at b8, black bishop at c8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black queen at a7, black pawn at d7, black pawn at g7 and black pawn at h7. Black knight at a6. Black pawn at a5, black pawn at b5, black pawn at c5, black pawn at e5 and black pawn at f5. White pawn at a4, white pawn at b4 and white pawn at h4. White knight at d3 and white rook at e3. White pawn at c2, white pawn at d2, white pawn at e2, white pawn at f2 and white pawn at g2. White rook at b1, white bishop at c1, white queen at d1, white king at e1, white bishop at f1 and white knight at g1. Black kingside is the only castle move available. Half move number is 2. Full move number is 14. White to move. ; Output: Move from e3 to e5. |
r1bqkbnr/1pppp3/2n3pp/p4p1Q/7P/3BP3/PPPP1PP1/RNB1K1NR w KQkq - 0 6 | h5g6 | FEN state: r1bqkbnr/1pppp3/2n3pp/p4p1Q/7P/3BP3/PPPP1PP1/RNB1K1NR w KQkq - 0 6 ; Best moveh5g6 | The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at c7, black pawn at d7 and black pawn at e7. Black knight at c6, black pawn at g6 and black pawn at h6. Black pawn at a5, black pawn at f5 and white queen at h5. White pawn at h4. White bishop at d3 and white pawn at e3. White pawn at a2, white pawn at b2, white pawn at c2, white pawn at d2, white pawn at f2 and white pawn at g2. White rook at a1, white knight at b1, white bishop at c1, white king at e1, white knight at g1 and white rook at h1. White kingside, white queenside, black kingside and black queenside castles are available. Half move number is 0. Full move number is 6. White to move. | the output is h5g6 | Input: The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at c7, black pawn at d7 and black pawn at e7. Black knight at c6, black pawn at g6 and black pawn at h6. Black pawn at a5, black pawn at f5 and white queen at h5. White pawn at h4. White bishop at d3 and white pawn at e3. White pawn at a2, white pawn at b2, white pawn at c2, white pawn at d2, white pawn at f2 and white pawn at g2. White rook at a1, white knight at b1, white bishop at c1, white king at e1, white knight at g1 and white rook at h1. White kingside, white queenside, black kingside and black queenside castles are available. Half move number is 0. Full move number is 6. White to move. ; Output: Move from h5 to g6. |
1r1qkbnr/2p2p2/B1n3pp/1p1pp3/3P1P2/P3PQ1b/RPPK2PP/1NB3NR w k - 10 17 | g1h3 | FEN state: 1r1qkbnr/2p2p2/B1n3pp/1p1pp3/3P1P2/P3PQ1b/RPPK2PP/1NB3NR w k - 10 17 ; Best moveg1h3 | The current state of the chess board is: Black rook at b8, black queen at d8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at c7 and black pawn at f7. White bishop at a6, black knight at c6, black pawn at g6 and black pawn at h6. Black pawn at b5, black pawn at d5 and black pawn at e5. White pawn at d4 and white pawn at f4. White pawn at a3, white pawn at e3, white queen at f3 and black bishop at h3. White rook at a2, white pawn at b2, white pawn at c2, white king at d2, white pawn at g2 and white pawn at h2. White knight at b1, white bishop at c1, white knight at g1 and white rook at h1. Black kingside is the only castle move available. Half move number is 10. Full move number is 17. White to move. | the output is g1h3 | Input: The current state of the chess board is: Black rook at b8, black queen at d8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at c7 and black pawn at f7. White bishop at a6, black knight at c6, black pawn at g6 and black pawn at h6. Black pawn at b5, black pawn at d5 and black pawn at e5. White pawn at d4 and white pawn at f4. White pawn at a3, white pawn at e3, white queen at f3 and black bishop at h3. White rook at a2, white pawn at b2, white pawn at c2, white king at d2, white pawn at g2 and white pawn at h2. White knight at b1, white bishop at c1, white knight at g1 and white rook at h1. Black kingside is the only castle move available. Half move number is 10. Full move number is 17. White to move. ; Output: Move from g1 to h3. |
r3kbnr/n1p1p3/qp3pp1/p7/3P2P1/N4N1P/PPP2PK1/R1BQ2R1 b kq - 1 16 | e8c8 | FEN state: r3kbnr/n1p1p3/qp3pp1/p7/3P2P1/N4N1P/PPP2PK1/R1BQ2R1 b kq - 1 16 ; Best movee8c8 | The current state of the chess board is: Black rook at a8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black knight at a7, black pawn at c7 and black pawn at e7. Black queen at a6, black pawn at b6, black pawn at f6 and black pawn at g6. Black pawn at a5. White pawn at d4 and white pawn at g4. White knight at a3, white knight at f3 and white pawn at h3. White pawn at a2, white pawn at b2, white pawn at c2, white pawn at f2 and white king at g2. White rook at a1, white bishop at c1, white queen at d1 and white rook at g1. Black kingside and black queenside castles are available. Half move number is 1. Full move number is 16. Black to move. | the output is e8c8 | Input: The current state of the chess board is: Black rook at a8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black knight at a7, black pawn at c7 and black pawn at e7. Black queen at a6, black pawn at b6, black pawn at f6 and black pawn at g6. Black pawn at a5. White pawn at d4 and white pawn at g4. White knight at a3, white knight at f3 and white pawn at h3. White pawn at a2, white pawn at b2, white pawn at c2, white pawn at f2 and white king at g2. White rook at a1, white bishop at c1, white queen at d1 and white rook at g1. Black kingside and black queenside castles are available. Half move number is 1. Full move number is 16. Black to move. ; Output: Move from e8 to c8. |
1nb3r1/3p1k1p/r1pp3n/pp3p1P/q3NpP1/RPQK1R2/2P1Pb2/2B2B2 b - - 2 24 | a4e4 | FEN state: 1nb3r1/3p1k1p/r1pp3n/pp3p1P/q3NpP1/RPQK1R2/2P1Pb2/2B2B2 b - - 2 24 ; Best movea4e4 | The current state of the chess board is: Black knight at b8, black bishop at c8 and black rook at g8. Black pawn at d7, black king at f7 and black pawn at h7. Black rook at a6, black pawn at c6, black pawn at d6 and black knight at h6. Black pawn at a5, black pawn at b5, black pawn at f5 and white pawn at h5. Black queen at a4, white knight at e4, black pawn at f4 and white pawn at g4. White rook at a3, white pawn at b3, white queen at c3, white king at d3 and white rook at f3. White pawn at c2, white pawn at e2 and black bishop at f2. White bishop at c1 and white bishop at f1. Both players have exhausted their castles. Half move number is 2. Full move number is 24. Black to move. | the output is a4e4 | Input: The current state of the chess board is: Black knight at b8, black bishop at c8 and black rook at g8. Black pawn at d7, black king at f7 and black pawn at h7. Black rook at a6, black pawn at c6, black pawn at d6 and black knight at h6. Black pawn at a5, black pawn at b5, black pawn at f5 and white pawn at h5. Black queen at a4, white knight at e4, black pawn at f4 and white pawn at g4. White rook at a3, white pawn at b3, white queen at c3, white king at d3 and white rook at f3. White pawn at c2, white pawn at e2 and black bishop at f2. White bishop at c1 and white bishop at f1. Both players have exhausted their castles. Half move number is 2. Full move number is 24. Black to move. ; Output: Move from a4 to e4. |
2bq2r1/r5bp/n1pp1k2/p1p2pp1/P1BP1B2/RP4P1/5P1P/1N2K1NR w K - 6 22 | f4e3 | FEN state: 2bq2r1/r5bp/n1pp1k2/p1p2pp1/P1BP1B2/RP4P1/5P1P/1N2K1NR w K - 6 22 ; Best movef4e3 | The current state of the chess board is: Black bishop at c8, black queen at d8 and black rook at g8. Black rook at a7, black bishop at g7 and black pawn at h7. Black knight at a6, black pawn at c6, black pawn at d6 and black king at f6. Black pawn at a5, black pawn at c5, black pawn at f5 and black pawn at g5. White pawn at a4, white bishop at c4, white pawn at d4 and white bishop at f4. White rook at a3, white pawn at b3 and white pawn at g3. White pawn at f2 and white pawn at h2. White knight at b1, white king at e1, white knight at g1 and white rook at h1. White kingside is the only castle move available. Half move number is 6. Full move number is 22. White to move. | the output is f4e3 | Input: The current state of the chess board is: Black bishop at c8, black queen at d8 and black rook at g8. Black rook at a7, black bishop at g7 and black pawn at h7. Black knight at a6, black pawn at c6, black pawn at d6 and black king at f6. Black pawn at a5, black pawn at c5, black pawn at f5 and black pawn at g5. White pawn at a4, white bishop at c4, white pawn at d4 and white bishop at f4. White rook at a3, white pawn at b3 and white pawn at g3. White pawn at f2 and white pawn at h2. White knight at b1, white king at e1, white knight at g1 and white rook at h1. White kingside is the only castle move available. Half move number is 6. Full move number is 22. White to move. ; Output: Move from f4 to e3. |
1n2k1n1/r4p1r/p1p2p1p/2R1q3/2P3p1/bP4PN/PB1P4/RQ2K3 w Q - 0 23 | c5e5 | FEN state: 1n2k1n1/r4p1r/p1p2p1p/2R1q3/2P3p1/bP4PN/PB1P4/RQ2K3 w Q - 0 23 ; Best movec5e5 | The current state of the chess board is: Black knight at b8, black king at e8 and black knight at g8. Black rook at a7, black pawn at f7 and black rook at h7. Black pawn at a6, black pawn at c6, black pawn at f6 and black pawn at h6. White rook at c5 and black queen at e5. White pawn at c4 and black pawn at g4. Black bishop at a3, white pawn at b3, white pawn at g3 and white knight at h3. White pawn at a2, white bishop at b2 and white pawn at d2. White rook at a1, white queen at b1 and white king at e1. White queenside is the only castle move available. Half move number is 0. Full move number is 23. White to move. | the output is c5e5 | Input: The current state of the chess board is: Black knight at b8, black king at e8 and black knight at g8. Black rook at a7, black pawn at f7 and black rook at h7. Black pawn at a6, black pawn at c6, black pawn at f6 and black pawn at h6. White rook at c5 and black queen at e5. White pawn at c4 and black pawn at g4. Black bishop at a3, white pawn at b3, white pawn at g3 and white knight at h3. White pawn at a2, white bishop at b2 and white pawn at d2. White rook at a1, white queen at b1 and white king at e1. White queenside is the only castle move available. Half move number is 0. Full move number is 23. White to move. ; Output: Move from c5 to e5. |
r1b2b1r/p2n1kpp/3p3P/1ppP3q/3PPpP1/PP5R/5K2/RNB2BN1 b - - 2 19 | h5g6 | FEN state: r1b2b1r/p2n1kpp/3p3P/1ppP3q/3PPpP1/PP5R/5K2/RNB2BN1 b - - 2 19 ; Best moveh5g6 | The current state of the chess board is: Black rook at a8, black bishop at c8, black bishop at f8 and black rook at h8. Black pawn at a7, black knight at d7, black king at f7, black pawn at g7 and black pawn at h7. Black pawn at d6 and white pawn at h6. Black pawn at b5, black pawn at c5, white pawn at d5 and black queen at h5. White pawn at d4, white pawn at e4, black pawn at f4 and white pawn at g4. White pawn at a3, white pawn at b3 and white rook at h3. White king at f2. White rook at a1, white knight at b1, white bishop at c1, white bishop at f1 and white knight at g1. Both players have exhausted their castles. Half move number is 2. Full move number is 19. Black to move. | the output is h5g6 | Input: The current state of the chess board is: Black rook at a8, black bishop at c8, black bishop at f8 and black rook at h8. Black pawn at a7, black knight at d7, black king at f7, black pawn at g7 and black pawn at h7. Black pawn at d6 and white pawn at h6. Black pawn at b5, black pawn at c5, white pawn at d5 and black queen at h5. White pawn at d4, white pawn at e4, black pawn at f4 and white pawn at g4. White pawn at a3, white pawn at b3 and white rook at h3. White king at f2. White rook at a1, white knight at b1, white bishop at c1, white bishop at f1 and white knight at g1. Both players have exhausted their castles. Half move number is 2. Full move number is 19. Black to move. ; Output: Move from h5 to g6. |
2b5/1q1kn2r/rpp5/4bp2/PP4PP/2p5/4PP2/1RK1NB1R w - - 0 26 | e1f3 | FEN state: 2b5/1q1kn2r/rpp5/4bp2/PP4PP/2p5/4PP2/1RK1NB1R w - - 0 26 ; Best movee1f3 | The current state of the chess board is: Black bishop at c8. Black queen at b7, black king at d7, black knight at e7 and black rook at h7. Black rook at a6, black pawn at b6 and black pawn at c6. Black bishop at e5 and black pawn at f5. White pawn at a4, white pawn at b4, white pawn at g4 and white pawn at h4. Black pawn at c3. White pawn at e2 and white pawn at f2. White rook at b1, white king at c1, white knight at e1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 26. White to move. | the output is e1f3 | Input: The current state of the chess board is: Black bishop at c8. Black queen at b7, black king at d7, black knight at e7 and black rook at h7. Black rook at a6, black pawn at b6 and black pawn at c6. Black bishop at e5 and black pawn at f5. White pawn at a4, white pawn at b4, white pawn at g4 and white pawn at h4. Black pawn at c3. White pawn at e2 and white pawn at f2. White rook at b1, white king at c1, white knight at e1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 26. White to move. ; Output: Move from e1 to f3. |
r3kb1r/2pqp1pb/2P4p/pp1p1p1n/5PP1/1BP1P3/PPQK3P/RNB3NR w kq - 2 15 | c6d7 | FEN state: r3kb1r/2pqp1pb/2P4p/pp1p1p1n/5PP1/1BP1P3/PPQK3P/RNB3NR w kq - 2 15 ; Best movec6d7 | The current state of the chess board is: Black rook at a8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at c7, black queen at d7, black pawn at e7, black pawn at g7 and black bishop at h7. White pawn at c6 and black pawn at h6. Black pawn at a5, black pawn at b5, black pawn at d5, black pawn at f5 and black knight at h5. White pawn at f4 and white pawn at g4. White bishop at b3, white pawn at c3 and white pawn at e3. White pawn at a2, white pawn at b2, white queen at c2, white king at d2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white knight at g1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 2. Full move number is 15. White to move. | the output is c6d7 | Input: The current state of the chess board is: Black rook at a8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at c7, black queen at d7, black pawn at e7, black pawn at g7 and black bishop at h7. White pawn at c6 and black pawn at h6. Black pawn at a5, black pawn at b5, black pawn at d5, black pawn at f5 and black knight at h5. White pawn at f4 and white pawn at g4. White bishop at b3, white pawn at c3 and white pawn at e3. White pawn at a2, white pawn at b2, white queen at c2, white king at d2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white knight at g1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 2. Full move number is 15. White to move. ; Output: Move from c6 to d7. |
1r1qkb1r/3pp1p1/5n1p/p1p2p2/1np1bP2/6P1/PP1P1K1P/RBBN1QNR b k - 2 14 | e4h1 | FEN state: 1r1qkb1r/3pp1p1/5n1p/p1p2p2/1np1bP2/6P1/PP1P1K1P/RBBN1QNR b k - 2 14 ; Best movee4h1 | The current state of the chess board is: Black rook at b8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at d7, black pawn at e7 and black pawn at g7. Black knight at f6 and black pawn at h6. Black pawn at a5, black pawn at c5 and black pawn at f5. Black knight at b4, black pawn at c4, black bishop at e4 and white pawn at f4. White pawn at g3. White pawn at a2, white pawn at b2, white pawn at d2, white king at f2 and white pawn at h2. White rook at a1, white bishop at b1, white bishop at c1, white knight at d1, white queen at f1, white knight at g1 and white rook at h1. Black kingside is the only castle move available. Half move number is 2. Full move number is 14. Black to move. | the output is e4h1 | Input: The current state of the chess board is: Black rook at b8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at d7, black pawn at e7 and black pawn at g7. Black knight at f6 and black pawn at h6. Black pawn at a5, black pawn at c5 and black pawn at f5. Black knight at b4, black pawn at c4, black bishop at e4 and white pawn at f4. White pawn at g3. White pawn at a2, white pawn at b2, white pawn at d2, white king at f2 and white pawn at h2. White rook at a1, white bishop at b1, white bishop at c1, white knight at d1, white queen at f1, white knight at g1 and white rook at h1. Black kingside is the only castle move available. Half move number is 2. Full move number is 14. Black to move. ; Output: Move from e4 to h1. |
rnbqk1nr/p1pp2pp/3bpp2/Rp6/3P4/5N1P/1PP1PPPR/1NBQKB2 b kq - 3 6 | d6b4 | FEN state: rnbqk1nr/p1pp2pp/3bpp2/Rp6/3P4/5N1P/1PP1PPPR/1NBQKB2 b kq - 3 6 ; Best moved6b4 | The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8, black king at e8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at d7, black pawn at g7 and black pawn at h7. Black bishop at d6, black pawn at e6 and black pawn at f6. White rook at a5 and black pawn at b5. White pawn at d4. White knight at f3 and white pawn at h3. White pawn at b2, white pawn at c2, white pawn at e2, white pawn at f2, white pawn at g2 and white rook at h2. White knight at b1, white bishop at c1, white queen at d1, white king at e1 and white bishop at f1. Black kingside and black queenside castles are available. Half move number is 3. Full move number is 6. Black to move. | the output is d6b4 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8, black king at e8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at d7, black pawn at g7 and black pawn at h7. Black bishop at d6, black pawn at e6 and black pawn at f6. White rook at a5 and black pawn at b5. White pawn at d4. White knight at f3 and white pawn at h3. White pawn at b2, white pawn at c2, white pawn at e2, white pawn at f2, white pawn at g2 and white rook at h2. White knight at b1, white bishop at c1, white queen at d1, white king at e1 and white bishop at f1. Black kingside and black queenside castles are available. Half move number is 3. Full move number is 6. Black to move. ; Output: Move from d6 to b4. |
rnbk1bnr/1p1pp1pp/2p3B1/p7/P1P5/6P1/1PqPPP1P/RNBQK1NR w KQ - 0 8 | g6c2 | FEN state: rnbk1bnr/1p1pp1pp/2p3B1/p7/P1P5/6P1/1PqPPP1P/RNBQK1NR w KQ - 0 8 ; Best moveg6c2 | The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at d8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at d7, black pawn at e7, black pawn at g7 and black pawn at h7. Black pawn at c6 and white bishop at g6. Black pawn at a5. White pawn at a4 and white pawn at c4. White pawn at g3. White pawn at b2, black queen at c2, white pawn at d2, white pawn at e2, white pawn at f2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white king at e1, white knight at g1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 0. Full move number is 8. White to move. | the output is g6c2 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at d8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at d7, black pawn at e7, black pawn at g7 and black pawn at h7. Black pawn at c6 and white bishop at g6. Black pawn at a5. White pawn at a4 and white pawn at c4. White pawn at g3. White pawn at b2, black queen at c2, white pawn at d2, white pawn at e2, white pawn at f2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white king at e1, white knight at g1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 0. Full move number is 8. White to move. ; Output: Move from g6 to c2. |
rnbqk1nr/1p1p4/2pb3p/p3p1p1/2B2Q1P/4P3/1PPPNPP1/1RB1K1R1 w kq - 0 14 | f4f7 | FEN state: rnbqk1nr/1p1p4/2pb3p/p3p1p1/2B2Q1P/4P3/1PPPNPP1/1RB1K1R1 w kq - 0 14 ; Best movef4f7 | The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8, black king at e8, black knight at g8 and black rook at h8. Black pawn at b7 and black pawn at d7. Black pawn at c6, black bishop at d6 and black pawn at h6. Black pawn at a5, black pawn at e5 and black pawn at g5. White bishop at c4, white queen at f4 and white pawn at h4. White pawn at e3. White pawn at b2, white pawn at c2, white pawn at d2, white knight at e2, white pawn at f2 and white pawn at g2. White rook at b1, white bishop at c1, white king at e1 and white rook at g1. Black kingside and black queenside castles are available. Half move number is 0. Full move number is 14. White to move. | the output is f4f7 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8, black king at e8, black knight at g8 and black rook at h8. Black pawn at b7 and black pawn at d7. Black pawn at c6, black bishop at d6 and black pawn at h6. Black pawn at a5, black pawn at e5 and black pawn at g5. White bishop at c4, white queen at f4 and white pawn at h4. White pawn at e3. White pawn at b2, white pawn at c2, white pawn at d2, white knight at e2, white pawn at f2 and white pawn at g2. White rook at b1, white bishop at c1, white king at e1 and white rook at g1. Black kingside and black queenside castles are available. Half move number is 0. Full move number is 14. White to move. ; Output: Move from f4 to f7. |
r4bnr/2qppk2/B2pn3/3b1P2/P2P1p1p/2P1B2P/1P6/2RQ1K1R b - - 5 24 | a8a6 | FEN state: r4bnr/2qppk2/B2pn3/3b1P2/P2P1p1p/2P1B2P/1P6/2RQ1K1R b - - 5 24 ; Best movea8a6 | The current state of the chess board is: Black rook at a8, black bishop at f8, black knight at g8 and black rook at h8. Black queen at c7, black pawn at d7, black pawn at e7 and black king at f7. White bishop at a6, black pawn at d6 and black knight at e6. Black bishop at d5 and white pawn at f5. White pawn at a4, white pawn at d4, black pawn at f4 and black pawn at h4. White pawn at c3, white bishop at e3 and white pawn at h3. White pawn at b2. White rook at c1, white queen at d1, white king at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 5. Full move number is 24. Black to move. | the output is a8a6 | Input: The current state of the chess board is: Black rook at a8, black bishop at f8, black knight at g8 and black rook at h8. Black queen at c7, black pawn at d7, black pawn at e7 and black king at f7. White bishop at a6, black pawn at d6 and black knight at e6. Black bishop at d5 and white pawn at f5. White pawn at a4, white pawn at d4, black pawn at f4 and black pawn at h4. White pawn at c3, white bishop at e3 and white pawn at h3. White pawn at b2. White rook at c1, white queen at d1, white king at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 5. Full move number is 24. Black to move. ; Output: Move from a8 to a6. |
rn2k2r/pb1np1bp/3p1pp1/2q5/P1P5/3PKNP1/1B5P/R4B1R w kq - 1 22 | b2d4 | FEN state: rn2k2r/pb1np1bp/3p1pp1/2q5/P1P5/3PKNP1/1B5P/R4B1R w kq - 1 22 ; Best moveb2d4 | The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8 and black rook at h8. Black pawn at a7, black bishop at b7, black knight at d7, black pawn at e7, black bishop at g7 and black pawn at h7. Black pawn at d6, black pawn at f6 and black pawn at g6. Black queen at c5. White pawn at a4 and white pawn at c4. White pawn at d3, white king at e3, white knight at f3 and white pawn at g3. White bishop at b2 and white pawn at h2. White rook at a1, white bishop at f1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 1. Full move number is 22. White to move. | the output is b2d4 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8 and black rook at h8. Black pawn at a7, black bishop at b7, black knight at d7, black pawn at e7, black bishop at g7 and black pawn at h7. Black pawn at d6, black pawn at f6 and black pawn at g6. Black queen at c5. White pawn at a4 and white pawn at c4. White pawn at d3, white king at e3, white knight at f3 and white pawn at g3. White bishop at b2 and white pawn at h2. White rook at a1, white bishop at f1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 1. Full move number is 22. White to move. ; Output: Move from b2 to d4. |
rn1q2nr/pbpp1pkp/2Q3p1/3p1P2/4P1P1/P2P4/2P2KBP/R1b3NR b - - 0 13 | b8c6 | FEN state: rn1q2nr/pbpp1pkp/2Q3p1/3p1P2/4P1P1/P2P4/2P2KBP/R1b3NR b - - 0 13 ; Best moveb8c6 | The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8, black knight at g8 and black rook at h8. Black pawn at a7, black bishop at b7, black pawn at c7, black pawn at d7, black pawn at f7, black king at g7 and black pawn at h7. White queen at c6 and black pawn at g6. Black pawn at d5 and white pawn at f5. White pawn at e4 and white pawn at g4. White pawn at a3 and white pawn at d3. White pawn at c2, white king at f2, white bishop at g2 and white pawn at h2. White rook at a1, black bishop at c1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 13. Black to move. | the output is b8c6 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8, black knight at g8 and black rook at h8. Black pawn at a7, black bishop at b7, black pawn at c7, black pawn at d7, black pawn at f7, black king at g7 and black pawn at h7. White queen at c6 and black pawn at g6. Black pawn at d5 and white pawn at f5. White pawn at e4 and white pawn at g4. White pawn at a3 and white pawn at d3. White pawn at c2, white king at f2, white bishop at g2 and white pawn at h2. White rook at a1, black bishop at c1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 13. Black to move. ; Output: Move from b8 to c6. |
r1bqk1nr/1pppn3/4p1p1/1N2Pp1p/p1B2P2/1P2B1PP/PbP5/R2QK1NR b KQkq - 2 13 | b2a1 | FEN state: r1bqk1nr/1pppn3/4p1p1/1N2Pp1p/p1B2P2/1P2B1PP/PbP5/R2QK1NR b KQkq - 2 13 ; Best moveb2a1 | The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at e8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at c7, black pawn at d7 and black knight at e7. Black pawn at e6 and black pawn at g6. White knight at b5, white pawn at e5, black pawn at f5 and black pawn at h5. Black pawn at a4, white bishop at c4 and white pawn at f4. White pawn at b3, white bishop at e3, white pawn at g3 and white pawn at h3. White pawn at a2, black bishop at b2 and white pawn at c2. White rook at a1, white queen at d1, white king at e1, white knight at g1 and white rook at h1. White kingside, white queenside, black kingside and black queenside castles are available. Half move number is 2. Full move number is 13. Black to move. | the output is b2a1 | Input: The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at e8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at c7, black pawn at d7 and black knight at e7. Black pawn at e6 and black pawn at g6. White knight at b5, white pawn at e5, black pawn at f5 and black pawn at h5. Black pawn at a4, white bishop at c4 and white pawn at f4. White pawn at b3, white bishop at e3, white pawn at g3 and white pawn at h3. White pawn at a2, black bishop at b2 and white pawn at c2. White rook at a1, white queen at d1, white king at e1, white knight at g1 and white rook at h1. White kingside, white queenside, black kingside and black queenside castles are available. Half move number is 2. Full move number is 13. Black to move. ; Output: Move from b2 to a1. |
1rN2b1r/1bqkn1pp/pp1Bp3/3p1p1n/2P5/3P4/PPN1PPPP/R2QKB1R b Q - 3 18 | c7c8 | FEN state: 1rN2b1r/1bqkn1pp/pp1Bp3/3p1p1n/2P5/3P4/PPN1PPPP/R2QKB1R b Q - 3 18 ; Best movec7c8 | The current state of the chess board is: Black rook at b8, white knight at c8, black bishop at f8 and black rook at h8. Black bishop at b7, black queen at c7, black king at d7, black knight at e7, black pawn at g7 and black pawn at h7. Black pawn at a6, black pawn at b6, white bishop at d6 and black pawn at e6. Black pawn at d5, black pawn at f5 and black knight at h5. White pawn at c4. White pawn at d3. White pawn at a2, white pawn at b2, white knight at c2, white pawn at e2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white queen at d1, white king at e1, white bishop at f1 and white rook at h1. White queenside is the only castle move available. Half move number is 3. Full move number is 18. Black to move. | the output is c7c8 | Input: The current state of the chess board is: Black rook at b8, white knight at c8, black bishop at f8 and black rook at h8. Black bishop at b7, black queen at c7, black king at d7, black knight at e7, black pawn at g7 and black pawn at h7. Black pawn at a6, black pawn at b6, white bishop at d6 and black pawn at e6. Black pawn at d5, black pawn at f5 and black knight at h5. White pawn at c4. White pawn at d3. White pawn at a2, white pawn at b2, white knight at c2, white pawn at e2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white queen at d1, white king at e1, white bishop at f1 and white rook at h1. White queenside is the only castle move available. Half move number is 3. Full move number is 18. Black to move. ; Output: Move from c7 to c8. |
r3kb1r/p1p1qppp/n2p3n/1p6/1P2pP1P/P2BP2b/2PP1KPR/RNBQ2N1 w kq - 4 9 | h2h3 | FEN state: r3kb1r/p1p1qppp/n2p3n/1p6/1P2pP1P/P2BP2b/2PP1KPR/RNBQ2N1 w kq - 4 9 ; Best moveh2h3 | The current state of the chess board is: Black rook at a8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at c7, black queen at e7, black pawn at f7, black pawn at g7 and black pawn at h7. Black knight at a6, black pawn at d6 and black knight at h6. Black pawn at b5. White pawn at b4, black pawn at e4, white pawn at f4 and white pawn at h4. White pawn at a3, white bishop at d3, white pawn at e3 and black bishop at h3. White pawn at c2, white pawn at d2, white king at f2, white pawn at g2 and white rook at h2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1 and white knight at g1. Black kingside and black queenside castles are available. Half move number is 4. Full move number is 9. White to move. | the output is h2h3 | Input: The current state of the chess board is: Black rook at a8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at c7, black queen at e7, black pawn at f7, black pawn at g7 and black pawn at h7. Black knight at a6, black pawn at d6 and black knight at h6. Black pawn at b5. White pawn at b4, black pawn at e4, white pawn at f4 and white pawn at h4. White pawn at a3, white bishop at d3, white pawn at e3 and black bishop at h3. White pawn at c2, white pawn at d2, white king at f2, white pawn at g2 and white rook at h2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1 and white knight at g1. Black kingside and black queenside castles are available. Half move number is 4. Full move number is 9. White to move. ; Output: Move from h2 to h3. |
3qk1nr/1b1pp3/1pp1Pp2/6bp/pnr4Q/B2P1PP1/P1P1N2P/2R1KB1R w Kk - 1 18 | h4c4 | FEN state: 3qk1nr/1b1pp3/1pp1Pp2/6bp/pnr4Q/B2P1PP1/P1P1N2P/2R1KB1R w Kk - 1 18 ; Best moveh4c4 | The current state of the chess board is: Black queen at d8, black king at e8, black knight at g8 and black rook at h8. Black bishop at b7, black pawn at d7 and black pawn at e7. Black pawn at b6, black pawn at c6, white pawn at e6 and black pawn at f6. Black bishop at g5 and black pawn at h5. Black pawn at a4, black knight at b4, black rook at c4 and white queen at h4. White bishop at a3, white pawn at d3, white pawn at f3 and white pawn at g3. White pawn at a2, white pawn at c2, white knight at e2 and white pawn at h2. White rook at c1, white king at e1, white bishop at f1 and white rook at h1. White kingside and black kingside castles are available. Half move number is 1. Full move number is 18. White to move. | the output is h4c4 | Input: The current state of the chess board is: Black queen at d8, black king at e8, black knight at g8 and black rook at h8. Black bishop at b7, black pawn at d7 and black pawn at e7. Black pawn at b6, black pawn at c6, white pawn at e6 and black pawn at f6. Black bishop at g5 and black pawn at h5. Black pawn at a4, black knight at b4, black rook at c4 and white queen at h4. White bishop at a3, white pawn at d3, white pawn at f3 and white pawn at g3. White pawn at a2, white pawn at c2, white knight at e2 and white pawn at h2. White rook at c1, white king at e1, white bishop at f1 and white rook at h1. White kingside and black kingside castles are available. Half move number is 1. Full move number is 18. White to move. ; Output: Move from h4 to c4. |
1n3k2/2p5/rp3ppr/p1qp1b1p/P1Pp1PPP/4B3/1P1KPR2/RN3BN1 w - - 2 25 | g4f5 | FEN state: 1n3k2/2p5/rp3ppr/p1qp1b1p/P1Pp1PPP/4B3/1P1KPR2/RN3BN1 w - - 2 25 ; Best moveg4f5 | The current state of the chess board is: Black knight at b8 and black king at f8. Black pawn at c7. Black rook at a6, black pawn at b6, black pawn at f6, black pawn at g6 and black rook at h6. Black pawn at a5, black queen at c5, black pawn at d5, black bishop at f5 and black pawn at h5. White pawn at a4, white pawn at c4, black pawn at d4, white pawn at f4, white pawn at g4 and white pawn at h4. White bishop at e3. White pawn at b2, white king at d2, white pawn at e2 and white rook at f2. White rook at a1, white knight at b1, white bishop at f1 and white knight at g1. Both players have exhausted their castles. Half move number is 2. Full move number is 25. White to move. | the output is g4f5 | Input: The current state of the chess board is: Black knight at b8 and black king at f8. Black pawn at c7. Black rook at a6, black pawn at b6, black pawn at f6, black pawn at g6 and black rook at h6. Black pawn at a5, black queen at c5, black pawn at d5, black bishop at f5 and black pawn at h5. White pawn at a4, white pawn at c4, black pawn at d4, white pawn at f4, white pawn at g4 and white pawn at h4. White bishop at e3. White pawn at b2, white king at d2, white pawn at e2 and white rook at f2. White rook at a1, white knight at b1, white bishop at f1 and white knight at g1. Both players have exhausted their castles. Half move number is 2. Full move number is 25. White to move. ; Output: Move from g4 to f5. |
r1b2b2/1pnkpQ2/5ppr/1Np4p/P2P3P/2p3P1/3B4/1R1K2NR w - - 0 24 | d2c3 | FEN state: r1b2b2/1pnkpQ2/5ppr/1Np4p/P2P3P/2p3P1/3B4/1R1K2NR w - - 0 24 ; Best moved2c3 | The current state of the chess board is: Black rook at a8, black bishop at c8 and black bishop at f8. Black pawn at b7, black knight at c7, black king at d7, black pawn at e7 and white queen at f7. Black pawn at f6, black pawn at g6 and black rook at h6. White knight at b5, black pawn at c5 and black pawn at h5. White pawn at a4, white pawn at d4 and white pawn at h4. Black pawn at c3 and white pawn at g3. White bishop at d2. White rook at b1, white king at d1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 24. White to move. | the output is d2c3 | Input: The current state of the chess board is: Black rook at a8, black bishop at c8 and black bishop at f8. Black pawn at b7, black knight at c7, black king at d7, black pawn at e7 and white queen at f7. Black pawn at f6, black pawn at g6 and black rook at h6. White knight at b5, black pawn at c5 and black pawn at h5. White pawn at a4, white pawn at d4 and white pawn at h4. Black pawn at c3 and white pawn at g3. White bishop at d2. White rook at b1, white king at d1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 24. White to move. ; Output: Move from d2 to c3. |
2b2bnr/n1q1k3/1rRN1p2/p3pPpp/Pp6/3PPNP1/2PB3P/3QKB1R w K - 5 19 | c6c7 | FEN state: 2b2bnr/n1q1k3/1rRN1p2/p3pPpp/Pp6/3PPNP1/2PB3P/3QKB1R w K - 5 19 ; Best movec6c7 | The current state of the chess board is: Black bishop at c8, black bishop at f8, black knight at g8 and black rook at h8. Black knight at a7, black queen at c7 and black king at e7. Black rook at b6, white rook at c6, white knight at d6 and black pawn at f6. Black pawn at a5, black pawn at e5, white pawn at f5, black pawn at g5 and black pawn at h5. White pawn at a4 and black pawn at b4. White pawn at d3, white pawn at e3, white knight at f3 and white pawn at g3. White pawn at c2, white bishop at d2 and white pawn at h2. White queen at d1, white king at e1, white bishop at f1 and white rook at h1. White kingside is the only castle move available. Half move number is 5. Full move number is 19. White to move. | the output is c6c7 | Input: The current state of the chess board is: Black bishop at c8, black bishop at f8, black knight at g8 and black rook at h8. Black knight at a7, black queen at c7 and black king at e7. Black rook at b6, white rook at c6, white knight at d6 and black pawn at f6. Black pawn at a5, black pawn at e5, white pawn at f5, black pawn at g5 and black pawn at h5. White pawn at a4 and black pawn at b4. White pawn at d3, white pawn at e3, white knight at f3 and white pawn at g3. White pawn at c2, white bishop at d2 and white pawn at h2. White queen at d1, white king at e1, white bishop at f1 and white rook at h1. White kingside is the only castle move available. Half move number is 5. Full move number is 19. White to move. ; Output: Move from c6 to c7. |
r1b1kb1r/pp1n2pp/8/1qp1pp2/P5n1/1RNpPPPP/2PP4/2BQKBNR w Kkq - 0 13 | c3b5 | FEN state: r1b1kb1r/pp1n2pp/8/1qp1pp2/P5n1/1RNpPPPP/2PP4/2BQKBNR w Kkq - 0 13 ; Best movec3b5 | The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at b7, black knight at d7, black pawn at g7 and black pawn at h7. Black queen at b5, black pawn at c5, black pawn at e5 and black pawn at f5. White pawn at a4 and black knight at g4. White rook at b3, white knight at c3, black pawn at d3, white pawn at e3, white pawn at f3, white pawn at g3 and white pawn at h3. White pawn at c2 and white pawn at d2. White bishop at c1, white queen at d1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside, black kingside and black queenside castles are available. Half move number is 0. Full move number is 13. White to move. | the output is c3b5 | Input: The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at b7, black knight at d7, black pawn at g7 and black pawn at h7. Black queen at b5, black pawn at c5, black pawn at e5 and black pawn at f5. White pawn at a4 and black knight at g4. White rook at b3, white knight at c3, black pawn at d3, white pawn at e3, white pawn at f3, white pawn at g3 and white pawn at h3. White pawn at c2 and white pawn at d2. White bishop at c1, white queen at d1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside, black kingside and black queenside castles are available. Half move number is 0. Full move number is 13. White to move. ; Output: Move from c3 to b5. |
1rbqkb1r/p1pp1p1n/1p4p1/4N1Bp/3P2PP/1P2P3/P1PKBn2/RN2Q2R w k - 1 14 | g5d8 | FEN state: 1rbqkb1r/p1pp1p1n/1p4p1/4N1Bp/3P2PP/1P2P3/P1PKBn2/RN2Q2R w k - 1 14 ; Best moveg5d8 | The current state of the chess board is: Black rook at b8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at d7, black pawn at f7 and black knight at h7. Black pawn at b6 and black pawn at g6. White knight at e5, white bishop at g5 and black pawn at h5. White pawn at d4, white pawn at g4 and white pawn at h4. White pawn at b3 and white pawn at e3. White pawn at a2, white pawn at c2, white king at d2, white bishop at e2 and black knight at f2. White rook at a1, white knight at b1, white queen at e1 and white rook at h1. Black kingside is the only castle move available. Half move number is 1. Full move number is 14. White to move. | the output is g5d8 | Input: The current state of the chess board is: Black rook at b8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at d7, black pawn at f7 and black knight at h7. Black pawn at b6 and black pawn at g6. White knight at e5, white bishop at g5 and black pawn at h5. White pawn at d4, white pawn at g4 and white pawn at h4. White pawn at b3 and white pawn at e3. White pawn at a2, white pawn at c2, white king at d2, white bishop at e2 and black knight at f2. White rook at a1, white knight at b1, white queen at e1 and white rook at h1. Black kingside is the only castle move available. Half move number is 1. Full move number is 14. White to move. ; Output: Move from g5 to d8. |
r1bqr3/ppp1pk1p/6p1/2Pp1pB1/3Pn2P/NQP2P2/P3P1P1/R2K1BNR b - - 2 14 | e4f2 | FEN state: r1bqr3/ppp1pk1p/6p1/2Pp1pB1/3Pn2P/NQP2P2/P3P1P1/R2K1BNR b - - 2 14 ; Best movee4f2 | The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8 and black rook at e8. Black pawn at a7, black pawn at b7, black pawn at c7, black pawn at e7, black king at f7 and black pawn at h7. Black pawn at g6. White pawn at c5, black pawn at d5, black pawn at f5 and white bishop at g5. White pawn at d4, black knight at e4 and white pawn at h4. White knight at a3, white queen at b3, white pawn at c3 and white pawn at f3. White pawn at a2, white pawn at e2 and white pawn at g2. White rook at a1, white king at d1, white bishop at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 14. Black to move. | the output is e4f2 | Input: The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8 and black rook at e8. Black pawn at a7, black pawn at b7, black pawn at c7, black pawn at e7, black king at f7 and black pawn at h7. Black pawn at g6. White pawn at c5, black pawn at d5, black pawn at f5 and white bishop at g5. White pawn at d4, black knight at e4 and white pawn at h4. White knight at a3, white queen at b3, white pawn at c3 and white pawn at f3. White pawn at a2, white pawn at e2 and white pawn at g2. White rook at a1, white king at d1, white bishop at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 14. Black to move. ; Output: Move from e4 to f2. |
r1bqkb1r/pp1pp2B/5p2/2pQn1p1/2P2n2/4P2P/PP1P1PP1/RNBK2NR w kq - 4 9 | e3f4 | FEN state: r1bqkb1r/pp1pp2B/5p2/2pQn1p1/2P2n2/4P2P/PP1P1PP1/RNBK2NR w kq - 4 9 ; Best movee3f4 | The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at d7, black pawn at e7 and white bishop at h7. Black pawn at f6. Black pawn at c5, white queen at d5, black knight at e5 and black pawn at g5. White pawn at c4 and black knight at f4. White pawn at e3 and white pawn at h3. White pawn at a2, white pawn at b2, white pawn at d2, white pawn at f2 and white pawn at g2. White rook at a1, white knight at b1, white bishop at c1, white king at d1, white knight at g1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 4. Full move number is 9. White to move. | the output is e3f4 | Input: The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at d7, black pawn at e7 and white bishop at h7. Black pawn at f6. Black pawn at c5, white queen at d5, black knight at e5 and black pawn at g5. White pawn at c4 and black knight at f4. White pawn at e3 and white pawn at h3. White pawn at a2, white pawn at b2, white pawn at d2, white pawn at f2 and white pawn at g2. White rook at a1, white knight at b1, white bishop at c1, white king at d1, white knight at g1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 4. Full move number is 9. White to move. ; Output: Move from e3 to f4. |
rnb1Nr2/1p2b1pp/3p1k1n/p3Np2/PPP5/B7/R2qPKPP/3Q1B1R b - - 1 19 | f8e8 | FEN state: rnb1Nr2/1p2b1pp/3p1k1n/p3Np2/PPP5/B7/R2qPKPP/3Q1B1R b - - 1 19 ; Best movef8e8 | The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, white knight at e8 and black rook at f8. Black pawn at b7, black bishop at e7, black pawn at g7 and black pawn at h7. Black pawn at d6, black king at f6 and black knight at h6. Black pawn at a5, white knight at e5 and black pawn at f5. White pawn at a4, white pawn at b4 and white pawn at c4. White bishop at a3. White rook at a2, black queen at d2, white pawn at e2, white king at f2, white pawn at g2 and white pawn at h2. White queen at d1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 19. Black to move. | the output is f8e8 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, white knight at e8 and black rook at f8. Black pawn at b7, black bishop at e7, black pawn at g7 and black pawn at h7. Black pawn at d6, black king at f6 and black knight at h6. Black pawn at a5, white knight at e5 and black pawn at f5. White pawn at a4, white pawn at b4 and white pawn at c4. White bishop at a3. White rook at a2, black queen at d2, white pawn at e2, white king at f2, white pawn at g2 and white pawn at h2. White queen at d1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 19. Black to move. ; Output: Move from f8 to e8. |
1rbk2nr/3n1p2/1p1Pp3/4PPNp/Pp5P/2RP2pR/2Q3P1/1N2KBb1 b - - 0 25 | b4c3 | FEN state: 1rbk2nr/3n1p2/1p1Pp3/4PPNp/Pp5P/2RP2pR/2Q3P1/1N2KBb1 b - - 0 25 ; Best moveb4c3 | The current state of the chess board is: Black rook at b8, black bishop at c8, black king at d8, black knight at g8 and black rook at h8. Black knight at d7 and black pawn at f7. Black pawn at b6, white pawn at d6 and black pawn at e6. White pawn at e5, white pawn at f5, white knight at g5 and black pawn at h5. White pawn at a4, black pawn at b4 and white pawn at h4. White rook at c3, white pawn at d3, black pawn at g3 and white rook at h3. White queen at c2 and white pawn at g2. White knight at b1, white king at e1, white bishop at f1 and black bishop at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 25. Black to move. | the output is b4c3 | Input: The current state of the chess board is: Black rook at b8, black bishop at c8, black king at d8, black knight at g8 and black rook at h8. Black knight at d7 and black pawn at f7. Black pawn at b6, white pawn at d6 and black pawn at e6. White pawn at e5, white pawn at f5, white knight at g5 and black pawn at h5. White pawn at a4, black pawn at b4 and white pawn at h4. White rook at c3, white pawn at d3, black pawn at g3 and white rook at h3. White queen at c2 and white pawn at g2. White knight at b1, white king at e1, white bishop at f1 and black bishop at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 25. Black to move. ; Output: Move from b4 to c3. |
bnk2b1r/p1p2ppp/1p2p2n/8/1P2pP2/P2r2QN/N1PP3P/R1B1KB1R w KQ - 5 16 | c2d3 | FEN state: bnk2b1r/p1p2ppp/1p2p2n/8/1P2pP2/P2r2QN/N1PP3P/R1B1KB1R w KQ - 5 16 ; Best movec2d3 | The current state of the chess board is: Black bishop at a8, black knight at b8, black king at c8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at b6, black pawn at e6 and black knight at h6. White pawn at b4, black pawn at e4 and white pawn at f4. White pawn at a3, black rook at d3, white queen at g3 and white knight at h3. White knight at a2, white pawn at c2, white pawn at d2 and white pawn at h2. White rook at a1, white bishop at c1, white king at e1, white bishop at f1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 5. Full move number is 16. White to move. | the output is c2d3 | Input: The current state of the chess board is: Black bishop at a8, black knight at b8, black king at c8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at b6, black pawn at e6 and black knight at h6. White pawn at b4, black pawn at e4 and white pawn at f4. White pawn at a3, black rook at d3, white queen at g3 and white knight at h3. White knight at a2, white pawn at c2, white pawn at d2 and white pawn at h2. White rook at a1, white bishop at c1, white king at e1, white bishop at f1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 5. Full move number is 16. White to move. ; Output: Move from c2 to d3. |
rnb1kbnr/p2pp3/3q2p1/2p2pKp/8/p2BP3/1PPP1PPP/RNB2QNR w kq - 0 12 | f2f3 | FEN state: rnb1kbnr/p2pp3/3q2p1/2p2pKp/8/p2BP3/1PPP1PPP/RNB2QNR w kq - 0 12 ; Best movef2f3 | The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at d7 and black pawn at e7. Black queen at d6 and black pawn at g6. Black pawn at c5, black pawn at f5, white king at g5 and black pawn at h5. Black pawn at a3, white bishop at d3 and white pawn at e3. White pawn at b2, white pawn at c2, white pawn at d2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white queen at f1, white knight at g1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 0. Full move number is 12. White to move. | the output is f2f3 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at d7 and black pawn at e7. Black queen at d6 and black pawn at g6. Black pawn at c5, black pawn at f5, white king at g5 and black pawn at h5. Black pawn at a3, white bishop at d3 and white pawn at e3. White pawn at b2, white pawn at c2, white pawn at d2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white queen at f1, white knight at g1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 0. Full move number is 12. White to move. ; Output: Move from f2 to f3. |
1nbqk1r1/3pb1pp/rp2p2n/P1p2p2/7N/4P3/PBPP1PPP/RN1QKB1R w KQ - 0 10 | f1a6 | FEN state: 1nbqk1r1/3pb1pp/rp2p2n/P1p2p2/7N/4P3/PBPP1PPP/RN1QKB1R w KQ - 0 10 ; Best movef1a6 | The current state of the chess board is: Black knight at b8, black bishop at c8, black queen at d8, black king at e8 and black rook at g8. Black pawn at d7, black bishop at e7, black pawn at g7 and black pawn at h7. Black rook at a6, black pawn at b6, black pawn at e6 and black knight at h6. White pawn at a5, black pawn at c5 and black pawn at f5. White knight at h4. White pawn at e3. White pawn at a2, white bishop at b2, white pawn at c2, white pawn at d2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white queen at d1, white king at e1, white bishop at f1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 0. Full move number is 10. White to move. | the output is f1a6 | Input: The current state of the chess board is: Black knight at b8, black bishop at c8, black queen at d8, black king at e8 and black rook at g8. Black pawn at d7, black bishop at e7, black pawn at g7 and black pawn at h7. Black rook at a6, black pawn at b6, black pawn at e6 and black knight at h6. White pawn at a5, black pawn at c5 and black pawn at f5. White knight at h4. White pawn at e3. White pawn at a2, white bishop at b2, white pawn at c2, white pawn at d2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white queen at d1, white king at e1, white bishop at f1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 0. Full move number is 10. White to move. ; Output: Move from f1 to a6. |
r1bqk1n1/p2pp1br/2p2p1p/1p4p1/3N1P2/P1NPP3/1Pn3PP/R1B1QBKR b q - 1 12 | c2e1 | FEN state: r1bqk1n1/p2pp1br/2p2p1p/1p4p1/3N1P2/P1NPP3/1Pn3PP/R1B1QBKR b q - 1 12 ; Best movec2e1 | The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at e8 and black knight at g8. Black pawn at a7, black pawn at d7, black pawn at e7, black bishop at g7 and black rook at h7. Black pawn at c6, black pawn at f6 and black pawn at h6. Black pawn at b5 and black pawn at g5. White knight at d4 and white pawn at f4. White pawn at a3, white knight at c3, white pawn at d3 and white pawn at e3. White pawn at b2, black knight at c2, white pawn at g2 and white pawn at h2. White rook at a1, white bishop at c1, white queen at e1, white bishop at f1, white king at g1 and white rook at h1. Black queenside is the only castle move available. Half move number is 1. Full move number is 12. Black to move. | the output is c2e1 | Input: The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at e8 and black knight at g8. Black pawn at a7, black pawn at d7, black pawn at e7, black bishop at g7 and black rook at h7. Black pawn at c6, black pawn at f6 and black pawn at h6. Black pawn at b5 and black pawn at g5. White knight at d4 and white pawn at f4. White pawn at a3, white knight at c3, white pawn at d3 and white pawn at e3. White pawn at b2, black knight at c2, white pawn at g2 and white pawn at h2. White rook at a1, white bishop at c1, white queen at e1, white bishop at f1, white king at g1 and white rook at h1. Black queenside is the only castle move available. Half move number is 1. Full move number is 12. Black to move. ; Output: Move from c2 to e1. |
r3k2r/2pnn3/p4p2/1p1p2Pp/NP2P3/P4p1B/2PP3P/R1B1K2R b kq - 0 23 | b5a4 | FEN state: r3k2r/2pnn3/p4p2/1p1p2Pp/NP2P3/P4p1B/2PP3P/R1B1K2R b kq - 0 23 ; Best moveb5a4 | The current state of the chess board is: Black rook at a8, black king at e8 and black rook at h8. Black pawn at c7, black knight at d7 and black knight at e7. Black pawn at a6 and black pawn at f6. Black pawn at b5, black pawn at d5, white pawn at g5 and black pawn at h5. White knight at a4, white pawn at b4 and white pawn at e4. White pawn at a3, black pawn at f3 and white bishop at h3. White pawn at c2, white pawn at d2 and white pawn at h2. White rook at a1, white bishop at c1, white king at e1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 0. Full move number is 23. Black to move. | the output is b5a4 | Input: The current state of the chess board is: Black rook at a8, black king at e8 and black rook at h8. Black pawn at c7, black knight at d7 and black knight at e7. Black pawn at a6 and black pawn at f6. Black pawn at b5, black pawn at d5, white pawn at g5 and black pawn at h5. White knight at a4, white pawn at b4 and white pawn at e4. White pawn at a3, black pawn at f3 and white bishop at h3. White pawn at c2, white pawn at d2 and white pawn at h2. White rook at a1, white bishop at c1, white king at e1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 0. Full move number is 23. Black to move. ; Output: Move from b5 to a4. |
r3k3/B2bnpb1/pp2p2r/2pp4/2NP2qp/1PQKPp1P/P1P1B1PR/R5N1 b q - 3 24 | d5c4 | FEN state: r3k3/B2bnpb1/pp2p2r/2pp4/2NP2qp/1PQKPp1P/P1P1B1PR/R5N1 b q - 3 24 ; Best moved5c4 | The current state of the chess board is: Black rook at a8 and black king at e8. White bishop at a7, black bishop at d7, black knight at e7, black pawn at f7 and black bishop at g7. Black pawn at a6, black pawn at b6, black pawn at e6 and black rook at h6. Black pawn at c5 and black pawn at d5. White knight at c4, white pawn at d4, black queen at g4 and black pawn at h4. White pawn at b3, white queen at c3, white king at d3, white pawn at e3, black pawn at f3 and white pawn at h3. White pawn at a2, white pawn at c2, white bishop at e2, white pawn at g2 and white rook at h2. White rook at a1 and white knight at g1. Black queenside is the only castle move available. Half move number is 3. Full move number is 24. Black to move. | the output is d5c4 | Input: The current state of the chess board is: Black rook at a8 and black king at e8. White bishop at a7, black bishop at d7, black knight at e7, black pawn at f7 and black bishop at g7. Black pawn at a6, black pawn at b6, black pawn at e6 and black rook at h6. Black pawn at c5 and black pawn at d5. White knight at c4, white pawn at d4, black queen at g4 and black pawn at h4. White pawn at b3, white queen at c3, white king at d3, white pawn at e3, black pawn at f3 and white pawn at h3. White pawn at a2, white pawn at c2, white bishop at e2, white pawn at g2 and white rook at h2. White rook at a1 and white knight at g1. Black queenside is the only castle move available. Half move number is 3. Full move number is 24. Black to move. ; Output: Move from d5 to c4. |
r1bqkb1r/3pp3/2np2pn/p2P1p1p/Pp6/2P3PP/1P2PPB1/R2QK1NR w KQk - 1 14 | d5c6 | FEN state: r1bqkb1r/3pp3/2np2pn/p2P1p1p/Pp6/2P3PP/1P2PPB1/R2QK1NR w KQk - 1 14 ; Best moved5c6 | The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at d7 and black pawn at e7. Black knight at c6, black pawn at d6, black pawn at g6 and black knight at h6. Black pawn at a5, white pawn at d5, black pawn at f5 and black pawn at h5. White pawn at a4 and black pawn at b4. White pawn at c3, white pawn at g3 and white pawn at h3. White pawn at b2, white pawn at e2, white pawn at f2 and white bishop at g2. White rook at a1, white queen at d1, white king at e1, white knight at g1 and white rook at h1. White kingside, white queenside and black kingside castles are available. Half move number is 1. Full move number is 14. White to move. | the output is d5c6 | Input: The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at d7 and black pawn at e7. Black knight at c6, black pawn at d6, black pawn at g6 and black knight at h6. Black pawn at a5, white pawn at d5, black pawn at f5 and black pawn at h5. White pawn at a4 and black pawn at b4. White pawn at c3, white pawn at g3 and white pawn at h3. White pawn at b2, white pawn at e2, white pawn at f2 and white bishop at g2. White rook at a1, white queen at d1, white king at e1, white knight at g1 and white rook at h1. White kingside, white queenside and black kingside castles are available. Half move number is 1. Full move number is 14. White to move. ; Output: Move from d5 to c6. |
1nb2knr/r1pqb1p1/p2p1p2/1p2pQ1P/2P2N2/8/PPNPPP1P/R1B1KB1R w KQ - 2 12 | f5d7 | FEN state: 1nb2knr/r1pqb1p1/p2p1p2/1p2pQ1P/2P2N2/8/PPNPPP1P/R1B1KB1R w KQ - 2 12 ; Best movef5d7 | The current state of the chess board is: Black knight at b8, black bishop at c8, black king at f8, black knight at g8 and black rook at h8. Black rook at a7, black pawn at c7, black queen at d7, black bishop at e7 and black pawn at g7. Black pawn at a6, black pawn at d6 and black pawn at f6. Black pawn at b5, black pawn at e5, white queen at f5 and white pawn at h5. White pawn at c4 and white knight at f4. White pawn at a2, white pawn at b2, white knight at c2, white pawn at d2, white pawn at e2, white pawn at f2 and white pawn at h2. White rook at a1, white bishop at c1, white king at e1, white bishop at f1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 2. Full move number is 12. White to move. | the output is f5d7 | Input: The current state of the chess board is: Black knight at b8, black bishop at c8, black king at f8, black knight at g8 and black rook at h8. Black rook at a7, black pawn at c7, black queen at d7, black bishop at e7 and black pawn at g7. Black pawn at a6, black pawn at d6 and black pawn at f6. Black pawn at b5, black pawn at e5, white queen at f5 and white pawn at h5. White pawn at c4 and white knight at f4. White pawn at a2, white pawn at b2, white knight at c2, white pawn at d2, white pawn at e2, white pawn at f2 and white pawn at h2. White rook at a1, white bishop at c1, white king at e1, white bishop at f1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 2. Full move number is 12. White to move. ; Output: Move from f5 to d7. |
1nb1kbnr/r3p2p/pqp2pp1/3p4/P6P/2N1PN2/RPPP1PP1/2BQ1RK1 w k - 0 10 | d2d4 | FEN state: 1nb1kbnr/r3p2p/pqp2pp1/3p4/P6P/2N1PN2/RPPP1PP1/2BQ1RK1 w k - 0 10 ; Best moved2d4 | The current state of the chess board is: Black knight at b8, black bishop at c8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black rook at a7, black pawn at e7 and black pawn at h7. Black pawn at a6, black queen at b6, black pawn at c6, black pawn at f6 and black pawn at g6. Black pawn at d5. White pawn at a4 and white pawn at h4. White knight at c3, white pawn at e3 and white knight at f3. White rook at a2, white pawn at b2, white pawn at c2, white pawn at d2, white pawn at f2 and white pawn at g2. White bishop at c1, white queen at d1, white rook at f1 and white king at g1. Black kingside is the only castle move available. Half move number is 0. Full move number is 10. White to move. | the output is d2d4 | Input: The current state of the chess board is: Black knight at b8, black bishop at c8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black rook at a7, black pawn at e7 and black pawn at h7. Black pawn at a6, black queen at b6, black pawn at c6, black pawn at f6 and black pawn at g6. Black pawn at d5. White pawn at a4 and white pawn at h4. White knight at c3, white pawn at e3 and white knight at f3. White rook at a2, white pawn at b2, white pawn at c2, white pawn at d2, white pawn at f2 and white pawn at g2. White bishop at c1, white queen at d1, white rook at f1 and white king at g1. Black kingside is the only castle move available. Half move number is 0. Full move number is 10. White to move. ; Output: Move from d2 to d4. |
r4b1r/p3p1pp/bp1qn2k/2pp3P/N1PPPp2/5P2/PP5n/1RB1KBNR b K - 0 18 | h2f1 | FEN state: r4b1r/p3p1pp/bp1qn2k/2pp3P/N1PPPp2/5P2/PP5n/1RB1KBNR b K - 0 18 ; Best moveh2f1 | The current state of the chess board is: Black rook at a8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at e7, black pawn at g7 and black pawn at h7. Black bishop at a6, black pawn at b6, black queen at d6, black knight at e6 and black king at h6. Black pawn at c5, black pawn at d5 and white pawn at h5. White knight at a4, white pawn at c4, white pawn at d4, white pawn at e4 and black pawn at f4. White pawn at f3. White pawn at a2, white pawn at b2 and black knight at h2. White rook at b1, white bishop at c1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside is the only castle move available. Half move number is 0. Full move number is 18. Black to move. | the output is h2f1 | Input: The current state of the chess board is: Black rook at a8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at e7, black pawn at g7 and black pawn at h7. Black bishop at a6, black pawn at b6, black queen at d6, black knight at e6 and black king at h6. Black pawn at c5, black pawn at d5 and white pawn at h5. White knight at a4, white pawn at c4, white pawn at d4, white pawn at e4 and black pawn at f4. White pawn at f3. White pawn at a2, white pawn at b2 and black knight at h2. White rook at b1, white bishop at c1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside is the only castle move available. Half move number is 0. Full move number is 18. Black to move. ; Output: Move from h2 to f1. |
2rq1k1r/p1nb4/1pp2p2/2b1pnpp/N3pPP1/1PPPB2N/P1Q3BP/1R3KR1 w - - 7 22 | e3c5 | FEN state: 2rq1k1r/p1nb4/1pp2p2/2b1pnpp/N3pPP1/1PPPB2N/P1Q3BP/1R3KR1 w - - 7 22 ; Best movee3c5 | The current state of the chess board is: Black rook at c8, black queen at d8, black king at f8 and black rook at h8. Black pawn at a7, black knight at c7 and black bishop at d7. Black pawn at b6, black pawn at c6 and black pawn at f6. Black bishop at c5, black pawn at e5, black knight at f5, black pawn at g5 and black pawn at h5. White knight at a4, black pawn at e4, white pawn at f4 and white pawn at g4. White pawn at b3, white pawn at c3, white pawn at d3, white bishop at e3 and white knight at h3. White pawn at a2, white queen at c2, white bishop at g2 and white pawn at h2. White rook at b1, white king at f1 and white rook at g1. Both players have exhausted their castles. Half move number is 7. Full move number is 22. White to move. | the output is e3c5 | Input: The current state of the chess board is: Black rook at c8, black queen at d8, black king at f8 and black rook at h8. Black pawn at a7, black knight at c7 and black bishop at d7. Black pawn at b6, black pawn at c6 and black pawn at f6. Black bishop at c5, black pawn at e5, black knight at f5, black pawn at g5 and black pawn at h5. White knight at a4, black pawn at e4, white pawn at f4 and white pawn at g4. White pawn at b3, white pawn at c3, white pawn at d3, white bishop at e3 and white knight at h3. White pawn at a2, white queen at c2, white bishop at g2 and white pawn at h2. White rook at b1, white king at f1 and white rook at g1. Both players have exhausted their castles. Half move number is 7. Full move number is 22. White to move. ; Output: Move from e3 to c5. |
1rbqkb1r/1p1npp1p/2p1P3/p4n1Q/P2p2pP/BPP5/3PBPP1/RN3KNR w k - 0 14 | e6f7 | FEN state: 1rbqkb1r/1p1npp1p/2p1P3/p4n1Q/P2p2pP/BPP5/3PBPP1/RN3KNR w k - 0 14 ; Best movee6f7 | The current state of the chess board is: Black rook at b8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at b7, black knight at d7, black pawn at e7, black pawn at f7 and black pawn at h7. Black pawn at c6 and white pawn at e6. Black pawn at a5, black knight at f5 and white queen at h5. White pawn at a4, black pawn at d4, black pawn at g4 and white pawn at h4. White bishop at a3, white pawn at b3 and white pawn at c3. White pawn at d2, white bishop at e2, white pawn at f2 and white pawn at g2. White rook at a1, white knight at b1, white king at f1, white knight at g1 and white rook at h1. Black kingside is the only castle move available. Half move number is 0. Full move number is 14. White to move. | the output is e6f7 | Input: The current state of the chess board is: Black rook at b8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at b7, black knight at d7, black pawn at e7, black pawn at f7 and black pawn at h7. Black pawn at c6 and white pawn at e6. Black pawn at a5, black knight at f5 and white queen at h5. White pawn at a4, black pawn at d4, black pawn at g4 and white pawn at h4. White bishop at a3, white pawn at b3 and white pawn at c3. White pawn at d2, white bishop at e2, white pawn at f2 and white pawn at g2. White rook at a1, white knight at b1, white king at f1, white knight at g1 and white rook at h1. Black kingside is the only castle move available. Half move number is 0. Full move number is 14. White to move. ; Output: Move from e6 to f7. |
rnb1kb2/pp1pp3/5prn/2p5/1q3P1P/P1P5/1P1PPKP1/RNB2BNR w q - 2 9 | a3b4 | FEN state: rnb1kb2/pp1pp3/5prn/2p5/1q3P1P/P1P5/1P1PPKP1/RNB2BNR w q - 2 9 ; Best movea3b4 | The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8 and black bishop at f8. Black pawn at a7, black pawn at b7, black pawn at d7 and black pawn at e7. Black pawn at f6, black rook at g6 and black knight at h6. Black pawn at c5. Black queen at b4, white pawn at f4 and white pawn at h4. White pawn at a3 and white pawn at c3. White pawn at b2, white pawn at d2, white pawn at e2, white king at f2 and white pawn at g2. White rook at a1, white knight at b1, white bishop at c1, white bishop at f1, white knight at g1 and white rook at h1. Black queenside is the only castle move available. Half move number is 2. Full move number is 9. White to move. | the output is a3b4 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8 and black bishop at f8. Black pawn at a7, black pawn at b7, black pawn at d7 and black pawn at e7. Black pawn at f6, black rook at g6 and black knight at h6. Black pawn at c5. Black queen at b4, white pawn at f4 and white pawn at h4. White pawn at a3 and white pawn at c3. White pawn at b2, white pawn at d2, white pawn at e2, white king at f2 and white pawn at g2. White rook at a1, white knight at b1, white bishop at c1, white bishop at f1, white knight at g1 and white rook at h1. Black queenside is the only castle move available. Half move number is 2. Full move number is 9. White to move. ; Output: Move from a3 to b4. |
rnb3r1/pp1pkpp1/3b4/Q1p1pnp1/4PB2/NP1P4/2P2PPP/R3KBR1 b Q - 2 14 | e5f4 | FEN state: rnb3r1/pp1pkpp1/3b4/Q1p1pnp1/4PB2/NP1P4/2P2PPP/R3KBR1 b Q - 2 14 ; Best movee5f4 | The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8 and black rook at g8. Black pawn at a7, black pawn at b7, black pawn at d7, black king at e7, black pawn at f7 and black pawn at g7. Black bishop at d6. White queen at a5, black pawn at c5, black pawn at e5, black knight at f5 and black pawn at g5. White pawn at e4 and white bishop at f4. White knight at a3, white pawn at b3 and white pawn at d3. White pawn at c2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white king at e1, white bishop at f1 and white rook at g1. White queenside is the only castle move available. Half move number is 2. Full move number is 14. Black to move. | the output is e5f4 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8 and black rook at g8. Black pawn at a7, black pawn at b7, black pawn at d7, black king at e7, black pawn at f7 and black pawn at g7. Black bishop at d6. White queen at a5, black pawn at c5, black pawn at e5, black knight at f5 and black pawn at g5. White pawn at e4 and white bishop at f4. White knight at a3, white pawn at b3 and white pawn at d3. White pawn at c2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white king at e1, white bishop at f1 and white rook at g1. White queenside is the only castle move available. Half move number is 2. Full move number is 14. Black to move. ; Output: Move from e5 to f4. |
r3kbnr/1b1ppp1p/p7/2p3p1/pN1N3P/3PP2R/1PPB1PP1/R2QKB2 b Qkq - 1 12 | c5d4 | FEN state: r3kbnr/1b1ppp1p/p7/2p3p1/pN1N3P/3PP2R/1PPB1PP1/R2QKB2 b Qkq - 1 12 ; Best movec5d4 | The current state of the chess board is: Black rook at a8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black bishop at b7, black pawn at d7, black pawn at e7, black pawn at f7 and black pawn at h7. Black pawn at a6. Black pawn at c5 and black pawn at g5. Black pawn at a4, white knight at b4, white knight at d4 and white pawn at h4. White pawn at d3, white pawn at e3 and white rook at h3. White pawn at b2, white pawn at c2, white bishop at d2, white pawn at f2 and white pawn at g2. White rook at a1, white queen at d1, white king at e1 and white bishop at f1. White queenside, black kingside and black queenside castles are available. Half move number is 1. Full move number is 12. Black to move. | the output is c5d4 | Input: The current state of the chess board is: Black rook at a8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black bishop at b7, black pawn at d7, black pawn at e7, black pawn at f7 and black pawn at h7. Black pawn at a6. Black pawn at c5 and black pawn at g5. Black pawn at a4, white knight at b4, white knight at d4 and white pawn at h4. White pawn at d3, white pawn at e3 and white rook at h3. White pawn at b2, white pawn at c2, white bishop at d2, white pawn at f2 and white pawn at g2. White rook at a1, white queen at d1, white king at e1 and white bishop at f1. White queenside, black kingside and black queenside castles are available. Half move number is 1. Full move number is 12. Black to move. ; Output: Move from c5 to d4. |
1rb1k2r/1p1nn3/1P2pq1b/2p1pP1p/p1P2P2/P5P1/2QPNK1R/RNB2B2 b - - 6 22 | h5h4 | FEN state: 1rb1k2r/1p1nn3/1P2pq1b/2p1pP1p/p1P2P2/P5P1/2QPNK1R/RNB2B2 b - - 6 22 ; Best moveh5h4 | The current state of the chess board is: Black rook at b8, black bishop at c8, black king at e8 and black rook at h8. Black pawn at b7, black knight at d7 and black knight at e7. White pawn at b6, black pawn at e6, black queen at f6 and black bishop at h6. Black pawn at c5, black pawn at e5, white pawn at f5 and black pawn at h5. Black pawn at a4, white pawn at c4 and white pawn at f4. White pawn at a3 and white pawn at g3. White queen at c2, white pawn at d2, white knight at e2, white king at f2 and white rook at h2. White rook at a1, white knight at b1, white bishop at c1 and white bishop at f1. Both players have exhausted their castles. Half move number is 6. Full move number is 22. Black to move. | the output is h5h4 | Input: The current state of the chess board is: Black rook at b8, black bishop at c8, black king at e8 and black rook at h8. Black pawn at b7, black knight at d7 and black knight at e7. White pawn at b6, black pawn at e6, black queen at f6 and black bishop at h6. Black pawn at c5, black pawn at e5, white pawn at f5 and black pawn at h5. Black pawn at a4, white pawn at c4 and white pawn at f4. White pawn at a3 and white pawn at g3. White queen at c2, white pawn at d2, white knight at e2, white king at f2 and white rook at h2. White rook at a1, white knight at b1, white bishop at c1 and white bishop at f1. Both players have exhausted their castles. Half move number is 6. Full move number is 22. Black to move. ; Output: Move from h5 to h4. |
rn2kbnr/p2p2pp/bqp1pp2/1p5P/4P3/2P4N/PP1PBPP1/RNBQ1RK1 b kq - 0 7 | b5b4 | FEN state: rn2kbnr/p2p2pp/bqp1pp2/1p5P/4P3/2P4N/PP1PBPP1/RNBQ1RK1 b kq - 0 7 ; Best moveb5b4 | The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at d7, black pawn at g7 and black pawn at h7. Black bishop at a6, black queen at b6, black pawn at c6, black pawn at e6 and black pawn at f6. Black pawn at b5 and white pawn at h5. White pawn at e4. White pawn at c3 and white knight at h3. White pawn at a2, white pawn at b2, white pawn at d2, white bishop at e2, white pawn at f2 and white pawn at g2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white rook at f1 and white king at g1. Black kingside and black queenside castles are available. Half move number is 0. Full move number is 7. Black to move. | the output is b5b4 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at d7, black pawn at g7 and black pawn at h7. Black bishop at a6, black queen at b6, black pawn at c6, black pawn at e6 and black pawn at f6. Black pawn at b5 and white pawn at h5. White pawn at e4. White pawn at c3 and white knight at h3. White pawn at a2, white pawn at b2, white pawn at d2, white bishop at e2, white pawn at f2 and white pawn at g2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white rook at f1 and white king at g1. Black kingside and black queenside castles are available. Half move number is 0. Full move number is 7. Black to move. ; Output: Move from b5 to b4. |
1n2kbnr/4p1Bp/1p2b3/3p2q1/r1p1P2P/P1PP2p1/1K2N1P1/RNQ2B1R b k - 3 21 | g5c1 | FEN state: 1n2kbnr/4p1Bp/1p2b3/3p2q1/r1p1P2P/P1PP2p1/1K2N1P1/RNQ2B1R b k - 3 21 ; Best moveg5c1 | The current state of the chess board is: Black knight at b8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at e7, white bishop at g7 and black pawn at h7. Black pawn at b6 and black bishop at e6. Black pawn at d5 and black queen at g5. Black rook at a4, black pawn at c4, white pawn at e4 and white pawn at h4. White pawn at a3, white pawn at c3, white pawn at d3 and black pawn at g3. White king at b2, white knight at e2 and white pawn at g2. White rook at a1, white knight at b1, white queen at c1, white bishop at f1 and white rook at h1. Black kingside is the only castle move available. Half move number is 3. Full move number is 21. Black to move. | the output is g5c1 | Input: The current state of the chess board is: Black knight at b8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at e7, white bishop at g7 and black pawn at h7. Black pawn at b6 and black bishop at e6. Black pawn at d5 and black queen at g5. Black rook at a4, black pawn at c4, white pawn at e4 and white pawn at h4. White pawn at a3, white pawn at c3, white pawn at d3 and black pawn at g3. White king at b2, white knight at e2 and white pawn at g2. White rook at a1, white knight at b1, white queen at c1, white bishop at f1 and white rook at h1. Black kingside is the only castle move available. Half move number is 3. Full move number is 21. Black to move. ; Output: Move from g5 to c1. |
rn1k1b1r/p7/2nPp1pp/1p6/2NP2P1/4P2b/PRP2P1P/2BK1BNR w - - 1 18 | g1h3 | FEN state: rn1k1b1r/p7/2nPp1pp/1p6/2NP2P1/4P2b/PRP2P1P/2BK1BNR w - - 1 18 ; Best moveg1h3 | The current state of the chess board is: Black rook at a8, black knight at b8, black king at d8, black bishop at f8 and black rook at h8. Black pawn at a7. Black knight at c6, white pawn at d6, black pawn at e6, black pawn at g6 and black pawn at h6. Black pawn at b5. White knight at c4, white pawn at d4 and white pawn at g4. White pawn at e3 and black bishop at h3. White pawn at a2, white rook at b2, white pawn at c2, white pawn at f2 and white pawn at h2. White bishop at c1, white king at d1, white bishop at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 18. White to move. | the output is g1h3 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black king at d8, black bishop at f8 and black rook at h8. Black pawn at a7. Black knight at c6, white pawn at d6, black pawn at e6, black pawn at g6 and black pawn at h6. Black pawn at b5. White knight at c4, white pawn at d4 and white pawn at g4. White pawn at e3 and black bishop at h3. White pawn at a2, white rook at b2, white pawn at c2, white pawn at f2 and white pawn at h2. White bishop at c1, white king at d1, white bishop at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 18. White to move. ; Output: Move from g1 to h3. |
r1b2br1/1p3k1p/2pp1p1n/qNP3Pp/PP2pP2/2P1P2N/3Q1K2/1RB2BR1 b - - 2 22 | a5a4 | FEN state: r1b2br1/1p3k1p/2pp1p1n/qNP3Pp/PP2pP2/2P1P2N/3Q1K2/1RB2BR1 b - - 2 22 ; Best movea5a4 | The current state of the chess board is: Black rook at a8, black bishop at c8, black bishop at f8 and black rook at g8. Black pawn at b7, black king at f7 and black pawn at h7. Black pawn at c6, black pawn at d6, black pawn at f6 and black knight at h6. Black queen at a5, white knight at b5, white pawn at c5, white pawn at g5 and black pawn at h5. White pawn at a4, white pawn at b4, black pawn at e4 and white pawn at f4. White pawn at c3, white pawn at e3 and white knight at h3. White queen at d2 and white king at f2. White rook at b1, white bishop at c1, white bishop at f1 and white rook at g1. Both players have exhausted their castles. Half move number is 2. Full move number is 22. Black to move. | the output is a5a4 | Input: The current state of the chess board is: Black rook at a8, black bishop at c8, black bishop at f8 and black rook at g8. Black pawn at b7, black king at f7 and black pawn at h7. Black pawn at c6, black pawn at d6, black pawn at f6 and black knight at h6. Black queen at a5, white knight at b5, white pawn at c5, white pawn at g5 and black pawn at h5. White pawn at a4, white pawn at b4, black pawn at e4 and white pawn at f4. White pawn at c3, white pawn at e3 and white knight at h3. White queen at d2 and white king at f2. White rook at b1, white bishop at c1, white bishop at f1 and white rook at g1. Both players have exhausted their castles. Half move number is 2. Full move number is 22. Black to move. ; Output: Move from a5 to a4. |
r1q1k1r1/pbpp1p1n/n2bp1pp/1Q4N1/3PP3/P5PP/1PP2PB1/RNB2R1K b q - 2 14 | h7g5 | FEN state: r1q1k1r1/pbpp1p1n/n2bp1pp/1Q4N1/3PP3/P5PP/1PP2PB1/RNB2R1K b q - 2 14 ; Best moveh7g5 | The current state of the chess board is: Black rook at a8, black queen at c8, black king at e8 and black rook at g8. Black pawn at a7, black bishop at b7, black pawn at c7, black pawn at d7, black pawn at f7 and black knight at h7. Black knight at a6, black bishop at d6, black pawn at e6, black pawn at g6 and black pawn at h6. White queen at b5 and white knight at g5. White pawn at d4 and white pawn at e4. White pawn at a3, white pawn at g3 and white pawn at h3. White pawn at b2, white pawn at c2, white pawn at f2 and white bishop at g2. White rook at a1, white knight at b1, white bishop at c1, white rook at f1 and white king at h1. Black queenside is the only castle move available. Half move number is 2. Full move number is 14. Black to move. | the output is h7g5 | Input: The current state of the chess board is: Black rook at a8, black queen at c8, black king at e8 and black rook at g8. Black pawn at a7, black bishop at b7, black pawn at c7, black pawn at d7, black pawn at f7 and black knight at h7. Black knight at a6, black bishop at d6, black pawn at e6, black pawn at g6 and black pawn at h6. White queen at b5 and white knight at g5. White pawn at d4 and white pawn at e4. White pawn at a3, white pawn at g3 and white pawn at h3. White pawn at b2, white pawn at c2, white pawn at f2 and white bishop at g2. White rook at a1, white knight at b1, white bishop at c1, white rook at f1 and white king at h1. Black queenside is the only castle move available. Half move number is 2. Full move number is 14. Black to move. ; Output: Move from h7 to g5. |
2br4/nrpp1kqp/2Bbp3/pp3p2/PPPP1Pnp/N6N/1RQBP3/4KR2 b - - 5 25 | a7c6 | FEN state: 2br4/nrpp1kqp/2Bbp3/pp3p2/PPPP1Pnp/N6N/1RQBP3/4KR2 b - - 5 25 ; Best movea7c6 | The current state of the chess board is: Black bishop at c8 and black rook at d8. Black knight at a7, black rook at b7, black pawn at c7, black pawn at d7, black king at f7, black queen at g7 and black pawn at h7. White bishop at c6, black bishop at d6 and black pawn at e6. Black pawn at a5, black pawn at b5 and black pawn at f5. White pawn at a4, white pawn at b4, white pawn at c4, white pawn at d4, white pawn at f4, black knight at g4 and black pawn at h4. White knight at a3 and white knight at h3. White rook at b2, white queen at c2, white bishop at d2 and white pawn at e2. White king at e1 and white rook at f1. Both players have exhausted their castles. Half move number is 5. Full move number is 25. Black to move. | the output is a7c6 | Input: The current state of the chess board is: Black bishop at c8 and black rook at d8. Black knight at a7, black rook at b7, black pawn at c7, black pawn at d7, black king at f7, black queen at g7 and black pawn at h7. White bishop at c6, black bishop at d6 and black pawn at e6. Black pawn at a5, black pawn at b5 and black pawn at f5. White pawn at a4, white pawn at b4, white pawn at c4, white pawn at d4, white pawn at f4, black knight at g4 and black pawn at h4. White knight at a3 and white knight at h3. White rook at b2, white queen at c2, white bishop at d2 and white pawn at e2. White king at e1 and white rook at f1. Both players have exhausted their castles. Half move number is 5. Full move number is 25. Black to move. ; Output: Move from a7 to c6. |
r1k2br1/pqp1Bp2/8/1p1bp2p/3n3P/2N2PPN/P1P2KB1/5R2 b - - 5 23 | d5f3 | FEN state: r1k2br1/pqp1Bp2/8/1p1bp2p/3n3P/2N2PPN/P1P2KB1/5R2 b - - 5 23 ; Best moved5f3 | The current state of the chess board is: Black rook at a8, black king at c8, black bishop at f8 and black rook at g8. Black pawn at a7, black queen at b7, black pawn at c7, white bishop at e7 and black pawn at f7. Black pawn at b5, black bishop at d5, black pawn at e5 and black pawn at h5. Black knight at d4 and white pawn at h4. White knight at c3, white pawn at f3, white pawn at g3 and white knight at h3. White pawn at a2, white pawn at c2, white king at f2 and white bishop at g2. White rook at f1. Both players have exhausted their castles. Half move number is 5. Full move number is 23. Black to move. | the output is d5f3 | Input: The current state of the chess board is: Black rook at a8, black king at c8, black bishop at f8 and black rook at g8. Black pawn at a7, black queen at b7, black pawn at c7, white bishop at e7 and black pawn at f7. Black pawn at b5, black bishop at d5, black pawn at e5 and black pawn at h5. Black knight at d4 and white pawn at h4. White knight at c3, white pawn at f3, white pawn at g3 and white knight at h3. White pawn at a2, white pawn at c2, white king at f2 and white bishop at g2. White rook at f1. Both players have exhausted their castles. Half move number is 5. Full move number is 23. Black to move. ; Output: Move from d5 to f3. |
rn1qkb1r/p1p1pp2/5n2/P2p2pp/1p6/1P1b2PP/N2PPP2/R1BQKBNR w Kkq - 1 12 | e2d3 | FEN state: rn1qkb1r/p1p1pp2/5n2/P2p2pp/1p6/1P1b2PP/N2PPP2/R1BQKBNR w Kkq - 1 12 ; Best movee2d3 | The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at e7 and black pawn at f7. Black knight at f6. White pawn at a5, black pawn at d5, black pawn at g5 and black pawn at h5. Black pawn at b4. White pawn at b3, black bishop at d3, white pawn at g3 and white pawn at h3. White knight at a2, white pawn at d2, white pawn at e2 and white pawn at f2. White rook at a1, white bishop at c1, white queen at d1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside, black kingside and black queenside castles are available. Half move number is 1. Full move number is 12. White to move. | the output is e2d3 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at e7 and black pawn at f7. Black knight at f6. White pawn at a5, black pawn at d5, black pawn at g5 and black pawn at h5. Black pawn at b4. White pawn at b3, black bishop at d3, white pawn at g3 and white pawn at h3. White knight at a2, white pawn at d2, white pawn at e2 and white pawn at f2. White rook at a1, white bishop at c1, white queen at d1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside, black kingside and black queenside castles are available. Half move number is 1. Full move number is 12. White to move. ; Output: Move from e2 to d3. |
rn3b2/3b1k2/2q2p1r/PpPnp2p/P1P1pp2/1Q4PN/3K2BP/RNBR4 w - - 4 23 | g2e4 | FEN state: rn3b2/3b1k2/2q2p1r/PpPnp2p/P1P1pp2/1Q4PN/3K2BP/RNBR4 w - - 4 23 ; Best moveg2e4 | The current state of the chess board is: Black rook at a8, black knight at b8 and black bishop at f8. Black bishop at d7 and black king at f7. Black queen at c6, black pawn at f6 and black rook at h6. White pawn at a5, black pawn at b5, white pawn at c5, black knight at d5, black pawn at e5 and black pawn at h5. White pawn at a4, white pawn at c4, black pawn at e4 and black pawn at f4. White queen at b3, white pawn at g3 and white knight at h3. White king at d2, white bishop at g2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1 and white rook at d1. Both players have exhausted their castles. Half move number is 4. Full move number is 23. White to move. | the output is g2e4 | Input: The current state of the chess board is: Black rook at a8, black knight at b8 and black bishop at f8. Black bishop at d7 and black king at f7. Black queen at c6, black pawn at f6 and black rook at h6. White pawn at a5, black pawn at b5, white pawn at c5, black knight at d5, black pawn at e5 and black pawn at h5. White pawn at a4, white pawn at c4, black pawn at e4 and black pawn at f4. White queen at b3, white pawn at g3 and white knight at h3. White king at d2, white bishop at g2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1 and white rook at d1. Both players have exhausted their castles. Half move number is 4. Full move number is 23. White to move. ; Output: Move from g2 to e4. |
rn3b1r/p1p3pp/1p1pk2n/4N3/1P1PPp1P/P1B3P1/5PR1/RQ2Kb2 b Q - 1 18 | f1g2 | FEN state: rn3b1r/p1p3pp/1p1pk2n/4N3/1P1PPp1P/P1B3P1/5PR1/RQ2Kb2 b Q - 1 18 ; Best movef1g2 | The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at g7 and black pawn at h7. Black pawn at b6, black pawn at d6, black king at e6 and black knight at h6. White knight at e5. White pawn at b4, white pawn at d4, white pawn at e4, black pawn at f4 and white pawn at h4. White pawn at a3, white bishop at c3 and white pawn at g3. White pawn at f2 and white rook at g2. White rook at a1, white queen at b1, white king at e1 and black bishop at f1. White queenside is the only castle move available. Half move number is 1. Full move number is 18. Black to move. | the output is f1g2 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at g7 and black pawn at h7. Black pawn at b6, black pawn at d6, black king at e6 and black knight at h6. White knight at e5. White pawn at b4, white pawn at d4, white pawn at e4, black pawn at f4 and white pawn at h4. White pawn at a3, white bishop at c3 and white pawn at g3. White pawn at f2 and white rook at g2. White rook at a1, white queen at b1, white king at e1 and black bishop at f1. White queenside is the only castle move available. Half move number is 1. Full move number is 18. Black to move. ; Output: Move from f1 to g2. |
r1b1k3/p2ppp1r/np5P/1Np4p/1P1PQ3/6P1/PBP1Pq2/R2K2nR w q - 0 17 | h1g1 | FEN state: r1b1k3/p2ppp1r/np5P/1Np4p/1P1PQ3/6P1/PBP1Pq2/R2K2nR w q - 0 17 ; Best moveh1g1 | The current state of the chess board is: Black rook at a8, black bishop at c8 and black king at e8. Black pawn at a7, black pawn at d7, black pawn at e7, black pawn at f7 and black rook at h7. Black knight at a6, black pawn at b6 and white pawn at h6. White knight at b5, black pawn at c5 and black pawn at h5. White pawn at b4, white pawn at d4 and white queen at e4. White pawn at g3. White pawn at a2, white bishop at b2, white pawn at c2, white pawn at e2 and black queen at f2. White rook at a1, white king at d1, black knight at g1 and white rook at h1. Black queenside is the only castle move available. Half move number is 0. Full move number is 17. White to move. | the output is h1g1 | Input: The current state of the chess board is: Black rook at a8, black bishop at c8 and black king at e8. Black pawn at a7, black pawn at d7, black pawn at e7, black pawn at f7 and black rook at h7. Black knight at a6, black pawn at b6 and white pawn at h6. White knight at b5, black pawn at c5 and black pawn at h5. White pawn at b4, white pawn at d4 and white queen at e4. White pawn at g3. White pawn at a2, white bishop at b2, white pawn at c2, white pawn at e2 and black queen at f2. White rook at a1, white king at d1, black knight at g1 and white rook at h1. Black queenside is the only castle move available. Half move number is 0. Full move number is 17. White to move. ; Output: Move from h1 to g1. |
rnb1kbnr/1p1ppppp/2p5/p7/3P1P1P/N7/PPPBP2R/R2QKBq1 b Qkq - 1 7 | g1h2 | FEN state: rnb1kbnr/1p1ppppp/2p5/p7/3P1P1P/N7/PPPBP2R/R2QKBq1 b Qkq - 1 7 ; Best moveg1h2 | The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at d7, black pawn at e7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at c6. Black pawn at a5. White pawn at d4, white pawn at f4 and white pawn at h4. White knight at a3. White pawn at a2, white pawn at b2, white pawn at c2, white bishop at d2, white pawn at e2 and white rook at h2. White rook at a1, white queen at d1, white king at e1, white bishop at f1 and black queen at g1. White queenside, black kingside and black queenside castles are available. Half move number is 1. Full move number is 7. Black to move. | the output is g1h2 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at d7, black pawn at e7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at c6. Black pawn at a5. White pawn at d4, white pawn at f4 and white pawn at h4. White knight at a3. White pawn at a2, white pawn at b2, white pawn at c2, white bishop at d2, white pawn at e2 and white rook at h2. White rook at a1, white queen at d1, white king at e1, white bishop at f1 and black queen at g1. White queenside, black kingside and black queenside castles are available. Half move number is 1. Full move number is 7. Black to move. ; Output: Move from g1 to h2. |
1nbk3r/1p2p1b1/r2p1p1n/2pP2pp/p1P1P1P1/N7/P1Q1NPBP/R1B1K2R w KQ - 1 19 | g4h5 | FEN state: 1nbk3r/1p2p1b1/r2p1p1n/2pP2pp/p1P1P1P1/N7/P1Q1NPBP/R1B1K2R w KQ - 1 19 ; Best moveg4h5 | The current state of the chess board is: Black knight at b8, black bishop at c8, black king at d8 and black rook at h8. Black pawn at b7, black pawn at e7 and black bishop at g7. Black rook at a6, black pawn at d6, black pawn at f6 and black knight at h6. Black pawn at c5, white pawn at d5, black pawn at g5 and black pawn at h5. Black pawn at a4, white pawn at c4, white pawn at e4 and white pawn at g4. White knight at a3. White pawn at a2, white queen at c2, white knight at e2, white pawn at f2, white bishop at g2 and white pawn at h2. White rook at a1, white bishop at c1, white king at e1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 1. Full move number is 19. White to move. | the output is g4h5 | Input: The current state of the chess board is: Black knight at b8, black bishop at c8, black king at d8 and black rook at h8. Black pawn at b7, black pawn at e7 and black bishop at g7. Black rook at a6, black pawn at d6, black pawn at f6 and black knight at h6. Black pawn at c5, white pawn at d5, black pawn at g5 and black pawn at h5. Black pawn at a4, white pawn at c4, white pawn at e4 and white pawn at g4. White knight at a3. White pawn at a2, white queen at c2, white knight at e2, white pawn at f2, white bishop at g2 and white pawn at h2. White rook at a1, white bishop at c1, white king at e1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 1. Full move number is 19. White to move. ; Output: Move from g4 to h5. |
rnb3nr/bpp4p/p3ppk1/4Q3/2P4p/PP1N1P2/R2PP1P1/1NBK1B1R b - - 2 19 | f6e5 | FEN state: rnb3nr/bpp4p/p3ppk1/4Q3/2P4p/PP1N1P2/R2PP1P1/1NBK1B1R b - - 2 19 ; Best movef6e5 | The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black knight at g8 and black rook at h8. Black bishop at a7, black pawn at b7, black pawn at c7 and black pawn at h7. Black pawn at a6, black pawn at e6, black pawn at f6 and black king at g6. White queen at e5. White pawn at c4 and black pawn at h4. White pawn at a3, white pawn at b3, white knight at d3 and white pawn at f3. White rook at a2, white pawn at d2, white pawn at e2 and white pawn at g2. White knight at b1, white bishop at c1, white king at d1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 19. Black to move. | the output is f6e5 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black knight at g8 and black rook at h8. Black bishop at a7, black pawn at b7, black pawn at c7 and black pawn at h7. Black pawn at a6, black pawn at e6, black pawn at f6 and black king at g6. White queen at e5. White pawn at c4 and black pawn at h4. White pawn at a3, white pawn at b3, white knight at d3 and white pawn at f3. White rook at a2, white pawn at d2, white pawn at e2 and white pawn at g2. White knight at b1, white bishop at c1, white king at d1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 19. Black to move. ; Output: Move from f6 to e5. |
r1bqkb1r/1pppp1pp/p1n4n/5p2/P2P1B2/8/1PP1PPPP/RN1QKBNR w KQkq - 4 6 | f4h6 | FEN state: r1bqkb1r/1pppp1pp/p1n4n/5p2/P2P1B2/8/1PP1PPPP/RN1QKBNR w KQkq - 4 6 ; Best movef4h6 | The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at b7, black pawn at c7, black pawn at d7, black pawn at e7, black pawn at g7 and black pawn at h7. Black pawn at a6, black knight at c6 and black knight at h6. Black pawn at f5. White pawn at a4, white pawn at d4 and white bishop at f4. White pawn at b2, white pawn at c2, white pawn at e2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white queen at d1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside, white queenside, black kingside and black queenside castles are available. Half move number is 4. Full move number is 6. White to move. | the output is f4h6 | Input: The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at b7, black pawn at c7, black pawn at d7, black pawn at e7, black pawn at g7 and black pawn at h7. Black pawn at a6, black knight at c6 and black knight at h6. Black pawn at f5. White pawn at a4, white pawn at d4 and white bishop at f4. White pawn at b2, white pawn at c2, white pawn at e2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white queen at d1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside, white queenside, black kingside and black queenside castles are available. Half move number is 4. Full move number is 6. White to move. ; Output: Move from f4 to h6. |
r2bk2r/1p1b1pp1/2n1pnq1/p1pp4/P1Q2Pp1/2PN3P/RP1PP3/1NB1KB1R w kq - 10 18 | c4c5 | FEN state: r2bk2r/1p1b1pp1/2n1pnq1/p1pp4/P1Q2Pp1/2PN3P/RP1PP3/1NB1KB1R w kq - 10 18 ; Best movec4c5 | The current state of the chess board is: Black rook at a8, black bishop at d8, black king at e8 and black rook at h8. Black pawn at b7, black bishop at d7, black pawn at f7 and black pawn at g7. Black knight at c6, black pawn at e6, black knight at f6 and black queen at g6. Black pawn at a5, black pawn at c5 and black pawn at d5. White pawn at a4, white queen at c4, white pawn at f4 and black pawn at g4. White pawn at c3, white knight at d3 and white pawn at h3. White rook at a2, white pawn at b2, white pawn at d2 and white pawn at e2. White knight at b1, white bishop at c1, white king at e1, white bishop at f1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 10. Full move number is 18. White to move. | the output is c4c5 | Input: The current state of the chess board is: Black rook at a8, black bishop at d8, black king at e8 and black rook at h8. Black pawn at b7, black bishop at d7, black pawn at f7 and black pawn at g7. Black knight at c6, black pawn at e6, black knight at f6 and black queen at g6. Black pawn at a5, black pawn at c5 and black pawn at d5. White pawn at a4, white queen at c4, white pawn at f4 and black pawn at g4. White pawn at c3, white knight at d3 and white pawn at h3. White rook at a2, white pawn at b2, white pawn at d2 and white pawn at e2. White knight at b1, white bishop at c1, white king at e1, white bishop at f1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 10. Full move number is 18. White to move. ; Output: Move from c4 to c5. |
1rbqk2r/p1ppppnp/n5pb/6N1/B3P2P/2NP1Q2/PPP2PP1/R1B1K2R b KQk - 0 11 | e8g8 | FEN state: 1rbqk2r/p1ppppnp/n5pb/6N1/B3P2P/2NP1Q2/PPP2PP1/R1B1K2R b KQk - 0 11 ; Best movee8g8 | The current state of the chess board is: Black rook at b8, black bishop at c8, black queen at d8, black king at e8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at d7, black pawn at e7, black pawn at f7, black knight at g7 and black pawn at h7. Black knight at a6, black pawn at g6 and black bishop at h6. White knight at g5. White bishop at a4, white pawn at e4 and white pawn at h4. White knight at c3, white pawn at d3 and white queen at f3. White pawn at a2, white pawn at b2, white pawn at c2, white pawn at f2 and white pawn at g2. White rook at a1, white bishop at c1, white king at e1 and white rook at h1. White kingside, white queenside and black kingside castles are available. Half move number is 0. Full move number is 11. Black to move. | the output is e8g8 | Input: The current state of the chess board is: Black rook at b8, black bishop at c8, black queen at d8, black king at e8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at d7, black pawn at e7, black pawn at f7, black knight at g7 and black pawn at h7. Black knight at a6, black pawn at g6 and black bishop at h6. White knight at g5. White bishop at a4, white pawn at e4 and white pawn at h4. White knight at c3, white pawn at d3 and white queen at f3. White pawn at a2, white pawn at b2, white pawn at c2, white pawn at f2 and white pawn at g2. White rook at a1, white bishop at c1, white king at e1 and white rook at h1. White kingside, white queenside and black kingside castles are available. Half move number is 0. Full move number is 11. Black to move. ; Output: Move from e8 to g8. |
rn1qkbnr/pBpbpp2/3p3p/6p1/4PP2/NP6/P1PP2PP/R1BQK1NR b KQkq - 0 6 | f8g7 | FEN state: rn1qkbnr/pBpbpp2/3p3p/6p1/4PP2/NP6/P1PP2PP/R1BQK1NR b KQkq - 0 6 ; Best movef8g7 | The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, white bishop at b7, black pawn at c7, black bishop at d7, black pawn at e7 and black pawn at f7. Black pawn at d6 and black pawn at h6. Black pawn at g5. White pawn at e4 and white pawn at f4. White knight at a3 and white pawn at b3. White pawn at a2, white pawn at c2, white pawn at d2, white pawn at g2 and white pawn at h2. White rook at a1, white bishop at c1, white queen at d1, white king at e1, white knight at g1 and white rook at h1. White kingside, white queenside, black kingside and black queenside castles are available. Half move number is 0. Full move number is 6. Black to move. | the output is f8g7 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, white bishop at b7, black pawn at c7, black bishop at d7, black pawn at e7 and black pawn at f7. Black pawn at d6 and black pawn at h6. Black pawn at g5. White pawn at e4 and white pawn at f4. White knight at a3 and white pawn at b3. White pawn at a2, white pawn at c2, white pawn at d2, white pawn at g2 and white pawn at h2. White rook at a1, white bishop at c1, white queen at d1, white king at e1, white knight at g1 and white rook at h1. White kingside, white queenside, black kingside and black queenside castles are available. Half move number is 0. Full move number is 6. Black to move. ; Output: Move from f8 to g7. |
rnb4r/3k4/3p1n2/p1p1PP2/1p5q/4N3/PBPP1P1R/R2QKB2 w Q - 2 23 | h2h4 | FEN state: rnb4r/3k4/3p1n2/p1p1PP2/1p5q/4N3/PBPP1P1R/R2QKB2 w Q - 2 23 ; Best moveh2h4 | The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8 and black rook at h8. Black king at d7. Black pawn at d6 and black knight at f6. Black pawn at a5, black pawn at c5, white pawn at e5 and white pawn at f5. Black pawn at b4 and black queen at h4. White knight at e3. White pawn at a2, white bishop at b2, white pawn at c2, white pawn at d2, white pawn at f2 and white rook at h2. White rook at a1, white queen at d1, white king at e1 and white bishop at f1. White queenside is the only castle move available. Half move number is 2. Full move number is 23. White to move. | the output is h2h4 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8 and black rook at h8. Black king at d7. Black pawn at d6 and black knight at f6. Black pawn at a5, black pawn at c5, white pawn at e5 and white pawn at f5. Black pawn at b4 and black queen at h4. White knight at e3. White pawn at a2, white bishop at b2, white pawn at c2, white pawn at d2, white pawn at f2 and white rook at h2. White rook at a1, white queen at d1, white king at e1 and white bishop at f1. White queenside is the only castle move available. Half move number is 2. Full move number is 23. White to move. ; Output: Move from h2 to h4. |
1nbqkbnr/rpp1p1p1/4Np2/p2p4/4N3/1QPP1Pp1/PP2P2P/R1B1KB1R b KQk - 1 10 | c8e6 | FEN state: 1nbqkbnr/rpp1p1p1/4Np2/p2p4/4N3/1QPP1Pp1/PP2P2P/R1B1KB1R b KQk - 1 10 ; Best movec8e6 | The current state of the chess board is: Black knight at b8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black rook at a7, black pawn at b7, black pawn at c7, black pawn at e7 and black pawn at g7. White knight at e6 and black pawn at f6. Black pawn at a5 and black pawn at d5. White knight at e4. White queen at b3, white pawn at c3, white pawn at d3, white pawn at f3 and black pawn at g3. White pawn at a2, white pawn at b2, white pawn at e2 and white pawn at h2. White rook at a1, white bishop at c1, white king at e1, white bishop at f1 and white rook at h1. White kingside, white queenside and black kingside castles are available. Half move number is 1. Full move number is 10. Black to move. | the output is c8e6 | Input: The current state of the chess board is: Black knight at b8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black rook at a7, black pawn at b7, black pawn at c7, black pawn at e7 and black pawn at g7. White knight at e6 and black pawn at f6. Black pawn at a5 and black pawn at d5. White knight at e4. White queen at b3, white pawn at c3, white pawn at d3, white pawn at f3 and black pawn at g3. White pawn at a2, white pawn at b2, white pawn at e2 and white pawn at h2. White rook at a1, white bishop at c1, white king at e1, white bishop at f1 and white rook at h1. White kingside, white queenside and black kingside castles are available. Half move number is 1. Full move number is 10. Black to move. ; Output: Move from c8 to e6. |
2b2b1r/2Bpkp1p/ppn4n/8/P2P1p1P/1PpBP3/2P2NP1/R3Q1KR w - - 2 22 | e3f4 | FEN state: 2b2b1r/2Bpkp1p/ppn4n/8/P2P1p1P/1PpBP3/2P2NP1/R3Q1KR w - - 2 22 ; Best movee3f4 | The current state of the chess board is: Black bishop at c8, black bishop at f8 and black rook at h8. White bishop at c7, black pawn at d7, black king at e7, black pawn at f7 and black pawn at h7. Black pawn at a6, black pawn at b6, black knight at c6 and black knight at h6. White pawn at a4, white pawn at d4, black pawn at f4 and white pawn at h4. White pawn at b3, black pawn at c3, white bishop at d3 and white pawn at e3. White pawn at c2, white knight at f2 and white pawn at g2. White rook at a1, white queen at e1, white king at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 22. White to move. | the output is e3f4 | Input: The current state of the chess board is: Black bishop at c8, black bishop at f8 and black rook at h8. White bishop at c7, black pawn at d7, black king at e7, black pawn at f7 and black pawn at h7. Black pawn at a6, black pawn at b6, black knight at c6 and black knight at h6. White pawn at a4, white pawn at d4, black pawn at f4 and white pawn at h4. White pawn at b3, black pawn at c3, white bishop at d3 and white pawn at e3. White pawn at c2, white knight at f2 and white pawn at g2. White rook at a1, white queen at e1, white king at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 22. White to move. ; Output: Move from e3 to f4. |
1nbqkbn1/7r/rp1p4/2p1pp2/3PP2p/BP4PP/P1P2P2/RN1K2NR b - - 3 22 | h4g3 | FEN state: 1nbqkbn1/7r/rp1p4/2p1pp2/3PP2p/BP4PP/P1P2P2/RN1K2NR b - - 3 22 ; Best moveh4g3 | The current state of the chess board is: Black knight at b8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8 and black knight at g8. Black rook at h7. Black rook at a6, black pawn at b6 and black pawn at d6. Black pawn at c5, black pawn at e5 and black pawn at f5. White pawn at d4, white pawn at e4 and black pawn at h4. White bishop at a3, white pawn at b3, white pawn at g3 and white pawn at h3. White pawn at a2, white pawn at c2 and white pawn at f2. White rook at a1, white knight at b1, white king at d1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 3. Full move number is 22. Black to move. | the output is h4g3 | Input: The current state of the chess board is: Black knight at b8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8 and black knight at g8. Black rook at h7. Black rook at a6, black pawn at b6 and black pawn at d6. Black pawn at c5, black pawn at e5 and black pawn at f5. White pawn at d4, white pawn at e4 and black pawn at h4. White bishop at a3, white pawn at b3, white pawn at g3 and white pawn at h3. White pawn at a2, white pawn at c2 and white pawn at f2. White rook at a1, white knight at b1, white king at d1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 3. Full move number is 22. Black to move. ; Output: Move from h4 to g3. |
1n2kb1r/rppb4/1q2pnpB/p2pPp2/P2P2PP/2N5/RPP2P1N/3QKBR1 w k - 3 14 | h6f8 | FEN state: 1n2kb1r/rppb4/1q2pnpB/p2pPp2/P2P2PP/2N5/RPP2P1N/3QKBR1 w k - 3 14 ; Best moveh6f8 | The current state of the chess board is: Black knight at b8, black king at e8, black bishop at f8 and black rook at h8. Black rook at a7, black pawn at b7, black pawn at c7 and black bishop at d7. Black queen at b6, black pawn at e6, black knight at f6, black pawn at g6 and white bishop at h6. Black pawn at a5, black pawn at d5, white pawn at e5 and black pawn at f5. White pawn at a4, white pawn at d4, white pawn at g4 and white pawn at h4. White knight at c3. White rook at a2, white pawn at b2, white pawn at c2, white pawn at f2 and white knight at h2. White queen at d1, white king at e1, white bishop at f1 and white rook at g1. Black kingside is the only castle move available. Half move number is 3. Full move number is 14. White to move. | the output is h6f8 | Input: The current state of the chess board is: Black knight at b8, black king at e8, black bishop at f8 and black rook at h8. Black rook at a7, black pawn at b7, black pawn at c7 and black bishop at d7. Black queen at b6, black pawn at e6, black knight at f6, black pawn at g6 and white bishop at h6. Black pawn at a5, black pawn at d5, white pawn at e5 and black pawn at f5. White pawn at a4, white pawn at d4, white pawn at g4 and white pawn at h4. White knight at c3. White rook at a2, white pawn at b2, white pawn at c2, white pawn at f2 and white knight at h2. White queen at d1, white king at e1, white bishop at f1 and white rook at g1. Black kingside is the only castle move available. Half move number is 3. Full move number is 14. White to move. ; Output: Move from h6 to f8. |
r2n1bnr/pb1p2k1/1p3ppp/2pN4/1P3q1P/3PP3/P1PK1PPR/R4BN1 w - - 1 19 | d5f4 | FEN state: r2n1bnr/pb1p2k1/1p3ppp/2pN4/1P3q1P/3PP3/P1PK1PPR/R4BN1 w - - 1 19 ; Best moved5f4 | The current state of the chess board is: Black rook at a8, black knight at d8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black bishop at b7, black pawn at d7 and black king at g7. Black pawn at b6, black pawn at f6, black pawn at g6 and black pawn at h6. Black pawn at c5 and white knight at d5. White pawn at b4, black queen at f4 and white pawn at h4. White pawn at d3 and white pawn at e3. White pawn at a2, white pawn at c2, white king at d2, white pawn at f2, white pawn at g2 and white rook at h2. White rook at a1, white bishop at f1 and white knight at g1. Both players have exhausted their castles. Half move number is 1. Full move number is 19. White to move. | the output is d5f4 | Input: The current state of the chess board is: Black rook at a8, black knight at d8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black bishop at b7, black pawn at d7 and black king at g7. Black pawn at b6, black pawn at f6, black pawn at g6 and black pawn at h6. Black pawn at c5 and white knight at d5. White pawn at b4, black queen at f4 and white pawn at h4. White pawn at d3 and white pawn at e3. White pawn at a2, white pawn at c2, white king at d2, white pawn at f2, white pawn at g2 and white rook at h2. White rook at a1, white bishop at f1 and white knight at g1. Both players have exhausted their castles. Half move number is 1. Full move number is 19. White to move. ; Output: Move from d5 to f4. |
rn6/qb1pp3/pp1p2rb/5k1p/3P2pP/NPP1B3/P3P3/2KR1B1R w - - 0 23 | e3h6 | FEN state: rn6/qb1pp3/pp1p2rb/5k1p/3P2pP/NPP1B3/P3P3/2KR1B1R w - - 0 23 ; Best movee3h6 | The current state of the chess board is: Black rook at a8 and black knight at b8. Black queen at a7, black bishop at b7, black pawn at d7 and black pawn at e7. Black pawn at a6, black pawn at b6, black pawn at d6, black rook at g6 and black bishop at h6. Black king at f5 and black pawn at h5. White pawn at d4, black pawn at g4 and white pawn at h4. White knight at a3, white pawn at b3, white pawn at c3 and white bishop at e3. White pawn at a2 and white pawn at e2. White king at c1, white rook at d1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 23. White to move. | the output is e3h6 | Input: The current state of the chess board is: Black rook at a8 and black knight at b8. Black queen at a7, black bishop at b7, black pawn at d7 and black pawn at e7. Black pawn at a6, black pawn at b6, black pawn at d6, black rook at g6 and black bishop at h6. Black king at f5 and black pawn at h5. White pawn at d4, black pawn at g4 and white pawn at h4. White knight at a3, white pawn at b3, white pawn at c3 and white bishop at e3. White pawn at a2 and white pawn at e2. White king at c1, white rook at d1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 23. White to move. ; Output: Move from e3 to h6. |
rn1q1bn1/3pp1kr/pp2P1pp/1Pp5/2b2Pp1/2N5/P2PN2P/1RBQKBR1 w - - 0 15 | f4f5 | FEN state: rn1q1bn1/3pp1kr/pp2P1pp/1Pp5/2b2Pp1/2N5/P2PN2P/1RBQKBR1 w - - 0 15 ; Best movef4f5 | The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8, black bishop at f8 and black knight at g8. Black pawn at d7, black pawn at e7, black king at g7 and black rook at h7. Black pawn at a6, black pawn at b6, white pawn at e6, black pawn at g6 and black pawn at h6. White pawn at b5 and black pawn at c5. Black bishop at c4, white pawn at f4 and black pawn at g4. White knight at c3. White pawn at a2, white pawn at d2, white knight at e2 and white pawn at h2. White rook at b1, white bishop at c1, white queen at d1, white king at e1, white bishop at f1 and white rook at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 15. White to move. | the output is f4f5 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8, black bishop at f8 and black knight at g8. Black pawn at d7, black pawn at e7, black king at g7 and black rook at h7. Black pawn at a6, black pawn at b6, white pawn at e6, black pawn at g6 and black pawn at h6. White pawn at b5 and black pawn at c5. Black bishop at c4, white pawn at f4 and black pawn at g4. White knight at c3. White pawn at a2, white pawn at d2, white knight at e2 and white pawn at h2. White rook at b1, white bishop at c1, white queen at d1, white king at e1, white bishop at f1 and white rook at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 15. White to move. ; Output: Move from f4 to f5. |
rnb1kbnr/1p1pp1p1/pqQ4p/2p2p2/8/2PP4/PP2PPPP/RNB1KBNR w KQkq - 0 7 | c6b6 | FEN state: rnb1kbnr/1p1pp1p1/pqQ4p/2p2p2/8/2PP4/PP2PPPP/RNB1KBNR w KQkq - 0 7 ; Best movec6b6 | The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at d7, black pawn at e7 and black pawn at g7. Black pawn at a6, black queen at b6, white queen at c6 and black pawn at h6. Black pawn at c5 and black pawn at f5. White pawn at c3 and white pawn at d3. White pawn at a2, white pawn at b2, white pawn at e2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside, white queenside, black kingside and black queenside castles are available. Half move number is 0. Full move number is 7. White to move. | the output is c6b6 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at d7, black pawn at e7 and black pawn at g7. Black pawn at a6, black queen at b6, white queen at c6 and black pawn at h6. Black pawn at c5 and black pawn at f5. White pawn at c3 and white pawn at d3. White pawn at a2, white pawn at b2, white pawn at e2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside, white queenside, black kingside and black queenside castles are available. Half move number is 0. Full move number is 7. White to move. ; Output: Move from c6 to b6. |
1nbqkb2/1pppp3/5r2/1P2N1pp/p2r1pP1/P1PPP3/4BP1P/1R1QK2R w - - 1 24 | c3d4 | FEN state: 1nbqkb2/1pppp3/5r2/1P2N1pp/p2r1pP1/P1PPP3/4BP1P/1R1QK2R w - - 1 24 ; Best movec3d4 | The current state of the chess board is: Black knight at b8, black bishop at c8, black queen at d8, black king at e8 and black bishop at f8. Black pawn at b7, black pawn at c7, black pawn at d7 and black pawn at e7. Black rook at f6. White pawn at b5, white knight at e5, black pawn at g5 and black pawn at h5. Black pawn at a4, black rook at d4, black pawn at f4 and white pawn at g4. White pawn at a3, white pawn at c3, white pawn at d3 and white pawn at e3. White bishop at e2, white pawn at f2 and white pawn at h2. White rook at b1, white queen at d1, white king at e1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 24. White to move. | the output is c3d4 | Input: The current state of the chess board is: Black knight at b8, black bishop at c8, black queen at d8, black king at e8 and black bishop at f8. Black pawn at b7, black pawn at c7, black pawn at d7 and black pawn at e7. Black rook at f6. White pawn at b5, white knight at e5, black pawn at g5 and black pawn at h5. Black pawn at a4, black rook at d4, black pawn at f4 and white pawn at g4. White pawn at a3, white pawn at c3, white pawn at d3 and white pawn at e3. White bishop at e2, white pawn at f2 and white pawn at h2. White rook at b1, white queen at d1, white king at e1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 24. White to move. ; Output: Move from c3 to d4. |
rnb1kr2/p1p2pbp/3pp3/4P3/1pq5/3Pn1P1/PP2BP1P/RNQ1K1NR b KQq - 3 15 | c4c1 | FEN state: rnb1kr2/p1p2pbp/3pp3/4P3/1pq5/3Pn1P1/PP2BP1P/RNQ1K1NR b KQq - 3 15 ; Best movec4c1 | The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8 and black rook at f8. Black pawn at a7, black pawn at c7, black pawn at f7, black bishop at g7 and black pawn at h7. Black pawn at d6 and black pawn at e6. White pawn at e5. Black pawn at b4 and black queen at c4. White pawn at d3, black knight at e3 and white pawn at g3. White pawn at a2, white pawn at b2, white bishop at e2, white pawn at f2 and white pawn at h2. White rook at a1, white knight at b1, white queen at c1, white king at e1, white knight at g1 and white rook at h1. White kingside, white queenside and black queenside castles are available. Half move number is 3. Full move number is 15. Black to move. | the output is c4c1 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8 and black rook at f8. Black pawn at a7, black pawn at c7, black pawn at f7, black bishop at g7 and black pawn at h7. Black pawn at d6 and black pawn at e6. White pawn at e5. Black pawn at b4 and black queen at c4. White pawn at d3, black knight at e3 and white pawn at g3. White pawn at a2, white pawn at b2, white bishop at e2, white pawn at f2 and white pawn at h2. White rook at a1, white knight at b1, white queen at c1, white king at e1, white knight at g1 and white rook at h1. White kingside, white queenside and black queenside castles are available. Half move number is 3. Full move number is 15. Black to move. ; Output: Move from c4 to c1. |
1n3b1r/Nb4pp/p4p2/1ppppk2/PP3Pn1/3P2K1/R1PNP1PP/2BQ1B1R w - - 1 19 | e2e4 | FEN state: 1n3b1r/Nb4pp/p4p2/1ppppk2/PP3Pn1/3P2K1/R1PNP1PP/2BQ1B1R w - - 1 19 ; Best movee2e4 | The current state of the chess board is: Black knight at b8, black bishop at f8 and black rook at h8. White knight at a7, black bishop at b7, black pawn at g7 and black pawn at h7. Black pawn at a6 and black pawn at f6. Black pawn at b5, black pawn at c5, black pawn at d5, black pawn at e5 and black king at f5. White pawn at a4, white pawn at b4, white pawn at f4 and black knight at g4. White pawn at d3 and white king at g3. White rook at a2, white pawn at c2, white knight at d2, white pawn at e2, white pawn at g2 and white pawn at h2. White bishop at c1, white queen at d1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 19. White to move. | the output is e2e4 | Input: The current state of the chess board is: Black knight at b8, black bishop at f8 and black rook at h8. White knight at a7, black bishop at b7, black pawn at g7 and black pawn at h7. Black pawn at a6 and black pawn at f6. Black pawn at b5, black pawn at c5, black pawn at d5, black pawn at e5 and black king at f5. White pawn at a4, white pawn at b4, white pawn at f4 and black knight at g4. White pawn at d3 and white king at g3. White rook at a2, white pawn at c2, white knight at d2, white pawn at e2, white pawn at g2 and white pawn at h2. White bishop at c1, white queen at d1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 19. White to move. ; Output: Move from e2 to e4. |
r3kb1r/p1p2p1p/2nn4/3ppqpQ/1pP5/PP1PP1P1/6BP/R1B1K1NR b KQkq - 1 15 | e5e4 | FEN state: r3kb1r/p1p2p1p/2nn4/3ppqpQ/1pP5/PP1PP1P1/6BP/R1B1K1NR b KQkq - 1 15 ; Best movee5e4 | The current state of the chess board is: Black rook at a8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at f7 and black pawn at h7. Black knight at c6 and black knight at d6. Black pawn at d5, black pawn at e5, black queen at f5, black pawn at g5 and white queen at h5. Black pawn at b4 and white pawn at c4. White pawn at a3, white pawn at b3, white pawn at d3, white pawn at e3 and white pawn at g3. White bishop at g2 and white pawn at h2. White rook at a1, white bishop at c1, white king at e1, white knight at g1 and white rook at h1. White kingside, white queenside, black kingside and black queenside castles are available. Half move number is 1. Full move number is 15. Black to move. | the output is e5e4 | Input: The current state of the chess board is: Black rook at a8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at f7 and black pawn at h7. Black knight at c6 and black knight at d6. Black pawn at d5, black pawn at e5, black queen at f5, black pawn at g5 and white queen at h5. Black pawn at b4 and white pawn at c4. White pawn at a3, white pawn at b3, white pawn at d3, white pawn at e3 and white pawn at g3. White bishop at g2 and white pawn at h2. White rook at a1, white bishop at c1, white king at e1, white knight at g1 and white rook at h1. White kingside, white queenside, black kingside and black queenside castles are available. Half move number is 1. Full move number is 15. Black to move. ; Output: Move from e5 to e4. |
rnbqkb1r/p1p1pn1p/1p1p2p1/5N2/5P2/3P3P/PPP1PKP1/RNBQ1B1R b kq - 0 7 | c8f5 | FEN state: rnbqkb1r/p1p1pn1p/1p1p2p1/5N2/5P2/3P3P/PPP1PKP1/RNBQ1B1R b kq - 0 7 ; Best movec8f5 | The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at e7, black knight at f7 and black pawn at h7. Black pawn at b6, black pawn at d6 and black pawn at g6. White knight at f5. White pawn at f4. White pawn at d3 and white pawn at h3. White pawn at a2, white pawn at b2, white pawn at c2, white pawn at e2, white king at f2 and white pawn at g2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white bishop at f1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 0. Full move number is 7. Black to move. | the output is c8f5 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at e7, black knight at f7 and black pawn at h7. Black pawn at b6, black pawn at d6 and black pawn at g6. White knight at f5. White pawn at f4. White pawn at d3 and white pawn at h3. White pawn at a2, white pawn at b2, white pawn at c2, white pawn at e2, white king at f2 and white pawn at g2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white bishop at f1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 0. Full move number is 7. Black to move. ; Output: Move from c8 to f5. |
r1b2kr1/ppnp4/n1p3p1/5p2/1N1P1bQP/3pPPP1/P1PK4/R1B3NR w - - 2 21 | g4f4 | FEN state: r1b2kr1/ppnp4/n1p3p1/5p2/1N1P1bQP/3pPPP1/P1PK4/R1B3NR w - - 2 21 ; Best moveg4f4 | The current state of the chess board is: Black rook at a8, black bishop at c8, black king at f8 and black rook at g8. Black pawn at a7, black pawn at b7, black knight at c7 and black pawn at d7. Black knight at a6, black pawn at c6 and black pawn at g6. Black pawn at f5. White knight at b4, white pawn at d4, black bishop at f4, white queen at g4 and white pawn at h4. Black pawn at d3, white pawn at e3, white pawn at f3 and white pawn at g3. White pawn at a2, white pawn at c2 and white king at d2. White rook at a1, white bishop at c1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 21. White to move. | the output is g4f4 | Input: The current state of the chess board is: Black rook at a8, black bishop at c8, black king at f8 and black rook at g8. Black pawn at a7, black pawn at b7, black knight at c7 and black pawn at d7. Black knight at a6, black pawn at c6 and black pawn at g6. Black pawn at f5. White knight at b4, white pawn at d4, black bishop at f4, white queen at g4 and white pawn at h4. Black pawn at d3, white pawn at e3, white pawn at f3 and white pawn at g3. White pawn at a2, white pawn at c2 and white king at d2. White rook at a1, white bishop at c1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 21. White to move. ; Output: Move from g4 to f4. |
2b2knb/rpp1p3/p4ppr/PN5p/2P3P1/7P/RP1nPP1R/2B1KBN1 b - - 0 17 | a6b5 | FEN state: 2b2knb/rpp1p3/p4ppr/PN5p/2P3P1/7P/RP1nPP1R/2B1KBN1 b - - 0 17 ; Best movea6b5 | The current state of the chess board is: Black bishop at c8, black king at f8, black knight at g8 and black bishop at h8. Black rook at a7, black pawn at b7, black pawn at c7 and black pawn at e7. Black pawn at a6, black pawn at f6, black pawn at g6 and black rook at h6. White pawn at a5, white knight at b5 and black pawn at h5. White pawn at c4 and white pawn at g4. White pawn at h3. White rook at a2, white pawn at b2, black knight at d2, white pawn at e2, white pawn at f2 and white rook at h2. White bishop at c1, white king at e1, white bishop at f1 and white knight at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 17. Black to move. | the output is a6b5 | Input: The current state of the chess board is: Black bishop at c8, black king at f8, black knight at g8 and black bishop at h8. Black rook at a7, black pawn at b7, black pawn at c7 and black pawn at e7. Black pawn at a6, black pawn at f6, black pawn at g6 and black rook at h6. White pawn at a5, white knight at b5 and black pawn at h5. White pawn at c4 and white pawn at g4. White pawn at h3. White rook at a2, white pawn at b2, black knight at d2, white pawn at e2, white pawn at f2 and white rook at h2. White bishop at c1, white king at e1, white bishop at f1 and white knight at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 17. Black to move. ; Output: Move from a6 to b5. |
r2q1bnr/pppkpp1p/n3b1p1/3p4/4P3/P1PP4/1P2KPPP/RNBQ1BNR w - - 1 6 | e4e5 | FEN state: r2q1bnr/pppkpp1p/n3b1p1/3p4/4P3/P1PP4/1P2KPPP/RNBQ1BNR w - - 1 6 ; Best movee4e5 | The current state of the chess board is: Black rook at a8, black queen at d8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at c7, black king at d7, black pawn at e7, black pawn at f7 and black pawn at h7. Black knight at a6, black bishop at e6 and black pawn at g6. Black pawn at d5. White pawn at e4. White pawn at a3, white pawn at c3 and white pawn at d3. White pawn at b2, white king at e2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white bishop at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 6. White to move. | the output is e4e5 | Input: The current state of the chess board is: Black rook at a8, black queen at d8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at c7, black king at d7, black pawn at e7, black pawn at f7 and black pawn at h7. Black knight at a6, black bishop at e6 and black pawn at g6. Black pawn at d5. White pawn at e4. White pawn at a3, white pawn at c3 and white pawn at d3. White pawn at b2, white king at e2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white bishop at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 6. White to move. ; Output: Move from e4 to e5. |
3qn3/rpp1bpp1/nN2k2r/1B1pp2p/3P2bP/P1Q1PPP1/RPP1N3/2BK3R w - - 12 17 | e3e4 | FEN state: 3qn3/rpp1bpp1/nN2k2r/1B1pp2p/3P2bP/P1Q1PPP1/RPP1N3/2BK3R w - - 12 17 ; Best movee3e4 | The current state of the chess board is: Black queen at d8 and black knight at e8. Black rook at a7, black pawn at b7, black pawn at c7, black bishop at e7, black pawn at f7 and black pawn at g7. Black knight at a6, white knight at b6, black king at e6 and black rook at h6. White bishop at b5, black pawn at d5, black pawn at e5 and black pawn at h5. White pawn at d4, black bishop at g4 and white pawn at h4. White pawn at a3, white queen at c3, white pawn at e3, white pawn at f3 and white pawn at g3. White rook at a2, white pawn at b2, white pawn at c2 and white knight at e2. White bishop at c1, white king at d1 and white rook at h1. Both players have exhausted their castles. Half move number is 12. Full move number is 17. White to move. | the output is e3e4 | Input: The current state of the chess board is: Black queen at d8 and black knight at e8. Black rook at a7, black pawn at b7, black pawn at c7, black bishop at e7, black pawn at f7 and black pawn at g7. Black knight at a6, white knight at b6, black king at e6 and black rook at h6. White bishop at b5, black pawn at d5, black pawn at e5 and black pawn at h5. White pawn at d4, black bishop at g4 and white pawn at h4. White pawn at a3, white queen at c3, white pawn at e3, white pawn at f3 and white pawn at g3. White rook at a2, white pawn at b2, white pawn at c2 and white knight at e2. White bishop at c1, white king at d1 and white rook at h1. Both players have exhausted their castles. Half move number is 12. Full move number is 17. White to move. ; Output: Move from e3 to e4. |
rn1qkbnr/1p2p2p/p2p1pp1/8/1Pp2Nb1/6P1/P1PPPP1P/RNBQKB1R b KQkq - 0 8 | d6d5 | FEN state: rn1qkbnr/1p2p2p/p2p1pp1/8/1Pp2Nb1/6P1/P1PPPP1P/RNBQKB1R b KQkq - 0 8 ; Best moved6d5 | The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at e7 and black pawn at h7. Black pawn at a6, black pawn at d6, black pawn at f6 and black pawn at g6. White pawn at b4, black pawn at c4, white knight at f4 and black bishop at g4. White pawn at g3. White pawn at a2, white pawn at c2, white pawn at d2, white pawn at e2, white pawn at f2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white king at e1, white bishop at f1 and white rook at h1. White kingside, white queenside, black kingside and black queenside castles are available. Half move number is 0. Full move number is 8. Black to move. | the output is d6d5 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at e7 and black pawn at h7. Black pawn at a6, black pawn at d6, black pawn at f6 and black pawn at g6. White pawn at b4, black pawn at c4, white knight at f4 and black bishop at g4. White pawn at g3. White pawn at a2, white pawn at c2, white pawn at d2, white pawn at e2, white pawn at f2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white king at e1, white bishop at f1 and white rook at h1. White kingside, white queenside, black kingside and black queenside castles are available. Half move number is 0. Full move number is 8. Black to move. ; Output: Move from d6 to d5. |
rn1k2Nr/5p2/2qP4/p1P3bp/2b2PP1/R1PP3P/1P6/1NB1Q1KR b - - 0 25 | c4d3 | FEN state: rn1k2Nr/5p2/2qP4/p1P3bp/2b2PP1/R1PP3P/1P6/1NB1Q1KR b - - 0 25 ; Best movec4d3 | The current state of the chess board is: Black rook at a8, black knight at b8, black king at d8, white knight at g8 and black rook at h8. Black pawn at f7. Black queen at c6 and white pawn at d6. Black pawn at a5, white pawn at c5, black bishop at g5 and black pawn at h5. Black bishop at c4, white pawn at f4 and white pawn at g4. White rook at a3, white pawn at c3, white pawn at d3 and white pawn at h3. White pawn at b2. White knight at b1, white bishop at c1, white queen at e1, white king at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 25. Black to move. | the output is c4d3 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black king at d8, white knight at g8 and black rook at h8. Black pawn at f7. Black queen at c6 and white pawn at d6. Black pawn at a5, white pawn at c5, black bishop at g5 and black pawn at h5. Black bishop at c4, white pawn at f4 and white pawn at g4. White rook at a3, white pawn at c3, white pawn at d3 and white pawn at h3. White pawn at b2. White knight at b1, white bishop at c1, white queen at e1, white king at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 25. Black to move. ; Output: Move from c4 to d3. |
r1b1k2r/3pp1bp/pp4pn/2p2PN1/PnP5/1Q3P1B/RP1PP3/1NB1K1Rq w kq - 1 16 | g1h1 | FEN state: r1b1k2r/3pp1bp/pp4pn/2p2PN1/PnP5/1Q3P1B/RP1PP3/1NB1K1Rq w kq - 1 16 ; Best moveg1h1 | The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8 and black rook at h8. Black pawn at d7, black pawn at e7, black bishop at g7 and black pawn at h7. Black pawn at a6, black pawn at b6, black pawn at g6 and black knight at h6. Black pawn at c5, white pawn at f5 and white knight at g5. White pawn at a4, black knight at b4 and white pawn at c4. White queen at b3, white pawn at f3 and white bishop at h3. White rook at a2, white pawn at b2, white pawn at d2 and white pawn at e2. White knight at b1, white bishop at c1, white king at e1, white rook at g1 and black queen at h1. Black kingside and black queenside castles are available. Half move number is 1. Full move number is 16. White to move. | the output is g1h1 | Input: The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8 and black rook at h8. Black pawn at d7, black pawn at e7, black bishop at g7 and black pawn at h7. Black pawn at a6, black pawn at b6, black pawn at g6 and black knight at h6. Black pawn at c5, white pawn at f5 and white knight at g5. White pawn at a4, black knight at b4 and white pawn at c4. White queen at b3, white pawn at f3 and white bishop at h3. White rook at a2, white pawn at b2, white pawn at d2 and white pawn at e2. White knight at b1, white bishop at c1, white king at e1, white rook at g1 and black queen at h1. Black kingside and black queenside castles are available. Half move number is 1. Full move number is 16. White to move. ; Output: Move from g1 to h1. |
r1bkN1r1/1p1pb3/4p1p1/pNp1n1B1/5p2/1nP3PP/P1P2P2/R3KB1R w KQ - 6 21 | g5e7 | FEN state: r1bkN1r1/1p1pb3/4p1p1/pNp1n1B1/5p2/1nP3PP/P1P2P2/R3KB1R w KQ - 6 21 ; Best moveg5e7 | The current state of the chess board is: Black rook at a8, black bishop at c8, black king at d8, white knight at e8 and black rook at g8. Black pawn at b7, black pawn at d7 and black bishop at e7. Black pawn at e6 and black pawn at g6. Black pawn at a5, white knight at b5, black pawn at c5, black knight at e5 and white bishop at g5. Black pawn at f4. Black knight at b3, white pawn at c3, white pawn at g3 and white pawn at h3. White pawn at a2, white pawn at c2 and white pawn at f2. White rook at a1, white king at e1, white bishop at f1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 6. Full move number is 21. White to move. | the output is g5e7 | Input: The current state of the chess board is: Black rook at a8, black bishop at c8, black king at d8, white knight at e8 and black rook at g8. Black pawn at b7, black pawn at d7 and black bishop at e7. Black pawn at e6 and black pawn at g6. Black pawn at a5, white knight at b5, black pawn at c5, black knight at e5 and white bishop at g5. Black pawn at f4. Black knight at b3, white pawn at c3, white pawn at g3 and white pawn at h3. White pawn at a2, white pawn at c2 and white pawn at f2. White rook at a1, white king at e1, white bishop at f1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 6. Full move number is 21. White to move. ; Output: Move from g5 to e7. |
rnb1q2r/pp1p1k1p/2p1p1pQ/3PPp1n/7P/1R6/P1P2bP1/RNB1KBN1 w Q - 0 15 | e1f2 | FEN state: rnb1q2r/pp1p1k1p/2p1p1pQ/3PPp1n/7P/1R6/P1P2bP1/RNB1KBN1 w Q - 0 15 ; Best movee1f2 | The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at e8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at d7, black king at f7 and black pawn at h7. Black pawn at c6, black pawn at e6, black pawn at g6 and white queen at h6. White pawn at d5, white pawn at e5, black pawn at f5 and black knight at h5. White pawn at h4. White rook at b3. White pawn at a2, white pawn at c2, black bishop at f2 and white pawn at g2. White rook at a1, white knight at b1, white bishop at c1, white king at e1, white bishop at f1 and white knight at g1. White queenside is the only castle move available. Half move number is 0. Full move number is 15. White to move. | the output is e1f2 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at e8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at d7, black king at f7 and black pawn at h7. Black pawn at c6, black pawn at e6, black pawn at g6 and white queen at h6. White pawn at d5, white pawn at e5, black pawn at f5 and black knight at h5. White pawn at h4. White rook at b3. White pawn at a2, white pawn at c2, black bishop at f2 and white pawn at g2. White rook at a1, white knight at b1, white bishop at c1, white king at e1, white bishop at f1 and white knight at g1. White queenside is the only castle move available. Half move number is 0. Full move number is 15. White to move. ; Output: Move from e1 to f2. |
rnq1kbnr/p3pN2/bpp2ppp/3p4/1P1P3P/P3B3/2P1PPP1/RN1QKBR1 b Qkq - 1 9 | e8f7 | FEN state: rnq1kbnr/p3pN2/bpp2ppp/3p4/1P1P3P/P3B3/2P1PPP1/RN1QKBR1 b Qkq - 1 9 ; Best movee8f7 | The current state of the chess board is: Black rook at a8, black knight at b8, black queen at c8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at e7 and white knight at f7. Black bishop at a6, black pawn at b6, black pawn at c6, black pawn at f6, black pawn at g6 and black pawn at h6. Black pawn at d5. White pawn at b4, white pawn at d4 and white pawn at h4. White pawn at a3 and white bishop at e3. White pawn at c2, white pawn at e2, white pawn at f2 and white pawn at g2. White rook at a1, white knight at b1, white queen at d1, white king at e1, white bishop at f1 and white rook at g1. White queenside, black kingside and black queenside castles are available. Half move number is 1. Full move number is 9. Black to move. | the output is e8f7 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black queen at c8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at e7 and white knight at f7. Black bishop at a6, black pawn at b6, black pawn at c6, black pawn at f6, black pawn at g6 and black pawn at h6. Black pawn at d5. White pawn at b4, white pawn at d4 and white pawn at h4. White pawn at a3 and white bishop at e3. White pawn at c2, white pawn at e2, white pawn at f2 and white pawn at g2. White rook at a1, white knight at b1, white queen at d1, white king at e1, white bishop at f1 and white rook at g1. White queenside, black kingside and black queenside castles are available. Half move number is 1. Full move number is 9. Black to move. ; Output: Move from e8 to f7. |
rnb1kb1r/p2pp3/7p/qpp2Ppn/P6P/8/NPPPPPBR/R1BQK1N1 b Qkq - 1 10 | a5c7 | FEN state: rnb1kb1r/p2pp3/7p/qpp2Ppn/P6P/8/NPPPPPBR/R1BQK1N1 b Qkq - 1 10 ; Best movea5c7 | The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at d7 and black pawn at e7. Black pawn at h6. Black queen at a5, black pawn at b5, black pawn at c5, white pawn at f5, black pawn at g5 and black knight at h5. White pawn at a4 and white pawn at h4. White knight at a2, white pawn at b2, white pawn at c2, white pawn at d2, white pawn at e2, white pawn at f2, white bishop at g2 and white rook at h2. White rook at a1, white bishop at c1, white queen at d1, white king at e1 and white knight at g1. White queenside, black kingside and black queenside castles are available. Half move number is 1. Full move number is 10. Black to move. | the output is a5c7 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at d7 and black pawn at e7. Black pawn at h6. Black queen at a5, black pawn at b5, black pawn at c5, white pawn at f5, black pawn at g5 and black knight at h5. White pawn at a4 and white pawn at h4. White knight at a2, white pawn at b2, white pawn at c2, white pawn at d2, white pawn at e2, white pawn at f2, white bishop at g2 and white rook at h2. White rook at a1, white bishop at c1, white queen at d1, white king at e1 and white knight at g1. White queenside, black kingside and black queenside castles are available. Half move number is 1. Full move number is 10. Black to move. ; Output: Move from a5 to c7. |
2b3r1/rp4k1/8/pPQp3p/PP2B2b/4P3/3P1PP1/RNB1K1nR w KQ - 0 25 | c1b2 | FEN state: 2b3r1/rp4k1/8/pPQp3p/PP2B2b/4P3/3P1PP1/RNB1K1nR w KQ - 0 25 ; Best movec1b2 | The current state of the chess board is: Black bishop at c8 and black rook at g8. Black rook at a7, black pawn at b7 and black king at g7. Black pawn at a5, white pawn at b5, white queen at c5, black pawn at d5 and black pawn at h5. White pawn at a4, white pawn at b4, white bishop at e4 and black bishop at h4. White pawn at e3. White pawn at d2, white pawn at f2 and white pawn at g2. White rook at a1, white knight at b1, white bishop at c1, white king at e1, black knight at g1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 0. Full move number is 25. White to move. | the output is c1b2 | Input: The current state of the chess board is: Black bishop at c8 and black rook at g8. Black rook at a7, black pawn at b7 and black king at g7. Black pawn at a5, white pawn at b5, white queen at c5, black pawn at d5 and black pawn at h5. White pawn at a4, white pawn at b4, white bishop at e4 and black bishop at h4. White pawn at e3. White pawn at d2, white pawn at f2 and white pawn at g2. White rook at a1, white knight at b1, white bishop at c1, white king at e1, black knight at g1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 0. Full move number is 25. White to move. ; Output: Move from c1 to b2. |
r1bqkbrN/ppppppp1/2n5/8/4P1np/P1PP4/1P1B1PPP/RN1QKB1R b KQq - 3 9 | d7d5 | FEN state: r1bqkbrN/ppppppp1/2n5/8/4P1np/P1PP4/1P1B1PPP/RN1QKB1R b KQq - 3 9 ; Best moved7d5 | The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8, black rook at g8 and white knight at h8. Black pawn at a7, black pawn at b7, black pawn at c7, black pawn at d7, black pawn at e7, black pawn at f7 and black pawn at g7. Black knight at c6. White pawn at e4, black knight at g4 and black pawn at h4. White pawn at a3, white pawn at c3 and white pawn at d3. White pawn at b2, white bishop at d2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white queen at d1, white king at e1, white bishop at f1 and white rook at h1. White kingside, white queenside and black queenside castles are available. Half move number is 3. Full move number is 9. Black to move. | the output is d7d5 | Input: The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8, black rook at g8 and white knight at h8. Black pawn at a7, black pawn at b7, black pawn at c7, black pawn at d7, black pawn at e7, black pawn at f7 and black pawn at g7. Black knight at c6. White pawn at e4, black knight at g4 and black pawn at h4. White pawn at a3, white pawn at c3 and white pawn at d3. White pawn at b2, white bishop at d2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white queen at d1, white king at e1, white bishop at f1 and white rook at h1. White kingside, white queenside and black queenside castles are available. Half move number is 3. Full move number is 9. Black to move. ; Output: Move from d7 to d5. |
r1b2bnr/2pk1p1p/p3n2q/1p4p1/B2PP3/P1N3P1/1PP1KP1P/R1B3NR w - - 4 16 | d4d5 | FEN state: r1b2bnr/2pk1p1p/p3n2q/1p4p1/B2PP3/P1N3P1/1PP1KP1P/R1B3NR w - - 4 16 ; Best moved4d5 | The current state of the chess board is: Black rook at a8, black bishop at c8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at c7, black king at d7, black pawn at f7 and black pawn at h7. Black pawn at a6, black knight at e6 and black queen at h6. Black pawn at b5 and black pawn at g5. White bishop at a4, white pawn at d4 and white pawn at e4. White pawn at a3, white knight at c3 and white pawn at g3. White pawn at b2, white pawn at c2, white king at e2, white pawn at f2 and white pawn at h2. White rook at a1, white bishop at c1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 4. Full move number is 16. White to move. | the output is d4d5 | Input: The current state of the chess board is: Black rook at a8, black bishop at c8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at c7, black king at d7, black pawn at f7 and black pawn at h7. Black pawn at a6, black knight at e6 and black queen at h6. Black pawn at b5 and black pawn at g5. White bishop at a4, white pawn at d4 and white pawn at e4. White pawn at a3, white knight at c3 and white pawn at g3. White pawn at b2, white pawn at c2, white king at e2, white pawn at f2 and white pawn at h2. White rook at a1, white bishop at c1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 4. Full move number is 16. White to move. ; Output: Move from d4 to d5. |
r1b1k3/p2p2p1/n1B3nr/1pp1p1P1/1Q2Pp1p/PP5P/1B1P1P2/RN2K1NR w - - 2 25 | b4b5 | FEN state: r1b1k3/p2p2p1/n1B3nr/1pp1p1P1/1Q2Pp1p/PP5P/1B1P1P2/RN2K1NR w - - 2 25 ; Best moveb4b5 | The current state of the chess board is: Black rook at a8, black bishop at c8 and black king at e8. Black pawn at a7, black pawn at d7 and black pawn at g7. Black knight at a6, white bishop at c6, black knight at g6 and black rook at h6. Black pawn at b5, black pawn at c5, black pawn at e5 and white pawn at g5. White queen at b4, white pawn at e4, black pawn at f4 and black pawn at h4. White pawn at a3, white pawn at b3 and white pawn at h3. White bishop at b2, white pawn at d2 and white pawn at f2. White rook at a1, white knight at b1, white king at e1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 25. White to move. | the output is b4b5 | Input: The current state of the chess board is: Black rook at a8, black bishop at c8 and black king at e8. Black pawn at a7, black pawn at d7 and black pawn at g7. Black knight at a6, white bishop at c6, black knight at g6 and black rook at h6. Black pawn at b5, black pawn at c5, black pawn at e5 and white pawn at g5. White queen at b4, white pawn at e4, black pawn at f4 and black pawn at h4. White pawn at a3, white pawn at b3 and white pawn at h3. White bishop at b2, white pawn at d2 and white pawn at f2. White rook at a1, white knight at b1, white king at e1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 25. White to move. ; Output: Move from b4 to b5. |
rn3b1r/pp2kpp1/7p/2pnP3/qPP1NN1P/P3B1Pb/2Q1PP1R/1R2K3 w - - 5 21 | f4d5 | FEN state: rn3b1r/pp2kpp1/7p/2pnP3/qPP1NN1P/P3B1Pb/2Q1PP1R/1R2K3 w - - 5 21 ; Best movef4d5 | The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at b7, black king at e7, black pawn at f7 and black pawn at g7. Black pawn at h6. Black pawn at c5, black knight at d5 and white pawn at e5. Black queen at a4, white pawn at b4, white pawn at c4, white knight at e4, white knight at f4 and white pawn at h4. White pawn at a3, white bishop at e3, white pawn at g3 and black bishop at h3. White queen at c2, white pawn at e2, white pawn at f2 and white rook at h2. White rook at b1 and white king at e1. Both players have exhausted their castles. Half move number is 5. Full move number is 21. White to move. | the output is f4d5 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at b7, black king at e7, black pawn at f7 and black pawn at g7. Black pawn at h6. Black pawn at c5, black knight at d5 and white pawn at e5. Black queen at a4, white pawn at b4, white pawn at c4, white knight at e4, white knight at f4 and white pawn at h4. White pawn at a3, white bishop at e3, white pawn at g3 and black bishop at h3. White queen at c2, white pawn at e2, white pawn at f2 and white rook at h2. White rook at b1 and white king at e1. Both players have exhausted their castles. Half move number is 5. Full move number is 21. White to move. ; Output: Move from f4 to d5. |