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 |
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1r1qkb1r/ppp1ppp1/2np3B/3n1b2/3PP2p/3B3N/PPP2PPP/RN1QK2R b KQk - 1 9 | f5h3 | FEN state: 1r1qkb1r/ppp1ppp1/2np3B/3n1b2/3PP2p/3B3N/PPP2PPP/RN1QK2R b KQk - 1 9 ; Best movef5h3 | 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 a7, black pawn at b7, black pawn at c7, black pawn at e7, black pawn at f7 and black pawn at g7. Black knight at c6, black pawn at d6 and white bishop at h6. Black knight at d5 and black bishop at f5. White pawn at d4, white pawn at e4 and black pawn at h4. White bishop at d3 and white knight at h3. White pawn at a2, white pawn at b2, white pawn at c2, 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 and white rook at h1. White kingside, white queenside and black kingside castles are available. Half move number is 1. Full move number is 9. Black to move. | the output is f5h3 | 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 a7, black pawn at b7, black pawn at c7, black pawn at e7, black pawn at f7 and black pawn at g7. Black knight at c6, black pawn at d6 and white bishop at h6. Black knight at d5 and black bishop at f5. White pawn at d4, white pawn at e4 and black pawn at h4. White bishop at d3 and white knight at h3. White pawn at a2, white pawn at b2, white pawn at c2, 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 and white rook at h1. White kingside, white queenside and black kingside castles are available. Half move number is 1. Full move number is 9. Black to move. ; Output: Move from f5 to h3. |
r1b1k1nr/pp1n1pbp/2pp4/q3N3/1PPPp1B1/4P3/PB3PPP/RN2QKR1 w - - 10 15 | b4a5 | FEN state: r1b1k1nr/pp1n1pbp/2pp4/q3N3/1PPPp1B1/4P3/PB3PPP/RN2QKR1 w - - 10 15 ; Best moveb4a5 | The current state of the chess board is: Black rook at a8, 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 knight at d7, black pawn at f7, black bishop at g7 and black pawn at h7. Black pawn at c6 and black pawn at d6. Black queen at a5 and white knight at e5. White pawn at b4, white pawn at c4, white pawn at d4, black pawn at e4 and white bishop at g4. White pawn at e3. White pawn at a2, white bishop at b2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white queen at e1, white king at f1 and white rook at g1. Both players have exhausted their castles. Half move number is 10. Full move number is 15. White to move. | the output is b4a5 | Input: The current state of the chess board is: Black rook at a8, 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 knight at d7, black pawn at f7, black bishop at g7 and black pawn at h7. Black pawn at c6 and black pawn at d6. Black queen at a5 and white knight at e5. White pawn at b4, white pawn at c4, white pawn at d4, black pawn at e4 and white bishop at g4. White pawn at e3. White pawn at a2, white bishop at b2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white queen at e1, white king at f1 and white rook at g1. Both players have exhausted their castles. Half move number is 10. Full move number is 15. White to move. ; Output: Move from b4 to a5. |
r1q1B1nr/pb2k3/n1p2ppb/Pp1pp2p/3P3P/R1P1P3/1P2NPP1/1NBQKR2 b - - 0 15 | c8e8 | FEN state: r1q1B1nr/pb2k3/n1p2ppb/Pp1pp2p/3P3P/R1P1P3/1P2NPP1/1NBQKR2 b - - 0 15 ; Best movec8e8 | The current state of the chess board is: Black rook at a8, black queen at c8, white bishop at e8, black knight at g8 and black rook at h8. Black pawn at a7, black bishop at b7 and black king at e7. Black knight at a6, black pawn at c6, black pawn at f6, black pawn at g6 and black bishop at h6. White pawn at a5, black pawn at b5, black pawn at d5, black pawn at e5 and black pawn at h5. White pawn at d4 and white pawn at h4. White rook at a3, white pawn at c3 and white pawn at e3. White pawn at b2, white knight at e2, white pawn at f2 and white pawn at g2. White knight at b1, white bishop at c1, white queen at d1, white king at e1 and white rook at f1. Both players have exhausted their castles. Half move number is 0. Full move number is 15. Black to move. | the output is c8e8 | Input: The current state of the chess board is: Black rook at a8, black queen at c8, white bishop at e8, black knight at g8 and black rook at h8. Black pawn at a7, black bishop at b7 and black king at e7. Black knight at a6, black pawn at c6, black pawn at f6, black pawn at g6 and black bishop at h6. White pawn at a5, black pawn at b5, black pawn at d5, black pawn at e5 and black pawn at h5. White pawn at d4 and white pawn at h4. White rook at a3, white pawn at c3 and white pawn at e3. White pawn at b2, white knight at e2, white pawn at f2 and white pawn at g2. White knight at b1, white bishop at c1, white queen at d1, white king at e1 and white rook at f1. Both players have exhausted their castles. Half move number is 0. Full move number is 15. Black to move. ; Output: Move from c8 to e8. |
r1bq2nr/p1p2ppQ/1bk1p3/1p1pP3/3P4/1PP4P/P4PP1/1RB1KBNR w K - 1 15 | h7h8 | FEN state: r1bq2nr/p1p2ppQ/1bk1p3/1p1pP3/3P4/1PP4P/P4PP1/1RB1KBNR w K - 1 15 ; Best moveh7h8 | The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at f7, black pawn at g7 and white queen at h7. Black bishop at b6, black king at c6 and black pawn at e6. Black pawn at b5, black pawn at d5 and white pawn at e5. White pawn at d4. White pawn at b3, white pawn at c3 and white pawn at h3. White pawn at a2, white pawn at f2 and white pawn at g2. 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 1. Full move number is 15. White to move. | the output is h7h8 | Input: The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at f7, black pawn at g7 and white queen at h7. Black bishop at b6, black king at c6 and black pawn at e6. Black pawn at b5, black pawn at d5 and white pawn at e5. White pawn at d4. White pawn at b3, white pawn at c3 and white pawn at h3. White pawn at a2, white pawn at f2 and white pawn at g2. 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 1. Full move number is 15. White to move. ; Output: Move from h7 to h8. |
r3k1nr/p2qppbp/2Bp1np1/8/3P4/NP6/P1bP1PPP/1R2K1NR w Kkq - 2 13 | c6d7 | FEN state: r3k1nr/p2qppbp/2Bp1np1/8/3P4/NP6/P1bP1PPP/1R2K1NR w Kkq - 2 13 ; Best movec6d7 | The current state of the chess board is: Black rook at a8, black king at e8, black knight at g8 and black rook at h8. Black pawn at a7, black queen at d7, black pawn at e7, black pawn at f7, black bishop at g7 and black pawn at h7. White bishop at c6, black pawn at d6, black knight at f6 and black pawn at g6. White pawn at d4. White knight at a3 and white pawn at b3. White pawn at a2, black bishop at c2, white pawn at d2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at b1, white king at e1, white knight at g1 and white rook at h1. White kingside, black kingside and black queenside castles are available. Half move number is 2. Full move number is 13. 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 knight at g8 and black rook at h8. Black pawn at a7, black queen at d7, black pawn at e7, black pawn at f7, black bishop at g7 and black pawn at h7. White bishop at c6, black pawn at d6, black knight at f6 and black pawn at g6. White pawn at d4. White knight at a3 and white pawn at b3. White pawn at a2, black bishop at c2, white pawn at d2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at b1, white king at e1, white knight at g1 and white rook at h1. White kingside, black kingside and black queenside castles are available. Half move number is 2. Full move number is 13. White to move. ; Output: Move from c6 to d7. |
r1bk1b1r/p4pp1/1p6/2pppP2/PR1P3P/8/2P1Pn1N/2BQKBNR b K - 0 21 | f2d1 | FEN state: r1bk1b1r/p4pp1/1p6/2pppP2/PR1P3P/8/2P1Pn1N/2BQKBNR b K - 0 21 ; Best movef2d1 | The current state of the chess board is: Black rook at a8, black bishop at c8, black king at d8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at f7 and black pawn at g7. Black pawn at b6. Black pawn at c5, black pawn at d5, black pawn at e5 and white pawn at f5. White pawn at a4, white rook at b4, white pawn at d4 and white pawn at h4. White pawn at c2, white pawn at e2, black knight at f2 and white knight at h2. 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 is the only castle move available. Half move number is 0. Full move number is 21. Black to move. | the output is f2d1 | Input: The current state of the chess board is: Black rook at a8, black bishop at c8, black king at d8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at f7 and black pawn at g7. Black pawn at b6. Black pawn at c5, black pawn at d5, black pawn at e5 and white pawn at f5. White pawn at a4, white rook at b4, white pawn at d4 and white pawn at h4. White pawn at c2, white pawn at e2, black knight at f2 and white knight at h2. 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 is the only castle move available. Half move number is 0. Full move number is 21. Black to move. ; Output: Move from f2 to d1. |
rnbq1rk1/p1ppnp1p/1p4pb/4p3/P2P3P/1P2PP2/2P3P1/RNBQKBNR w KQ - 0 9 | d4e5 | FEN state: rnbq1rk1/p1ppnp1p/1p4pb/4p3/P2P3P/1P2PP2/2P3P1/RNBQKBNR w KQ - 0 9 ; Best moved4e5 | 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 rook at f8 and black king at g8. Black pawn at a7, black pawn at c7, black pawn at d7, black knight at e7, black pawn at f7 and black pawn at h7. Black pawn at b6, black pawn at g6 and black bishop at h6. Black pawn at e5. White pawn at a4, white pawn at d4 and white pawn at h4. White pawn at b3, white pawn at e3 and white pawn at f3. White pawn at c2 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, 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 9. White to move. | the output is d4e5 | 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 rook at f8 and black king at g8. Black pawn at a7, black pawn at c7, black pawn at d7, black knight at e7, black pawn at f7 and black pawn at h7. Black pawn at b6, black pawn at g6 and black bishop at h6. Black pawn at e5. White pawn at a4, white pawn at d4 and white pawn at h4. White pawn at b3, white pawn at e3 and white pawn at f3. White pawn at c2 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, 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 9. White to move. ; Output: Move from d4 to e5. |
1nb2knr/3ppP1p/1pr4b/3B4/1p1P4/2P1P3/PB3QPP/R2K2NR w - - 0 21 | 7g8q | FEN state: 1nb2knr/3ppP1p/1pr4b/3B4/1p1P4/2P1P3/PB3QPP/R2K2NR w - - 0 21 ; Best movef7g8q | 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 pawn at d7, black pawn at e7, white pawn at f7 and black pawn at h7. Black pawn at b6, black rook at c6 and black bishop at h6. White bishop at d5. Black pawn at b4 and white pawn at d4. White pawn at c3 and white pawn at e3. White pawn at a2, white bishop at b2, white queen at f2, white pawn at g2 and white pawn at h2. White rook at a1, 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 21. White to move. | the output is 7g8q | Invalid algebraic notation. It should be in the format 'e.g. c1e3'. |
rnb1r3/2N2kpp/1p2p2n/p2p1pP1/PP1P1P2/4K3/Q1qNP2P/R4B1R b - - 3 22 | c2c3 | FEN state: rnb1r3/2N2kpp/1p2p2n/p2p1pP1/PP1P1P2/4K3/Q1qNP2P/R4B1R b - - 3 22 ; Best movec2c3 | The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8 and black rook at e8. White knight at c7, black king at f7, black pawn at g7 and black pawn at h7. Black pawn at b6, black pawn at e6 and black knight at h6. Black pawn at a5, black pawn at d5, black pawn at f5 and white pawn at g5. White pawn at a4, white pawn at b4, white pawn at d4 and white pawn at f4. White king at e3. White queen at a2, black queen at c2, white knight at d2, white pawn at e2 and white pawn at h2. White rook at a1, white bishop at f1 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 c2c3 | 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 e8. White knight at c7, black king at f7, black pawn at g7 and black pawn at h7. Black pawn at b6, black pawn at e6 and black knight at h6. Black pawn at a5, black pawn at d5, black pawn at f5 and white pawn at g5. White pawn at a4, white pawn at b4, white pawn at d4 and white pawn at f4. White king at e3. White queen at a2, black queen at c2, white knight at d2, white pawn at e2 and white pawn at h2. White rook at a1, white bishop at f1 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 c2 to c3. |
rnbqkb1r/p2ppppp/2p5/8/Pp4n1/4PP2/1PPP3P/RNBQKBNR b kq - 1 7 | g4f6 | FEN state: rnbqkb1r/p2ppppp/2p5/8/Pp4n1/4PP2/1PPP3P/RNBQKBNR b kq - 1 7 ; Best moveg4f6 | 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 d7, black pawn at e7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at c6. White pawn at a4, black pawn at b4 and black knight at g4. White pawn at e3 and white pawn at f3. White pawn at b2, white pawn at c2, white pawn at d2 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, white knight at g1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 1. Full move number is 7. Black to move. | the output is g4f6 | 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 d7, black pawn at e7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at c6. White pawn at a4, black pawn at b4 and black knight at g4. White pawn at e3 and white pawn at f3. White pawn at b2, white pawn at c2, white pawn at d2 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, white knight at g1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 1. Full move number is 7. Black to move. ; Output: Move from g4 to f6. |
1n3b1r/1pp1qp2/N2kb2P/p3p2p/4P1r1/P5PP/1PPPN3/1RB1KB1R w K - 1 19 | h3g4 | FEN state: 1n3b1r/1pp1qp2/N2kb2P/p3p2p/4P1r1/P5PP/1PPPN3/1RB1KB1R w K - 1 19 ; Best moveh3g4 | The current state of the chess board is: Black knight at b8, black bishop at f8 and black rook at h8. Black pawn at b7, black pawn at c7, black queen at e7 and black pawn at f7. White knight at a6, black king at d6, black bishop at e6 and white pawn at h6. Black pawn at a5, black pawn at e5 and black pawn at h5. White pawn at e4 and black rook at g4. White pawn at a3, white pawn at g3 and white pawn at h3. White pawn at b2, white pawn at c2, white pawn at d2 and white knight at e2. White rook at b1, white bishop at c1, 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 1. Full move number is 19. White to move. | the output is h3g4 | Input: The current state of the chess board is: Black knight at b8, black bishop at f8 and black rook at h8. Black pawn at b7, black pawn at c7, black queen at e7 and black pawn at f7. White knight at a6, black king at d6, black bishop at e6 and white pawn at h6. Black pawn at a5, black pawn at e5 and black pawn at h5. White pawn at e4 and black rook at g4. White pawn at a3, white pawn at g3 and white pawn at h3. White pawn at b2, white pawn at c2, white pawn at d2 and white knight at e2. White rook at b1, white bishop at c1, 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 1. Full move number is 19. White to move. ; Output: Move from h3 to g4. |
2b2bkr/rpqp3p/2n3p1/pPp1pp1n/P3NB2/3P1PP1/2P1PN1P/R2QKB1R w KQ - 1 16 | f4d2 | FEN state: 2b2bkr/rpqp3p/2n3p1/pPp1pp1n/P3NB2/3P1PP1/2P1PN1P/R2QKB1R w KQ - 1 16 ; Best movef4d2 | The current state of the chess board is: Black bishop at c8, black bishop at f8, black king at g8 and black rook at h8. Black rook at a7, black pawn at b7, black queen at c7, black pawn at d7 and black pawn at h7. Black knight at c6 and black pawn at g6. Black pawn at a5, white pawn at b5, black pawn at c5, black pawn at e5, black pawn at f5 and black knight at h5. White pawn at a4, white knight at e4 and white bishop at f4. White pawn at d3, white pawn at f3 and white pawn at g3. White pawn at c2, white pawn at e2, white knight at f2 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 kingside and white queenside castles are available. Half move number is 1. Full move number is 16. White to move. | the output is f4d2 | Input: The current state of the chess board is: Black bishop at c8, black bishop at f8, black king at g8 and black rook at h8. Black rook at a7, black pawn at b7, black queen at c7, black pawn at d7 and black pawn at h7. Black knight at c6 and black pawn at g6. Black pawn at a5, white pawn at b5, black pawn at c5, black pawn at e5, black pawn at f5 and black knight at h5. White pawn at a4, white knight at e4 and white bishop at f4. White pawn at d3, white pawn at f3 and white pawn at g3. White pawn at c2, white pawn at e2, white knight at f2 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 kingside and white queenside castles are available. Half move number is 1. Full move number is 16. White to move. ; Output: Move from f4 to d2. |
rnbqkb1r/p2p1pp1/1p2p3/1Np2n1p/1PP3PP/4P3/P2P1P2/R1BQKBNR w KQkq - 0 8 | g4f5 | FEN state: rnbqkb1r/p2p1pp1/1p2p3/1Np2n1p/1PP3PP/4P3/P2P1P2/R1BQKBNR w KQkq - 0 8 ; Best moveg4f5 | 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 d7, black pawn at f7 and black pawn at g7. Black pawn at b6 and black pawn at e6. White knight at b5, black pawn at c5, black knight at f5 and black pawn at h5. White pawn at b4, white pawn at c4, white pawn at g4 and white pawn at h4. White pawn at e3. White pawn at a2, white pawn at d2 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, 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 g4f5 | 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 d7, black pawn at f7 and black pawn at g7. Black pawn at b6 and black pawn at e6. White knight at b5, black pawn at c5, black knight at f5 and black pawn at h5. White pawn at b4, white pawn at c4, white pawn at g4 and white pawn at h4. White pawn at e3. White pawn at a2, white pawn at d2 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, 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 f5. |
rn3rk1/p2b1p1p/2pp2pn/3Bpq1P/Pp2PP2/RP6/2PB2PR/1NQ1K1N1 b - - 1 17 | f5g4 | FEN state: rn3rk1/p2b1p1p/2pp2pn/3Bpq1P/Pp2PP2/RP6/2PB2PR/1NQ1K1N1 b - - 1 17 ; Best movef5g4 | The current state of the chess board is: Black rook at a8, black knight at b8, black rook at f8 and black king at g8. Black pawn at a7, black bishop at d7, black pawn at f7 and black pawn at h7. Black pawn at c6, black pawn at d6, black pawn at g6 and black knight at h6. White bishop at d5, black pawn at e5, black queen at f5 and white pawn at h5. White pawn at a4, black pawn at b4, white pawn at e4 and white pawn at f4. White rook at a3 and white pawn at b3. White pawn at c2, white bishop at d2, white pawn at g2 and white rook at h2. White knight at b1, white queen at c1, white king at e1 and white knight at g1. Both players have exhausted their castles. Half move number is 1. Full move number is 17. Black to move. | the output is f5g4 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black rook at f8 and black king at g8. Black pawn at a7, black bishop at d7, black pawn at f7 and black pawn at h7. Black pawn at c6, black pawn at d6, black pawn at g6 and black knight at h6. White bishop at d5, black pawn at e5, black queen at f5 and white pawn at h5. White pawn at a4, black pawn at b4, white pawn at e4 and white pawn at f4. White rook at a3 and white pawn at b3. White pawn at c2, white bishop at d2, white pawn at g2 and white rook at h2. White knight at b1, white queen at c1, white king at e1 and white knight at g1. Both players have exhausted their castles. Half move number is 1. Full move number is 17. Black to move. ; Output: Move from f5 to g4. |
2r1qb1r/4pk1p/b1P5/p2p1p2/1P4PP/4PP1R/P2P2B1/R1BK2N1 w - - 3 24 | c1b2 | FEN state: 2r1qb1r/4pk1p/b1P5/p2p1p2/1P4PP/4PP1R/P2P2B1/R1BK2N1 w - - 3 24 ; Best movec1b2 | The current state of the chess board is: Black rook at c8, black queen at e8, black bishop at f8 and black rook at h8. Black pawn at e7, black king at f7 and black pawn at h7. Black bishop at a6 and white pawn at c6. Black pawn at a5, black pawn at d5 and black pawn at f5. White pawn at b4, white pawn at g4 and white pawn at h4. White pawn at e3, white pawn at f3 and white rook at h3. White pawn at a2, white pawn at d2 and white bishop at g2. White rook at a1, white bishop at c1, white king at d1 and white knight at g1. Both players have exhausted their castles. Half move number is 3. Full move number is 24. White to move. | the output is c1b2 | Input: The current state of the chess board is: Black rook at c8, black queen at e8, black bishop at f8 and black rook at h8. Black pawn at e7, black king at f7 and black pawn at h7. Black bishop at a6 and white pawn at c6. Black pawn at a5, black pawn at d5 and black pawn at f5. White pawn at b4, white pawn at g4 and white pawn at h4. White pawn at e3, white pawn at f3 and white rook at h3. White pawn at a2, white pawn at d2 and white bishop at g2. White rook at a1, white bishop at c1, white king at d1 and white knight at g1. Both players have exhausted their castles. Half move number is 3. Full move number is 24. White to move. ; Output: Move from c1 to b2. |
r4knr/p1pb4/4p2q/1pP2p2/5Pp1/1n1Pp1PP/PPN1B3/R1B1K1NR b - - 2 24 | b3a1 | FEN state: r4knr/p1pb4/4p2q/1pP2p2/5Pp1/1n1Pp1PP/PPN1B3/R1B1K1NR b - - 2 24 ; Best moveb3a1 | The current state of the chess board is: Black rook at a8, black king at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at c7 and black bishop at d7. Black pawn at e6 and black queen at h6. Black pawn at b5, white pawn at c5 and black pawn at f5. White pawn at f4 and black pawn at g4. Black knight at b3, white pawn at d3, black pawn at e3, white pawn at g3 and white pawn at h3. White pawn at a2, white pawn at b2, white knight at c2 and white bishop at e2. White rook at a1, white bishop at c1, 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 24. Black to move. | the output is b3a1 | Input: The current state of the chess board is: Black rook at a8, black king at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at c7 and black bishop at d7. Black pawn at e6 and black queen at h6. Black pawn at b5, white pawn at c5 and black pawn at f5. White pawn at f4 and black pawn at g4. Black knight at b3, white pawn at d3, black pawn at e3, white pawn at g3 and white pawn at h3. White pawn at a2, white pawn at b2, white knight at c2 and white bishop at e2. White rook at a1, white bishop at c1, 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 24. Black to move. ; Output: Move from b3 to a1. |
rn3kn1/p3bb1r/1p1p2p1/2p2p2/4N2p/PP3PQP/2P1P1P1/R3KBNR w - - 0 22 | g3f4 | FEN state: rn3kn1/p3bb1r/1p1p2p1/2p2p2/4N2p/PP3PQP/2P1P1P1/R3KBNR w - - 0 22 ; Best moveg3f4 | The current state of the chess board is: Black rook at a8, black knight at b8, black king at f8 and black knight at g8. Black pawn at a7, black bishop at e7, black bishop at f7 and black rook at h7. Black pawn at b6, black pawn at d6 and black pawn at g6. Black pawn at c5 and black pawn at f5. White knight at e4 and black pawn at h4. White pawn at a3, white pawn at b3, white pawn at f3, white queen at g3 and white pawn at h3. White pawn at c2, white pawn at e2 and white pawn at g2. White rook at a1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 22. White to move. | the output is g3f4 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black king at f8 and black knight at g8. Black pawn at a7, black bishop at e7, black bishop at f7 and black rook at h7. Black pawn at b6, black pawn at d6 and black pawn at g6. Black pawn at c5 and black pawn at f5. White knight at e4 and black pawn at h4. White pawn at a3, white pawn at b3, white pawn at f3, white queen at g3 and white pawn at h3. White pawn at c2, white pawn at e2 and white pawn at g2. White rook at a1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 22. White to move. ; Output: Move from g3 to f4. |
1rbqkbnr/p2pp1p1/1pN5/5p1p/1Pp1PP2/8/P1PPB1PP/RNBQK2R w KQk - 0 9 | e2h5 | FEN state: 1rbqkbnr/p2pp1p1/1pN5/5p1p/1Pp1PP2/8/P1PPB1PP/RNBQK2R w KQk - 0 9 ; Best movee2h5 | 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, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at d7, black pawn at e7 and black pawn at g7. Black pawn at b6 and white knight at c6. Black pawn at f5 and black pawn at h5. White pawn at b4, black pawn at c4, white pawn at e4 and white pawn at f4. White pawn at a2, white pawn at c2, white pawn at d2, white bishop at e2, 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 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 9. White to move. | the output is e2h5 | 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, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at d7, black pawn at e7 and black pawn at g7. Black pawn at b6 and white knight at c6. Black pawn at f5 and black pawn at h5. White pawn at b4, black pawn at c4, white pawn at e4 and white pawn at f4. White pawn at a2, white pawn at c2, white pawn at d2, white bishop at e2, 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 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 9. White to move. ; Output: Move from e2 to h5. |
rn6/p1pk1p1r/bp5B/4P1n1/Pbpp4/R4PQP/1PK4P/1N4NR b - - 2 21 | g5e6 | FEN state: rn6/p1pk1p1r/bp5B/4P1n1/Pbpp4/R4PQP/1PK4P/1N4NR b - - 2 21 ; Best moveg5e6 | The current state of the chess board is: Black rook at a8 and black knight at b8. Black pawn at a7, black pawn at c7, black king at d7, black pawn at f7 and black rook at h7. Black bishop at a6, black pawn at b6 and white bishop at h6. White pawn at e5 and black knight at g5. White pawn at a4, black bishop at b4, black pawn at c4 and black pawn at d4. White rook at a3, white pawn at f3, white queen at g3 and white pawn at h3. White pawn at b2, white king at c2 and white pawn at h2. White knight at b1, 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. Black to move. | the output is g5e6 | Input: The current state of the chess board is: Black rook at a8 and black knight at b8. Black pawn at a7, black pawn at c7, black king at d7, black pawn at f7 and black rook at h7. Black bishop at a6, black pawn at b6 and white bishop at h6. White pawn at e5 and black knight at g5. White pawn at a4, black bishop at b4, black pawn at c4 and black pawn at d4. White rook at a3, white pawn at f3, white queen at g3 and white pawn at h3. White pawn at b2, white king at c2 and white pawn at h2. White knight at b1, 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. Black to move. ; Output: Move from g5 to e6. |
rn1q1rk1/2p3pp/1p3p1n/pP3b2/1b2p3/R4N2/P1PPPP1P/RNBQKB2 b Q - 4 17 | b4a3 | FEN state: rn1q1rk1/2p3pp/1p3p1n/pP3b2/1b2p3/R4N2/P1PPPP1P/RNBQKB2 b Q - 4 17 ; Best moveb4a3 | The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8, black rook at f8 and black king at g8. Black pawn at c7, black pawn at g7 and black pawn at h7. Black pawn at b6, black pawn at f6 and black knight at h6. Black pawn at a5, white pawn at b5 and black bishop at f5. Black bishop at b4 and black pawn at e4. White rook at a3 and white knight at f3. 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 and white bishop at f1. White queenside is the only castle move available. Half move number is 4. Full move number is 17. Black to move. | the output is b4a3 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8, black rook at f8 and black king at g8. Black pawn at c7, black pawn at g7 and black pawn at h7. Black pawn at b6, black pawn at f6 and black knight at h6. Black pawn at a5, white pawn at b5 and black bishop at f5. Black bishop at b4 and black pawn at e4. White rook at a3 and white knight at f3. 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 and white bishop at f1. White queenside is the only castle move available. Half move number is 4. Full move number is 17. Black to move. ; Output: Move from b4 to a3. |
1nbqkb1r/1pppppp1/2r2n2/pB5p/2P3Q1/4P2P/PP1P1PP1/RNB1K1NR w KQk - 1 6 | g4e2 | FEN state: 1nbqkb1r/1pppppp1/2r2n2/pB5p/2P3Q1/4P2P/PP1P1PP1/RNB1K1NR w KQk - 1 6 ; Best moveg4e2 | 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 rook at h8. 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 rook at c6 and black knight at f6. Black pawn at a5, white bishop at b5 and black pawn at h5. White pawn at c4 and white queen at g4. 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 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 6. White to move. | the output is g4e2 | 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 rook at h8. 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 rook at c6 and black knight at f6. Black pawn at a5, white bishop at b5 and black pawn at h5. White pawn at c4 and white queen at g4. 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 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 6. White to move. ; Output: Move from g4 to e2. |
r4q1r/pb1kbp1p/np1pp1n1/6p1/1P4PP/B3NN2/P2PPP2/R2QKB1R w KQ - 1 15 | h4g5 | FEN state: r4q1r/pb1kbp1p/np1pp1n1/6p1/1P4PP/B3NN2/P2PPP2/R2QKB1R w KQ - 1 15 ; Best moveh4g5 | The current state of the chess board is: Black rook at a8, black queen at f8 and black rook at h8. Black pawn at a7, black bishop at b7, black king at d7, black bishop at e7, black pawn at f7 and black pawn at h7. Black knight at a6, black pawn at b6, black pawn at d6, black pawn at e6 and black knight at g6. Black pawn at g5. White pawn at b4, white pawn at g4 and white pawn at h4. White bishop at a3, white knight at e3 and white knight at f3. White pawn at a2, white pawn at d2, white pawn at e2 and white pawn at f2. White rook at a1, 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 1. Full move number is 15. White to move. | the output is h4g5 | Input: The current state of the chess board is: Black rook at a8, black queen at f8 and black rook at h8. Black pawn at a7, black bishop at b7, black king at d7, black bishop at e7, black pawn at f7 and black pawn at h7. Black knight at a6, black pawn at b6, black pawn at d6, black pawn at e6 and black knight at g6. Black pawn at g5. White pawn at b4, white pawn at g4 and white pawn at h4. White bishop at a3, white knight at e3 and white knight at f3. White pawn at a2, white pawn at d2, white pawn at e2 and white pawn at f2. White rook at a1, 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 1. Full move number is 15. White to move. ; Output: Move from h4 to g5. |
rn2kb2/p2ppp1r/q4npp/1pp5/PPP5/R4b1N/2QPP1PP/2B1KBR1 w q - 0 13 | g2f3 | FEN state: rn2kb2/p2ppp1r/q4npp/1pp5/PPP5/R4b1N/2QPP1PP/2B1KBR1 w q - 0 13 ; Best moveg2f3 | The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8 and black bishop at f8. Black pawn at a7, black pawn at d7, black pawn at e7, black pawn at f7 and black rook at h7. Black queen at a6, black knight at f6, black pawn at g6 and black pawn at h6. Black pawn at b5 and black pawn at c5. White pawn at a4, white pawn at b4 and white pawn at c4. White rook at a3, black bishop at f3 and white knight at h3. White queen at c2, white pawn at d2, white pawn at e2, white pawn at g2 and white pawn at h2. White bishop at c1, white king at e1, white bishop at f1 and white rook at g1. Black queenside is the only castle move available. Half move number is 0. Full move number is 13. White to move. | the output is g2f3 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8 and black bishop at f8. Black pawn at a7, black pawn at d7, black pawn at e7, black pawn at f7 and black rook at h7. Black queen at a6, black knight at f6, black pawn at g6 and black pawn at h6. Black pawn at b5 and black pawn at c5. White pawn at a4, white pawn at b4 and white pawn at c4. White rook at a3, black bishop at f3 and white knight at h3. White queen at c2, white pawn at d2, white pawn at e2, white pawn at g2 and white pawn at h2. White bishop at c1, white king at e1, white bishop at f1 and white rook at g1. Black queenside is the only castle move available. Half move number is 0. Full move number is 13. White to move. ; Output: Move from g2 to f3. |
1n1qkb2/r1ppp3/1p3p2/pb3nN1/1P4P1/N4P1P/PBPPP3/1R1QKB1R b K - 0 13 | b5a4 | FEN state: 1n1qkb2/r1ppp3/1p3p2/pb3nN1/1P4P1/N4P1P/PBPPP3/1R1QKB1R b K - 0 13 ; Best moveb5a4 | The current state of the chess board is: Black knight at b8, black queen at d8, black king at e8 and black bishop at f8. Black rook at a7, black pawn at c7, black pawn at d7 and black pawn at e7. Black pawn at b6 and black pawn at f6. Black pawn at a5, black bishop at b5, black knight at f5 and white knight at g5. White pawn at b4 and white pawn at g4. White knight at a3, white pawn at f3 and white pawn at h3. White pawn at a2, white bishop at b2, white pawn at c2, white pawn at d2 and white pawn at e2. White rook at b1, 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 0. Full move number is 13. Black to move. | the output is b5a4 | Input: The current state of the chess board is: Black knight at b8, black queen at d8, black king at e8 and black bishop at f8. Black rook at a7, black pawn at c7, black pawn at d7 and black pawn at e7. Black pawn at b6 and black pawn at f6. Black pawn at a5, black bishop at b5, black knight at f5 and white knight at g5. White pawn at b4 and white pawn at g4. White knight at a3, white pawn at f3 and white pawn at h3. White pawn at a2, white bishop at b2, white pawn at c2, white pawn at d2 and white pawn at e2. White rook at b1, 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 0. Full move number is 13. Black to move. ; Output: Move from b5 to a4. |
rnbqk1nr/1pppbp2/7p/p5p1/P1P2P2/NP2p3/1B1PPKPP/R2Q1BNR w kq - 0 8 | d2e3 | FEN state: rnbqk1nr/1pppbp2/7p/p5p1/P1P2P2/NP2p3/1B1PPKPP/R2Q1BNR w kq - 0 8 ; Best moved2e3 | 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, black pawn at c7, black pawn at d7, black bishop at e7 and black pawn at f7. Black pawn at h6. Black pawn at a5 and black pawn at g5. White pawn at a4, white pawn at c4 and white pawn at f4. White knight at a3, white pawn at b3 and black pawn at e3. White bishop at b2, white pawn at d2, white pawn at e2, white king at f2, white pawn at g2 and white pawn at h2. White rook at a1, white queen at d1, white bishop 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 8. White to move. | the output is d2e3 | 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, black pawn at c7, black pawn at d7, black bishop at e7 and black pawn at f7. Black pawn at h6. Black pawn at a5 and black pawn at g5. White pawn at a4, white pawn at c4 and white pawn at f4. White knight at a3, white pawn at b3 and black pawn at e3. White bishop at b2, white pawn at d2, white pawn at e2, white king at f2, white pawn at g2 and white pawn at h2. White rook at a1, white queen at d1, white bishop 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 8. White to move. ; Output: Move from d2 to e3. |
rnb1k1nr/pppp1p2/6p1/2q1p2p/P1P1B1Pb/5P1P/1P1PP2R/RNBQK1N1 w Qkq - 1 9 | e1f1 | FEN state: rnb1k1nr/pppp1p2/6p1/2q1p2p/P1P1B1Pb/5P1P/1P1PP2R/RNBQK1N1 w Qkq - 1 9 ; Best movee1f1 | 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 c7, black pawn at d7 and black pawn at f7. Black pawn at g6. Black queen at c5, black pawn at e5 and black pawn at h5. White pawn at a4, white pawn at c4, white bishop at e4, white pawn at g4 and black bishop at h4. White pawn at f3 and white pawn at h3. White pawn at b2, white pawn at d2, white pawn at e2 and white rook at h2. White rook at a1, white knight at b1, 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 9. White to move. | the output is e1f1 | 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 c7, black pawn at d7 and black pawn at f7. Black pawn at g6. Black queen at c5, black pawn at e5 and black pawn at h5. White pawn at a4, white pawn at c4, white bishop at e4, white pawn at g4 and black bishop at h4. White pawn at f3 and white pawn at h3. White pawn at b2, white pawn at d2, white pawn at e2 and white rook at h2. White rook at a1, white knight at b1, 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 9. White to move. ; Output: Move from e1 to f1. |
rnq1kbn1/pbp1p1p1/4B2r/1p5p/1P3p2/P3P1P1/2PP1P1P/RNBQNKR1 b q - 2 11 | c8e6 | FEN state: rnq1kbn1/pbp1p1p1/4B2r/1p5p/1P3p2/P3P1P1/2PP1P1P/RNBQNKR1 b q - 2 11 ; Best movec8e6 | 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 and black knight at g8. Black pawn at a7, black bishop at b7, black pawn at c7, black pawn at e7 and black pawn at g7. White bishop at e6 and black rook at h6. Black pawn at b5 and black pawn at h5. White pawn at b4 and black pawn at f4. White pawn at a3, white pawn at e3 and white pawn at g3. White pawn at c2, white pawn at d2, 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 knight at e1, white king at f1 and white rook at g1. Black queenside is the only castle move available. Half move number is 2. Full move number is 11. Black to move. | the output is c8e6 | 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 and black knight at g8. Black pawn at a7, black bishop at b7, black pawn at c7, black pawn at e7 and black pawn at g7. White bishop at e6 and black rook at h6. Black pawn at b5 and black pawn at h5. White pawn at b4 and black pawn at f4. White pawn at a3, white pawn at e3 and white pawn at g3. White pawn at c2, white pawn at d2, 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 knight at e1, white king at f1 and white rook at g1. Black queenside is the only castle move available. Half move number is 2. Full move number is 11. Black to move. ; Output: Move from c8 to e6. |
r4b1r/3bpkpp/2ppNp2/1p2P3/pn3qn1/P1P5/3PBPPP/RNBK2R1 b - - 0 23 | g4f2 | FEN state: r4b1r/3bpkpp/2ppNp2/1p2P3/pn3qn1/P1P5/3PBPPP/RNBK2R1 b - - 0 23 ; Best moveg4f2 | The current state of the chess board is: Black rook at a8, black bishop at f8 and black rook at h8. Black bishop at d7, black pawn at e7, black king at f7, black pawn at g7 and black pawn at h7. Black pawn at c6, black pawn at d6, white knight at e6 and black pawn at f6. Black pawn at b5 and white pawn at e5. Black pawn at a4, black knight at b4, black queen at f4 and black knight at g4. White pawn at a3 and white pawn at c3. White pawn at d2, white bishop 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 d1 and white rook at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 23. Black to move. | the output is g4f2 | Input: The current state of the chess board is: Black rook at a8, black bishop at f8 and black rook at h8. Black bishop at d7, black pawn at e7, black king at f7, black pawn at g7 and black pawn at h7. Black pawn at c6, black pawn at d6, white knight at e6 and black pawn at f6. Black pawn at b5 and white pawn at e5. Black pawn at a4, black knight at b4, black queen at f4 and black knight at g4. White pawn at a3 and white pawn at c3. White pawn at d2, white bishop 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 d1 and white rook at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 23. Black to move. ; Output: Move from g4 to f2. |
rn1qk1nr/1p4p1/p1p2p1p/2bppb2/P1QP2P1/R1P2N1B/1P2PPRP/1NB1K3 w - - 6 12 | c4c5 | FEN state: rn1qk1nr/1p4p1/p1p2p1p/2bppb2/P1QP2P1/R1P2N1B/1P2PPRP/1NB1K3 w - - 6 12 ; Best movec4c5 | 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 knight at g8 and black rook at h8. Black pawn at b7 and black pawn at g7. Black pawn at a6, black pawn at c6, black pawn at f6 and black pawn at h6. Black bishop at c5, black pawn at d5, black pawn at e5 and black bishop at f5. White pawn at a4, white queen at c4, white pawn at d4 and white pawn at g4. White rook at a3, white pawn at c3, white knight at f3 and white bishop at h3. White pawn at b2, white pawn at e2, white pawn at f2, white rook at g2 and white pawn at h2. White knight at b1, white bishop at c1 and white king at e1. Both players have exhausted their castles. Half move number is 6. Full move number is 12. White to move. | the output is c4c5 | 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 knight at g8 and black rook at h8. Black pawn at b7 and black pawn at g7. Black pawn at a6, black pawn at c6, black pawn at f6 and black pawn at h6. Black bishop at c5, black pawn at d5, black pawn at e5 and black bishop at f5. White pawn at a4, white queen at c4, white pawn at d4 and white pawn at g4. White rook at a3, white pawn at c3, white knight at f3 and white bishop at h3. White pawn at b2, white pawn at e2, white pawn at f2, white rook at g2 and white pawn at h2. White knight at b1, white bishop at c1 and white king at e1. Both players have exhausted their castles. Half move number is 6. Full move number is 12. White to move. ; Output: Move from c4 to c5. |
rnbqk1nr/pp1p4/1Np2p1p/4pP2/Pb4p1/BP5N/2PPP1PP/R2QKB1R b Qkq - 0 11 | d8b6 | FEN state: rnbqk1nr/pp1p4/1Np2p1p/4pP2/Pb4p1/BP5N/2PPP1PP/R2QKB1R b Qkq - 0 11 ; Best moved8b6 | 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 b7 and black pawn at d7. White knight at b6, black pawn at c6, black pawn at f6 and black pawn at h6. Black pawn at e5 and white pawn at f5. White pawn at a4, black bishop at b4 and black pawn at g4. White bishop at a3, white pawn at b3 and white knight at h3. White pawn at c2, white pawn at d2, white pawn at e2, 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, black kingside and black queenside castles are available. Half move number is 0. Full move number is 11. Black to move. | the output is d8b6 | 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 b7 and black pawn at d7. White knight at b6, black pawn at c6, black pawn at f6 and black pawn at h6. Black pawn at e5 and white pawn at f5. White pawn at a4, black bishop at b4 and black pawn at g4. White bishop at a3, white pawn at b3 and white knight at h3. White pawn at c2, white pawn at d2, white pawn at e2, 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, black kingside and black queenside castles are available. Half move number is 0. Full move number is 11. Black to move. ; Output: Move from d8 to b6. |
r1b2b2/1ppk3r/3p1np1/p6p/2NnpPp1/N3PQ2/PBPKB1RP/R7 w - - 0 21 | f3f1 | FEN state: r1b2b2/1ppk3r/3p1np1/p6p/2NnpPp1/N3PQ2/PBPKB1RP/R7 w - - 0 21 ; Best movef3f1 | 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 pawn at c7, black king at d7 and black rook at h7. Black pawn at d6, black knight at f6 and black pawn at g6. Black pawn at a5 and black pawn at h5. White knight at c4, black knight at d4, black pawn at e4, white pawn at f4 and black pawn at g4. White knight at a3, white pawn at e3 and white queen at f3. White pawn at a2, white bishop at b2, white pawn at c2, white king at d2, white bishop at e2, white rook at g2 and white pawn at h2. White rook at a1. Both players have exhausted their castles. Half move number is 0. Full move number is 21. White to move. | the output is f3f1 | 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 pawn at c7, black king at d7 and black rook at h7. Black pawn at d6, black knight at f6 and black pawn at g6. Black pawn at a5 and black pawn at h5. White knight at c4, black knight at d4, black pawn at e4, white pawn at f4 and black pawn at g4. White knight at a3, white pawn at e3 and white queen at f3. White pawn at a2, white bishop at b2, white pawn at c2, white king at d2, white bishop at e2, white rook at g2 and white pawn at h2. White rook at a1. Both players have exhausted their castles. Half move number is 0. Full move number is 21. White to move. ; Output: Move from f3 to f1. |
r1bqkb1r/1ppppNpp/p4p2/8/3P3P/PPP5/n3PPP1/RNBQKB1R b KQkq - 0 8 | a2c3 | FEN state: r1bqkb1r/1ppppNpp/p4p2/8/3P3P/PPP5/n3PPP1/RNBQKB1R b KQkq - 0 8 ; Best movea2c3 | 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, white knight at f7, black pawn at g7 and black pawn at h7. Black pawn at a6 and black pawn at f6. White pawn at d4 and white pawn at h4. White pawn at a3, white pawn at b3 and white pawn at c3. Black knight at a2, 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 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 a2c3 | 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, white knight at f7, black pawn at g7 and black pawn at h7. Black pawn at a6 and black pawn at f6. White pawn at d4 and white pawn at h4. White pawn at a3, white pawn at b3 and white pawn at c3. Black knight at a2, 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 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 a2 to c3. |
rnbq1b1r/ppp1ppp1/P2k3p/3p4/7n/R6N/1PPPPPPP/1NBQKB1R w K - 4 12 | g2g3 | FEN state: rnbq1b1r/ppp1ppp1/P2k3p/3p4/7n/R6N/1PPPPPPP/1NBQKB1R w K - 4 12 ; Best moveg2g3 | 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 bishop at f8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at c7, black pawn at e7, black pawn at f7 and black pawn at g7. White pawn at a6, black king at d6 and black pawn at h6. Black pawn at d5. Black knight at h4. White rook at a3 and white knight at h3. White pawn at b2, white pawn at c2, white pawn at d2, white pawn at e2, white pawn at f2, white pawn at g2 and white pawn at h2. 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 is the only castle move available. Half move number is 4. Full move number is 12. White to move. | the output is g2g3 | 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 bishop at f8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at c7, black pawn at e7, black pawn at f7 and black pawn at g7. White pawn at a6, black king at d6 and black pawn at h6. Black pawn at d5. Black knight at h4. White rook at a3 and white knight at h3. White pawn at b2, white pawn at c2, white pawn at d2, white pawn at e2, white pawn at f2, white pawn at g2 and white pawn at h2. 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 is the only castle move available. Half move number is 4. Full move number is 12. White to move. ; Output: Move from g2 to g3. |
r1b2b2/p2nkp2/2Ppp2r/4P3/3N2P1/2N5/PP1P1qPR/R1BK1B2 b - - 1 21 | f2f1 | FEN state: r1b2b2/p2nkp2/2Ppp2r/4P3/3N2P1/2N5/PP1P1qPR/R1BK1B2 b - - 1 21 ; Best movef2f1 | The current state of the chess board is: Black rook at a8, black bishop at c8 and black bishop at f8. Black pawn at a7, black knight at d7, black king at e7 and black pawn at f7. White pawn at c6, black pawn at d6, black pawn at e6 and black rook at h6. White pawn at e5. White knight at d4 and white pawn at g4. White knight at c3. White pawn at a2, white pawn at b2, white pawn at d2, black queen at f2, white pawn at g2 and white rook at h2. White rook at a1, white bishop at c1, white king at d1 and white bishop at f1. Both players have exhausted their castles. Half move number is 1. Full move number is 21. Black to move. | the output is f2f1 | 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 a7, black knight at d7, black king at e7 and black pawn at f7. White pawn at c6, black pawn at d6, black pawn at e6 and black rook at h6. White pawn at e5. White knight at d4 and white pawn at g4. White knight at c3. White pawn at a2, white pawn at b2, white pawn at d2, black queen at f2, white pawn at g2 and white rook at h2. White rook at a1, white bishop at c1, white king at d1 and white bishop at f1. Both players have exhausted their castles. Half move number is 1. Full move number is 21. Black to move. ; Output: Move from f2 to f1. |
2bqkbnr/rppppp1p/pN4p1/7n/6PP/BP3N2/P1PPPPB1/2RQK2R w Kk - 4 11 | b6c8 | FEN state: 2bqkbnr/rppppp1p/pN4p1/7n/6PP/BP3N2/P1PPPPB1/2RQK2R w Kk - 4 11 ; Best moveb6c8 | The current state of the chess board is: 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 d7, black pawn at e7, black pawn at f7 and black pawn at h7. Black pawn at a6, white knight at b6 and black pawn at g6. Black knight at h5. White pawn at g4 and white pawn at h4. White bishop at a3, white pawn at b3 and white knight at f3. White pawn at a2, white pawn at c2, white pawn at d2, white pawn at e2, white pawn at f2 and white bishop at g2. White rook at c1, white queen at d1, white king at e1 and white rook at h1. White kingside and black kingside castles are available. Half move number is 4. Full move number is 11. White to move. | the output is b6c8 | Input: The current state of the chess board is: 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 d7, black pawn at e7, black pawn at f7 and black pawn at h7. Black pawn at a6, white knight at b6 and black pawn at g6. Black knight at h5. White pawn at g4 and white pawn at h4. White bishop at a3, white pawn at b3 and white knight at f3. White pawn at a2, white pawn at c2, white pawn at d2, white pawn at e2, white pawn at f2 and white bishop at g2. White rook at c1, white queen at d1, white king at e1 and white rook at h1. White kingside and black kingside castles are available. Half move number is 4. Full move number is 11. White to move. ; Output: Move from b6 to c8. |
r1bqkbnr/3pppp1/2n5/pp5p/1P1p4/P1N5/1BPPPPPP/R2QKBR1 w Qkq - 2 9 | c3b5 | FEN state: r1bqkbnr/3pppp1/2n5/pp5p/1P1p4/P1N5/1BPPPPPP/R2QKBR1 w Qkq - 2 9 ; Best movec3b5 | 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 d7, black pawn at e7, black pawn at f7 and black pawn at g7. Black knight at c6. Black pawn at a5, black pawn at b5 and black pawn at h5. White pawn at b4 and black pawn at d4. White pawn at a3 and white knight at c3. White bishop at b2, white pawn at c2, white pawn at d2, 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 g1. White queenside, black kingside and black queenside castles are available. Half move number is 2. Full move number is 9. 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 queen at d8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at d7, black pawn at e7, black pawn at f7 and black pawn at g7. Black knight at c6. Black pawn at a5, black pawn at b5 and black pawn at h5. White pawn at b4 and black pawn at d4. White pawn at a3 and white knight at c3. White bishop at b2, white pawn at c2, white pawn at d2, 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 g1. White queenside, black kingside and black queenside castles are available. Half move number is 2. Full move number is 9. White to move. ; Output: Move from c3 to b5. |
1nbqk2r/1p1ppp2/r4n2/p1p4p/1P1PP1p1/P1N5/2P2PPP/R1bQKBNR w KQk - 0 11 | a1c1 | FEN state: 1nbqk2r/1p1ppp2/r4n2/p1p4p/1P1PP1p1/P1N5/2P2PPP/R1bQKBNR w KQk - 0 11 ; Best movea1c1 | 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 h8. Black pawn at b7, black pawn at d7, black pawn at e7 and black pawn at f7. Black rook at a6 and black knight at f6. Black pawn at a5, black pawn at c5 and black pawn at h5. White pawn at b4, white pawn at d4, white pawn at e4 and black pawn at g4. White pawn at a3 and white knight at c3. White pawn at c2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, black 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 and black kingside castles are available. Half move number is 0. Full move number is 11. White to move. | the output is a1c1 | 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 h8. Black pawn at b7, black pawn at d7, black pawn at e7 and black pawn at f7. Black rook at a6 and black knight at f6. Black pawn at a5, black pawn at c5 and black pawn at h5. White pawn at b4, white pawn at d4, white pawn at e4 and black pawn at g4. White pawn at a3 and white knight at c3. White pawn at c2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, black 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 and black kingside castles are available. Half move number is 0. Full move number is 11. White to move. ; Output: Move from a1 to c1. |
2r1k2r/p2p3p/bp2p2n/1Nb1PpP1/1n6/2PPQ2P/P5PR/1RBK1BN1 b k - 0 20 | c5e3 | FEN state: 2r1k2r/p2p3p/bp2p2n/1Nb1PpP1/1n6/2PPQ2P/P5PR/1RBK1BN1 b k - 0 20 ; Best movec5e3 | The current state of the chess board is: Black rook at c8, black king at e8 and black rook at h8. Black pawn at a7, black pawn at d7 and black pawn at h7. Black bishop at a6, black pawn at b6, black pawn at e6 and black knight at h6. White knight at b5, black bishop at c5, white pawn at e5, black pawn at f5 and white pawn at g5. Black knight at b4. White pawn at c3, white pawn at d3, white queen at e3 and white pawn at h3. White pawn at a2, white pawn at g2 and white rook at h2. White rook at b1, white bishop at c1, white king at d1, white bishop at f1 and white knight at g1. Black kingside is the only castle move available. Half move number is 0. Full move number is 20. Black to move. | the output is c5e3 | Input: The current state of the chess board is: Black rook at c8, black king at e8 and black rook at h8. Black pawn at a7, black pawn at d7 and black pawn at h7. Black bishop at a6, black pawn at b6, black pawn at e6 and black knight at h6. White knight at b5, black bishop at c5, white pawn at e5, black pawn at f5 and white pawn at g5. Black knight at b4. White pawn at c3, white pawn at d3, white queen at e3 and white pawn at h3. White pawn at a2, white pawn at g2 and white rook at h2. White rook at b1, white bishop at c1, white king at d1, white bishop at f1 and white knight at g1. Black kingside is the only castle move available. Half move number is 0. Full move number is 20. Black to move. ; Output: Move from c5 to e3. |
1nq4r/rk2n3/pp6/B1pp1ppp/2P3b1/1P1BPN1P/P2PNPP1/R3K2R w Q - 2 21 | h3g4 | FEN state: 1nq4r/rk2n3/pp6/B1pp1ppp/2P3b1/1P1BPN1P/P2PNPP1/R3K2R w Q - 2 21 ; Best moveh3g4 | The current state of the chess board is: Black knight at b8, black queen at c8 and black rook at h8. Black rook at a7, black king at b7 and black knight at e7. Black pawn at a6 and black pawn at b6. White bishop at a5, black pawn at c5, black pawn at d5, black pawn at f5, black pawn at g5 and black pawn at h5. White pawn at c4 and black bishop at g4. White pawn at b3, white bishop at d3, white pawn at e3, white knight at f3 and white pawn at h3. White pawn at a2, white pawn at d2, white knight at e2, white pawn at f2 and white pawn at g2. White rook at a1, white king at e1 and white rook at h1. White queenside is the only castle move available. Half move number is 2. Full move number is 21. White to move. | the output is h3g4 | Input: The current state of the chess board is: Black knight at b8, black queen at c8 and black rook at h8. Black rook at a7, black king at b7 and black knight at e7. Black pawn at a6 and black pawn at b6. White bishop at a5, black pawn at c5, black pawn at d5, black pawn at f5, black pawn at g5 and black pawn at h5. White pawn at c4 and black bishop at g4. White pawn at b3, white bishop at d3, white pawn at e3, white knight at f3 and white pawn at h3. White pawn at a2, white pawn at d2, white knight at e2, white pawn at f2 and white pawn at g2. White rook at a1, white king at e1 and white rook at h1. White queenside is the only castle move available. Half move number is 2. Full move number is 21. White to move. ; Output: Move from h3 to g4. |
r1b2k1r/p1np4/n5pb/2P1pp1p/2P1NP1P/3P1NP1/1PQ1P3/R1B1KB1R w KQ - 1 18 | e4d6 | FEN state: r1b2k1r/p1np4/n5pb/2P1pp1p/2P1NP1P/3P1NP1/1PQ1P3/R1B1KB1R w KQ - 1 18 ; Best movee4d6 | The current state of the chess board is: Black rook at a8, black bishop at c8, black king at f8 and black rook at h8. Black pawn at a7, black knight at c7 and black pawn at d7. Black knight at a6, black pawn at g6 and black bishop at h6. White pawn at c5, black pawn at e5, black pawn at f5 and black pawn at h5. White pawn at c4, white knight at e4, white pawn at f4 and white pawn at h4. White pawn at d3, white knight at f3 and white pawn at g3. White pawn at b2, white queen at c2 and white pawn at e2. 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 1. Full move number is 18. White to move. | the output is e4d6 | 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 h8. Black pawn at a7, black knight at c7 and black pawn at d7. Black knight at a6, black pawn at g6 and black bishop at h6. White pawn at c5, black pawn at e5, black pawn at f5 and black pawn at h5. White pawn at c4, white knight at e4, white pawn at f4 and white pawn at h4. White pawn at d3, white knight at f3 and white pawn at g3. White pawn at b2, white queen at c2 and white pawn at e2. 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 1. Full move number is 18. White to move. ; Output: Move from e4 to d6. |
rnb1kb1r/1p1p1p2/p1p1pnpp/6P1/PqP5/1Q2P2N/RP1P1PBP/1NB2RK1 b kq - 0 10 | b4b3 | FEN state: rnb1kb1r/1p1p1p2/p1p1pnpp/6P1/PqP5/1Q2P2N/RP1P1PBP/1NB2RK1 b kq - 0 10 ; Best moveb4b3 | 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 b7, black pawn at d7 and black pawn at f7. Black pawn at a6, black pawn at c6, black pawn at e6, black knight at f6, black pawn at g6 and black pawn at h6. White pawn at g5. White pawn at a4, black queen at b4 and white pawn at c4. White queen at b3, white pawn at e3 and white knight at h3. White rook at a2, white pawn at b2, white pawn at d2, white pawn at f2, white bishop at g2 and white pawn at h2. White knight at b1, white bishop at c1, 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 10. Black to move. | the output is b4b3 | 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 b7, black pawn at d7 and black pawn at f7. Black pawn at a6, black pawn at c6, black pawn at e6, black knight at f6, black pawn at g6 and black pawn at h6. White pawn at g5. White pawn at a4, black queen at b4 and white pawn at c4. White queen at b3, white pawn at e3 and white knight at h3. White rook at a2, white pawn at b2, white pawn at d2, white pawn at f2, white bishop at g2 and white pawn at h2. White knight at b1, white bishop at c1, 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 10. Black to move. ; Output: Move from b4 to b3. |
1n2k1r1/1p1bb1pp/1q1p1p1n/1pp5/r2P1P2/P1PK2pN/3BP2P/R2Q1B1R b - - 0 18 | c5c4 | FEN state: 1n2k1r1/1p1bb1pp/1q1p1p1n/1pp5/r2P1P2/P1PK2pN/3BP2P/R2Q1B1R b - - 0 18 ; Best movec5c4 | The current state of the chess board is: Black knight at b8, black king at e8 and black rook at g8. Black pawn at b7, black bishop at d7, black bishop at e7, black pawn at g7 and black pawn at h7. Black queen at b6, black pawn at d6, black pawn at f6 and black knight at h6. Black pawn at b5 and black pawn at c5. Black rook at a4, white pawn at d4 and white pawn at f4. White pawn at a3, white pawn at c3, white king at d3, black pawn at g3 and white knight at h3. White bishop at d2, white pawn at e2 and white pawn at h2. White rook at a1, white queen 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 18. Black to move. | the output is c5c4 | Input: The current state of the chess board is: Black knight at b8, black king at e8 and black rook at g8. Black pawn at b7, black bishop at d7, black bishop at e7, black pawn at g7 and black pawn at h7. Black queen at b6, black pawn at d6, black pawn at f6 and black knight at h6. Black pawn at b5 and black pawn at c5. Black rook at a4, white pawn at d4 and white pawn at f4. White pawn at a3, white pawn at c3, white king at d3, black pawn at g3 and white knight at h3. White bishop at d2, white pawn at e2 and white pawn at h2. White rook at a1, white queen 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 18. Black to move. ; Output: Move from c5 to c4. |
rnq1r3/p2pk2p/1p6/Pbp2p2/2B3np/R1NP2P1/1bP2P2/1N2K2R w - - 0 19 | c4b5 | FEN state: rnq1r3/p2pk2p/1p6/Pbp2p2/2B3np/R1NP2P1/1bP2P2/1N2K2R w - - 0 19 ; Best movec4b5 | The current state of the chess board is: Black rook at a8, black knight at b8, black queen at c8 and black rook at e8. Black pawn at a7, black pawn at d7, black king at e7 and black pawn at h7. Black pawn at b6. White pawn at a5, black bishop at b5, black pawn at c5 and black pawn at f5. White bishop at c4, black knight at g4 and black pawn at h4. White rook at a3, white knight at c3, white pawn at d3 and white pawn at g3. Black bishop at b2, white pawn at c2 and white pawn at f2. White knight at b1, white king at e1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 19. White to move. | the output is c4b5 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black queen at c8 and black rook at e8. Black pawn at a7, black pawn at d7, black king at e7 and black pawn at h7. Black pawn at b6. White pawn at a5, black bishop at b5, black pawn at c5 and black pawn at f5. White bishop at c4, black knight at g4 and black pawn at h4. White rook at a3, white knight at c3, white pawn at d3 and white pawn at g3. Black bishop at b2, white pawn at c2 and white pawn at f2. White knight at b1, white king at e1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 19. White to move. ; Output: Move from c4 to b5. |
1Qbq1r2/2pp1p2/4k3/4P1pp/PbP3n1/Bn2PB1N/3P3P/RN2K2R b KQ - 2 18 | g4e5 | FEN state: 1Qbq1r2/2pp1p2/4k3/4P1pp/PbP3n1/Bn2PB1N/3P3P/RN2K2R b KQ - 2 18 ; Best moveg4e5 | The current state of the chess board is: White queen at b8, black bishop at c8, black queen at d8 and black rook at f8. Black pawn at c7, black pawn at d7 and black pawn at f7. Black king at e6. White pawn at e5, black pawn at g5 and black pawn at h5. White pawn at a4, black bishop at b4, white pawn at c4 and black knight at g4. White bishop at a3, black knight at b3, white pawn at e3, white bishop at f3 and white knight at h3. White pawn at d2 and white pawn at h2. White rook at a1, white knight at b1, white king at e1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 2. Full move number is 18. Black to move. | the output is g4e5 | Input: The current state of the chess board is: White queen at b8, black bishop at c8, black queen at d8 and black rook at f8. Black pawn at c7, black pawn at d7 and black pawn at f7. Black king at e6. White pawn at e5, black pawn at g5 and black pawn at h5. White pawn at a4, black bishop at b4, white pawn at c4 and black knight at g4. White bishop at a3, black knight at b3, white pawn at e3, white bishop at f3 and white knight at h3. White pawn at d2 and white pawn at h2. White rook at a1, white knight at b1, white king at e1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 2. Full move number is 18. Black to move. ; Output: Move from g4 to e5. |
1rbqk1r1/1p1pbp2/2p3p1/p2QP2p/P3B3/N1P1P2N/RP1nK1PP/2B4R w - - 2 19 | d5d2 | FEN state: 1rbqk1r1/1p1pbp2/2p3p1/p2QP2p/P3B3/N1P1P2N/RP1nK1PP/2B4R w - - 2 19 ; Best moved5d2 | 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 g8. Black pawn at b7, black pawn at d7, black bishop at e7 and black pawn at f7. Black pawn at c6 and black pawn at g6. Black pawn at a5, white queen at d5, white pawn at e5 and black pawn at h5. White pawn at a4 and white bishop at e4. White knight at a3, white pawn at c3, white pawn at e3 and white knight at h3. White rook at a2, white pawn at b2, black knight at d2, white king at e2, white pawn at g2 and white pawn at h2. White bishop at c1 and white rook at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 19. White to move. | the output is d5d2 | 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 g8. Black pawn at b7, black pawn at d7, black bishop at e7 and black pawn at f7. Black pawn at c6 and black pawn at g6. Black pawn at a5, white queen at d5, white pawn at e5 and black pawn at h5. White pawn at a4 and white bishop at e4. White knight at a3, white pawn at c3, white pawn at e3 and white knight at h3. White rook at a2, white pawn at b2, black knight at d2, white king at e2, white pawn at g2 and white pawn at h2. White bishop at c1 and white rook at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 19. White to move. ; Output: Move from d5 to d2. |
rn2kb1r/p5p1/1pp1p2n/RP5p/2PP2N1/N6P/1B2PP2/4KB1q w q - 0 22 | a5a4 | FEN state: rn2kb1r/p5p1/1pp1p2n/RP5p/2PP2N1/N6P/1B2PP2/4KB1q w q - 0 22 ; Best movea5a4 | The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7 and black pawn at g7. Black pawn at b6, black pawn at c6, black pawn at e6 and black knight at h6. White rook at a5, white pawn at b5 and black pawn at h5. White pawn at c4, white pawn at d4 and white knight at g4. White knight at a3 and white pawn at h3. White bishop at b2, white pawn at e2 and white pawn at f2. White king at e1, white bishop at f1 and black queen at h1. Black queenside is the only castle move available. Half move number is 0. Full move number is 22. White to move. | the output is a5a4 | 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 and black rook at h8. Black pawn at a7 and black pawn at g7. Black pawn at b6, black pawn at c6, black pawn at e6 and black knight at h6. White rook at a5, white pawn at b5 and black pawn at h5. White pawn at c4, white pawn at d4 and white knight at g4. White knight at a3 and white pawn at h3. White bishop at b2, white pawn at e2 and white pawn at f2. White king at e1, white bishop at f1 and black queen at h1. Black queenside is the only castle move available. Half move number is 0. Full move number is 22. White to move. ; Output: Move from a5 to a4. |
r2k2nr/pp1b2p1/2np3p/2p2pP1/P1P1pP1R/B6R/Q2PP3/1N2KBN1 b - - 2 17 | g8e7 | FEN state: r2k2nr/pp1b2p1/2np3p/2p2pP1/P1P1pP1R/B6R/Q2PP3/1N2KBN1 b - - 2 17 ; Best moveg8e7 | The current state of the chess board is: Black rook at a8, black king at d8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black bishop at d7 and black pawn at g7. Black knight at c6, black pawn at d6 and black pawn at h6. Black pawn at c5, black pawn at f5 and white pawn at g5. White pawn at a4, white pawn at c4, black pawn at e4, white pawn at f4 and white rook at h4. White bishop at a3 and white rook at h3. White queen at a2, white pawn at d2 and white pawn at e2. White knight at b1, white king at e1, white bishop at f1 and white knight at g1. Both players have exhausted their castles. Half move number is 2. Full move number is 17. Black to move. | the output is g8e7 | Input: The current state of the chess board is: Black rook at a8, black king at d8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black bishop at d7 and black pawn at g7. Black knight at c6, black pawn at d6 and black pawn at h6. Black pawn at c5, black pawn at f5 and white pawn at g5. White pawn at a4, white pawn at c4, black pawn at e4, white pawn at f4 and white rook at h4. White bishop at a3 and white rook at h3. White queen at a2, white pawn at d2 and white pawn at e2. White knight at b1, white king at e1, white bishop at f1 and white knight at g1. Both players have exhausted their castles. Half move number is 2. Full move number is 17. Black to move. ; Output: Move from g8 to e7. |
r3kbn1/Q1pp1p1r/q3p3/np4pp/2P5/3PBNP1/PP2PP1P/RN1K1BR1 w q - 1 14 | a7a6 | FEN state: r3kbn1/Q1pp1p1r/q3p3/np4pp/2P5/3PBNP1/PP2PP1P/RN1K1BR1 w q - 1 14 ; Best movea7a6 | The current state of the chess board is: Black rook at a8, black king at e8, black bishop at f8 and black knight at g8. White queen at a7, black pawn at c7, black pawn at d7, black pawn at f7 and black rook at h7. Black queen at a6 and black pawn at e6. Black knight at a5, black pawn at b5, black pawn at g5 and black pawn at h5. White pawn at c4. White pawn at d3, white bishop at e3, white knight at f3 and white pawn at g3. White pawn at a2, white pawn at b2, white pawn at e2, white pawn at f2 and white pawn at h2. White rook at a1, white knight at b1, white king at d1, white bishop at f1 and white rook at g1. Black queenside is the only castle move available. Half move number is 1. Full move number is 14. White to move. | the output is a7a6 | Input: The current state of the chess board is: Black rook at a8, black king at e8, black bishop at f8 and black knight at g8. White queen at a7, black pawn at c7, black pawn at d7, black pawn at f7 and black rook at h7. Black queen at a6 and black pawn at e6. Black knight at a5, black pawn at b5, black pawn at g5 and black pawn at h5. White pawn at c4. White pawn at d3, white bishop at e3, white knight at f3 and white pawn at g3. White pawn at a2, white pawn at b2, white pawn at e2, white pawn at f2 and white pawn at h2. White rook at a1, white knight at b1, white king at d1, white bishop at f1 and white rook at g1. Black queenside is the only castle move available. Half move number is 1. Full move number is 14. White to move. ; Output: Move from a7 to a6. |
2b2bk1/3nr3/p2pN1P1/1pp1P1Q1/5B2/PPPP3r/8/2RNKB1R w K - 0 26 | h1h3 | FEN state: 2b2bk1/3nr3/p2pN1P1/1pp1P1Q1/5B2/PPPP3r/8/2RNKB1R w K - 0 26 ; Best moveh1h3 | The current state of the chess board is: Black bishop at c8, black bishop at f8 and black king at g8. Black knight at d7 and black rook at e7. Black pawn at a6, black pawn at d6, white knight at e6 and white pawn at g6. Black pawn at b5, black pawn at c5, white pawn at e5 and white queen at g5. White bishop at f4. White pawn at a3, white pawn at b3, white pawn at c3, white pawn at d3 and black rook at h3. White rook at c1, white knight 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 0. Full move number is 26. White to move. | the output is h1h3 | Input: The current state of the chess board is: Black bishop at c8, black bishop at f8 and black king at g8. Black knight at d7 and black rook at e7. Black pawn at a6, black pawn at d6, white knight at e6 and white pawn at g6. Black pawn at b5, black pawn at c5, white pawn at e5 and white queen at g5. White bishop at f4. White pawn at a3, white pawn at b3, white pawn at c3, white pawn at d3 and black rook at h3. White rook at c1, white knight 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 0. Full move number is 26. White to move. ; Output: Move from h1 to h3. |
r1b3n1/pp1p1kp1/n3pq2/P4pbr/3p1P1p/1PP1P1P1/1B1P3P/RN1QKB1R w Q - 5 15 | d1h5 | FEN state: r1b3n1/pp1p1kp1/n3pq2/P4pbr/3p1P1p/1PP1P1P1/1B1P3P/RN1QKB1R w Q - 5 15 ; Best moved1h5 | The current state of the chess board is: Black rook at a8, black bishop at c8 and black knight at g8. Black pawn at a7, black pawn at b7, black pawn at d7, black king at f7 and black pawn at g7. Black knight at a6, black pawn at e6 and black queen at f6. White pawn at a5, black pawn at f5, black bishop at g5 and black rook at h5. Black pawn at d4, white pawn at f4 and black pawn at h4. White pawn at b3, white pawn at c3, white pawn at e3 and white pawn at g3. White bishop at b2, white pawn at d2 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 queenside is the only castle move available. Half move number is 5. Full move number is 15. White to move. | the output is d1h5 | Input: The current state of the chess board is: Black rook at a8, black bishop at c8 and black knight at g8. Black pawn at a7, black pawn at b7, black pawn at d7, black king at f7 and black pawn at g7. Black knight at a6, black pawn at e6 and black queen at f6. White pawn at a5, black pawn at f5, black bishop at g5 and black rook at h5. Black pawn at d4, white pawn at f4 and black pawn at h4. White pawn at b3, white pawn at c3, white pawn at e3 and white pawn at g3. White bishop at b2, white pawn at d2 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 queenside is the only castle move available. Half move number is 5. Full move number is 15. White to move. ; Output: Move from d1 to h5. |
rnbk3r/p3bp1p/2pp1QN1/qp3np1/2PP2P1/1P3P1B/P2BP2P/RN1K3R w - - 7 17 | d2a5 | FEN state: rnbk3r/p3bp1p/2pp1QN1/qp3np1/2PP2P1/1P3P1B/P2BP2P/RN1K3R w - - 7 17 ; Best moved2a5 | The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at d8 and black rook at h8. Black pawn at a7, black bishop at e7, black pawn at f7 and black pawn at h7. Black pawn at c6, black pawn at d6, white queen at f6 and white knight at g6. Black queen at a5, black pawn at b5, black knight at f5 and black pawn at g5. White pawn at c4, white pawn at d4 and white pawn at g4. White pawn at b3, white pawn at f3 and white bishop at h3. White pawn at a2, white bishop at d2, white pawn at e2 and white pawn at h2. White rook at a1, white knight at b1, white king at d1 and white rook at h1. Both players have exhausted their castles. Half move number is 7. Full move number is 17. White to move. | the output is d2a5 | 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 and black rook at h8. Black pawn at a7, black bishop at e7, black pawn at f7 and black pawn at h7. Black pawn at c6, black pawn at d6, white queen at f6 and white knight at g6. Black queen at a5, black pawn at b5, black knight at f5 and black pawn at g5. White pawn at c4, white pawn at d4 and white pawn at g4. White pawn at b3, white pawn at f3 and white bishop at h3. White pawn at a2, white bishop at d2, white pawn at e2 and white pawn at h2. White rook at a1, white knight at b1, white king at d1 and white rook at h1. Both players have exhausted their castles. Half move number is 7. Full move number is 17. White to move. ; Output: Move from d2 to a5. |
rnbqk1nr/ppp2p2/3p3b/4p1pp/3P1P1P/N7/PPPKP1P1/R1BQ1BNR w kq - 2 6 | h4g5 | FEN state: rnbqk1nr/ppp2p2/3p3b/4p1pp/3P1P1P/N7/PPPKP1P1/R1BQ1BNR w kq - 2 6 ; Best moveh4g5 | 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 b7, black pawn at c7 and black pawn at f7. Black pawn at d6 and black bishop at h6. Black pawn at e5, black pawn at g5 and black pawn at h5. 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 king at d2, white pawn at e2 and white pawn at g2. White rook at a1, white bishop at c1, white queen at d1, white bishop at f1, 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 6. White to move. | the output is h4g5 | 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 b7, black pawn at c7 and black pawn at f7. Black pawn at d6 and black bishop at h6. Black pawn at e5, black pawn at g5 and black pawn at h5. 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 king at d2, white pawn at e2 and white pawn at g2. White rook at a1, white bishop at c1, white queen at d1, white bishop at f1, 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 6. White to move. ; Output: Move from h4 to g5. |
3nkb1r/6p1/1r2pB2/Pp1p1N1p/5PnP/P2N4/6b1/R2QKBR1 w Qk - 0 26 | g1g2 | FEN state: 3nkb1r/6p1/1r2pB2/Pp1p1N1p/5PnP/P2N4/6b1/R2QKBR1 w Qk - 0 26 ; Best moveg1g2 | The current state of the chess board is: Black knight at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at g7. Black rook at b6, black pawn at e6 and white bishop at f6. White pawn at a5, black pawn at b5, black pawn at d5, white knight at f5 and black pawn at h5. White pawn at f4, black knight at g4 and white pawn at h4. White pawn at a3 and white knight at d3. Black bishop at g2. White rook at a1, white queen at d1, white king at e1, white bishop at f1 and white rook at g1. White queenside and black kingside castles are available. Half move number is 0. Full move number is 26. White to move. | the output is g1g2 | Input: The current state of the chess board is: Black knight at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at g7. Black rook at b6, black pawn at e6 and white bishop at f6. White pawn at a5, black pawn at b5, black pawn at d5, white knight at f5 and black pawn at h5. White pawn at f4, black knight at g4 and white pawn at h4. White pawn at a3 and white knight at d3. Black bishop at g2. White rook at a1, white queen at d1, white king at e1, white bishop at f1 and white rook at g1. White queenside and black kingside castles are available. Half move number is 0. Full move number is 26. White to move. ; Output: Move from g1 to g2. |
r1bq1bB1/p1pkp3/1p1p2pr/5p1p/1n2PPn1/P1N5/1PPP2PP/R1BQK1NR w K - 4 12 | a3b4 | FEN state: r1bq1bB1/p1pkp3/1p1p2pr/5p1p/1n2PPn1/P1N5/1PPP2PP/R1BQK1NR w K - 4 12 ; Best movea3b4 | The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black bishop at f8 and white bishop at g8. Black pawn at a7, black pawn at c7, black king at d7 and black pawn at e7. Black pawn at b6, black pawn at d6, black pawn at g6 and black rook at h6. Black pawn at f5 and black pawn at h5. Black knight at b4, white pawn at e4, white pawn at f4 and black knight at g4. White pawn at a3 and white knight at c3. White pawn at b2, 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 is the only castle move available. Half move number is 4. Full move number is 12. White to move. | the output is a3b4 | Input: The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black bishop at f8 and white bishop at g8. Black pawn at a7, black pawn at c7, black king at d7 and black pawn at e7. Black pawn at b6, black pawn at d6, black pawn at g6 and black rook at h6. Black pawn at f5 and black pawn at h5. Black knight at b4, white pawn at e4, white pawn at f4 and black knight at g4. White pawn at a3 and white knight at c3. White pawn at b2, 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 is the only castle move available. Half move number is 4. Full move number is 12. White to move. ; Output: Move from a3 to b4. |
r2qkbnr/pRp5/5p1p/3pp1p1/6bP/N1P2P2/P1nPPK2/2B1QBNR w kq - 0 12 | a3c2 | FEN state: r2qkbnr/pRp5/5p1p/3pp1p1/6bP/N1P2P2/P1nPPK2/2B1QBNR w kq - 0 12 ; Best movea3c2 | The current state of the chess board is: Black rook at a8, 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 rook at b7 and black pawn at c7. Black pawn at f6 and black pawn at h6. Black pawn at d5, black pawn at e5 and black pawn at g5. Black bishop at g4 and white pawn at h4. White knight at a3, white pawn at c3 and white pawn at f3. White pawn at a2, black knight at c2, white pawn at d2, white pawn at e2 and white king at f2. White bishop at c1, white queen at e1, white bishop 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 a3c2 | Input: The current state of the chess board is: Black rook at a8, 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 rook at b7 and black pawn at c7. Black pawn at f6 and black pawn at h6. Black pawn at d5, black pawn at e5 and black pawn at g5. Black bishop at g4 and white pawn at h4. White knight at a3, white pawn at c3 and white pawn at f3. White pawn at a2, black knight at c2, white pawn at d2, white pawn at e2 and white king at f2. White bishop at c1, white queen at e1, white bishop 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 a3 to c2. |
rn1qkbr1/2p1p1pp/3p1p1n/pp6/2P2P2/P5Pb/RPQPP3/1NB1KBNR b Kq - 0 8 | h3f1 | FEN state: rn1qkbr1/2p1p1pp/3p1p1n/pp6/2P2P2/P5Pb/RPQPP3/1NB1KBNR b Kq - 0 8 ; Best moveh3f1 | 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 g8. Black pawn at c7, black pawn at e7, black pawn at g7 and black pawn at h7. Black pawn at d6, black pawn at f6 and black knight at h6. Black pawn at a5 and black pawn at b5. White pawn at c4 and white pawn at f4. White pawn at a3, white pawn at g3 and black bishop at h3. White rook at a2, white pawn at b2, white queen at c2, 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, white knight at g1 and white rook at h1. White kingside and black queenside castles are available. Half move number is 0. Full move number is 8. Black to move. | the output is h3f1 | 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 g8. Black pawn at c7, black pawn at e7, black pawn at g7 and black pawn at h7. Black pawn at d6, black pawn at f6 and black knight at h6. Black pawn at a5 and black pawn at b5. White pawn at c4 and white pawn at f4. White pawn at a3, white pawn at g3 and black bishop at h3. White rook at a2, white pawn at b2, white queen at c2, 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, white knight at g1 and white rook at h1. White kingside and black queenside castles are available. Half move number is 0. Full move number is 8. Black to move. ; Output: Move from h3 to f1. |
1n2kbnr/2p4p/2b1rp1q/pN1p2p1/PP6/3KP1PN/3P1P1P/R1B2B1R b k - 2 20 | h6g6 | FEN state: 1n2kbnr/2p4p/2b1rp1q/pN1p2p1/PP6/3KP1PN/3P1P1P/R1B2B1R b k - 2 20 ; Best moveh6g6 | 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 c7 and black pawn at h7. Black bishop at c6, black rook at e6, black pawn at f6 and black queen at h6. Black pawn at a5, white knight at b5, black pawn at d5 and black pawn at g5. White pawn at a4 and white pawn at b4. White king at d3, white pawn at e3, white pawn at g3 and white knight at h3. White pawn at d2, white pawn at f2 and white pawn at h2. White rook at a1, white bishop at c1, white bishop at f1 and white rook at h1. Black kingside is the only castle move available. Half move number is 2. Full move number is 20. Black to move. | the output is h6g6 | 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 c7 and black pawn at h7. Black bishop at c6, black rook at e6, black pawn at f6 and black queen at h6. Black pawn at a5, white knight at b5, black pawn at d5 and black pawn at g5. White pawn at a4 and white pawn at b4. White king at d3, white pawn at e3, white pawn at g3 and white knight at h3. White pawn at d2, white pawn at f2 and white pawn at h2. White rook at a1, white bishop at c1, white bishop at f1 and white rook at h1. Black kingside is the only castle move available. Half move number is 2. Full move number is 20. Black to move. ; Output: Move from h6 to g6. |
r1b3nr/p1pnp1k1/pq3p2/8/3bPP2/P5PR/1PPB2P1/RN1K1BN1 w - - 0 20 | g1f3 | FEN state: r1b3nr/p1pnp1k1/pq3p2/8/3bPP2/P5PR/1PPB2P1/RN1K1BN1 w - - 0 20 ; Best moveg1f3 | The current state of the chess board is: Black rook at a8, black bishop at c8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at c7, black knight at d7, black pawn at e7 and black king at g7. Black pawn at a6, black queen at b6 and black pawn at f6. Black bishop at d4, white pawn at e4 and white pawn at f4. White pawn at a3, white pawn at g3 and white rook at h3. White pawn at b2, white pawn at c2, white bishop at d2 and white pawn at g2. White rook at a1, white knight at b1, white king at d1, white bishop at f1 and white knight at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 20. White to move. | the output is g1f3 | Input: The current state of the chess board is: Black rook at a8, black bishop at c8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at c7, black knight at d7, black pawn at e7 and black king at g7. Black pawn at a6, black queen at b6 and black pawn at f6. Black bishop at d4, white pawn at e4 and white pawn at f4. White pawn at a3, white pawn at g3 and white rook at h3. White pawn at b2, white pawn at c2, white bishop at d2 and white pawn at g2. White rook at a1, white knight at b1, white king at d1, white bishop at f1 and white knight at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 20. White to move. ; Output: Move from g1 to f3. |
2b1kbnr/1r2ppp1/p2p3N/qpp4p/2Pn2P1/3PP2P/PP1Q1P2/RNB1KB1R w KQk - 2 13 | d2a5 | FEN state: 2b1kbnr/1r2ppp1/p2p3N/qpp4p/2Pn2P1/3PP2P/PP1Q1P2/RNB1KB1R w KQk - 2 13 ; Best moved2a5 | The current state of the chess board is: Black bishop at c8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black rook at b7, black pawn at e7, black pawn at f7 and black pawn at g7. Black pawn at a6, black pawn at d6 and white knight at h6. Black queen at a5, black pawn at b5, black pawn at c5 and black pawn at h5. White pawn at c4, black knight at d4 and white pawn at g4. White pawn at d3, white pawn at e3 and white pawn at h3. White pawn at a2, white pawn at b2, white queen at d2 and white pawn at f2. White rook at a1, white knight at b1, 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 2. Full move number is 13. White to move. | the output is d2a5 | Input: The current state of the chess board is: Black bishop at c8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black rook at b7, black pawn at e7, black pawn at f7 and black pawn at g7. Black pawn at a6, black pawn at d6 and white knight at h6. Black queen at a5, black pawn at b5, black pawn at c5 and black pawn at h5. White pawn at c4, black knight at d4 and white pawn at g4. White pawn at d3, white pawn at e3 and white pawn at h3. White pawn at a2, white pawn at b2, white queen at d2 and white pawn at f2. White rook at a1, white knight at b1, 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 2. Full move number is 13. White to move. ; Output: Move from d2 to a5. |
r3kb1r/p1p1np2/b3q2B/1P1pp3/QP1P4/1n3pP1/P1NKPPBP/1R5R w kq - 3 15 | b1b3 | FEN state: r3kb1r/p1p1np2/b3q2B/1P1pp3/QP1P4/1n3pP1/P1NKPPBP/1R5R w kq - 3 15 ; Best moveb1b3 | 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 knight at e7 and black pawn at f7. Black bishop at a6, black queen at e6 and white bishop at h6. White pawn at b5, black pawn at d5 and black pawn at e5. White queen at a4, white pawn at b4 and white pawn at d4. Black knight at b3, black pawn at f3 and white pawn at g3. White pawn at a2, white knight at c2, white king at d2, white pawn at e2, white pawn at f2, white bishop at g2 and white pawn at h2. White rook at b1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 3. Full move number is 15. White to move. | the output is b1b3 | 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 knight at e7 and black pawn at f7. Black bishop at a6, black queen at e6 and white bishop at h6. White pawn at b5, black pawn at d5 and black pawn at e5. White queen at a4, white pawn at b4 and white pawn at d4. Black knight at b3, black pawn at f3 and white pawn at g3. White pawn at a2, white knight at c2, white king at d2, white pawn at e2, white pawn at f2, white bishop at g2 and white pawn at h2. White rook at b1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 3. Full move number is 15. White to move. ; Output: Move from b1 to b3. |
rn3bnr/2q1pkpp/1p3p2/p1pp1P2/2QP4/BPP1P1P1/P3N2P/RN2Kb1R b KQ - 0 13 | d5c4 | FEN state: rn3bnr/2q1pkpp/1p3p2/p1pp1P2/2QP4/BPP1P1P1/P3N2P/RN2Kb1R b KQ - 0 13 ; Best moved5c4 | The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at f8, black knight at g8 and black rook at h8. Black queen at c7, black pawn at e7, black king at f7, black pawn at g7 and black pawn at h7. Black pawn at b6 and black pawn at f6. Black pawn at a5, black pawn at c5, black pawn at d5 and white pawn at f5. White queen at c4 and white pawn at d4. White bishop at a3, white pawn at b3, white pawn at c3, white pawn at e3 and white pawn at g3. White pawn at a2, white knight at e2 and white pawn at h2. White rook at a1, white knight at b1, white king at e1, black 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 13. Black to move. | the output is d5c4 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at f8, black knight at g8 and black rook at h8. Black queen at c7, black pawn at e7, black king at f7, black pawn at g7 and black pawn at h7. Black pawn at b6 and black pawn at f6. Black pawn at a5, black pawn at c5, black pawn at d5 and white pawn at f5. White queen at c4 and white pawn at d4. White bishop at a3, white pawn at b3, white pawn at c3, white pawn at e3 and white pawn at g3. White pawn at a2, white knight at e2 and white pawn at h2. White rook at a1, white knight at b1, white king at e1, black 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 13. Black to move. ; Output: Move from d5 to c4. |
r1bqkb2/ppp1pp2/n4n1r/3p2pp/5P2/1PPP3N/P3P1PP/RNBQKB1R b Qq - 1 9 | g5f4 | FEN state: r1bqkb2/ppp1pp2/n4n1r/3p2pp/5P2/1PPP3N/P3P1PP/RNBQKB1R b Qq - 1 9 ; Best moveg5f4 | 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 bishop at f8. Black pawn at a7, black pawn at b7, black pawn at c7, black pawn at e7 and black pawn at f7. Black knight at a6, black knight at f6 and black rook at h6. Black pawn at d5, black pawn at g5 and black pawn at h5. White pawn at f4. White pawn at b3, white pawn at c3, white pawn at d3 and white knight at h3. White pawn at a2, white pawn at e2, 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 king at e1, white bishop at f1 and white rook at h1. White queenside and black queenside castles are available. Half move number is 1. Full move number is 9. Black to move. | the output is g5f4 | 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 bishop at f8. Black pawn at a7, black pawn at b7, black pawn at c7, black pawn at e7 and black pawn at f7. Black knight at a6, black knight at f6 and black rook at h6. Black pawn at d5, black pawn at g5 and black pawn at h5. White pawn at f4. White pawn at b3, white pawn at c3, white pawn at d3 and white knight at h3. White pawn at a2, white pawn at e2, 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 king at e1, white bishop at f1 and white rook at h1. White queenside and black queenside castles are available. Half move number is 1. Full move number is 9. Black to move. ; Output: Move from g5 to f4. |
r1bqk1nr/N1ppp3/1pn5/5ppp/7N/PP4PP/1bPPPP2/1RBQKB1R b Kkq - 4 10 | b2c1 | FEN state: r1bqk1nr/N1ppp3/1pn5/5ppp/7N/PP4PP/1bPPPP2/1RBQKB1R b Kkq - 4 10 ; Best moveb2c1 | 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. White knight at a7, black pawn at c7, black pawn at d7 and black pawn at e7. Black pawn at b6 and black knight at c6. Black pawn at f5, black pawn at g5 and black pawn at h5. White knight at h4. White pawn at a3, white pawn at b3, white pawn at g3 and white pawn at h3. Black bishop at b2, white pawn at c2, white pawn at d2, white pawn at e2 and white pawn at f2. White rook 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, black kingside and black queenside castles are available. Half move number is 4. Full move number is 10. Black to move. | the output is b2c1 | 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. White knight at a7, black pawn at c7, black pawn at d7 and black pawn at e7. Black pawn at b6 and black knight at c6. Black pawn at f5, black pawn at g5 and black pawn at h5. White knight at h4. White pawn at a3, white pawn at b3, white pawn at g3 and white pawn at h3. Black bishop at b2, white pawn at c2, white pawn at d2, white pawn at e2 and white pawn at f2. White rook 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, black kingside and black queenside castles are available. Half move number is 4. Full move number is 10. Black to move. ; Output: Move from b2 to c1. |
rn3b1r/3kq2p/3pp2N/1Pp1P1p1/pPP2PP1/N7/R1bP2RP/2BQK2B b - b3 0 22 | c2d1 | FEN state: rn3b1r/3kq2p/3pp2N/1Pp1P1p1/pPP2PP1/N7/R1bP2RP/2BQK2B b - b3 0 22 ; Best movec2d1 | 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 king at d7, black queen at e7 and black pawn at h7. Black pawn at d6, black pawn at e6 and white knight at h6. White pawn at b5, black pawn at c5, white pawn at e5 and black pawn at g5. Black pawn at a4, white pawn at b4, white pawn at c4, white pawn at f4 and white pawn at g4. White knight at a3. White rook at a2, black bishop at c2, white pawn at d2, white rook at g2 and white pawn at h2. White bishop at c1, white queen at d1, white king at e1 and white bishop at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 22. En Passant Target Square: b3. Black to move. | the output is c2d1 | 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 king at d7, black queen at e7 and black pawn at h7. Black pawn at d6, black pawn at e6 and white knight at h6. White pawn at b5, black pawn at c5, white pawn at e5 and black pawn at g5. Black pawn at a4, white pawn at b4, white pawn at c4, white pawn at f4 and white pawn at g4. White knight at a3. White rook at a2, black bishop at c2, white pawn at d2, white rook at g2 and white pawn at h2. White bishop at c1, white queen at d1, white king at e1 and white bishop at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 22. En Passant Target Square: b3. Black to move. ; Output: Move from c2 to d1. |
rnbk2nr/pppp1p2/3b2N1/4p2p/2P3P1/qP2P3/P2P1P1P/RNBQKBR1 b Q - 0 10 | a3c1 | FEN state: rnbk2nr/pppp1p2/3b2N1/4p2p/2P3P1/qP2P3/P2P1P1P/RNBQKBR1 b Q - 0 10 ; Best movea3c1 | 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 knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at c7, black pawn at d7 and black pawn at f7. Black bishop at d6 and white knight at g6. Black pawn at e5 and black pawn at h5. White pawn at c4 and white pawn at g4. Black queen at a3, white pawn at b3 and white pawn at e3. White pawn at a2, white pawn at d2, 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 g1. White queenside is the only castle move available. Half move number is 0. Full move number is 10. Black to move. | the output is a3c1 | 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 knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at c7, black pawn at d7 and black pawn at f7. Black bishop at d6 and white knight at g6. Black pawn at e5 and black pawn at h5. White pawn at c4 and white pawn at g4. Black queen at a3, white pawn at b3 and white pawn at e3. White pawn at a2, white pawn at d2, 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 g1. White queenside is the only castle move available. Half move number is 0. Full move number is 10. Black to move. ; Output: Move from a3 to c1. |
r1bk1b1r/n2pnppp/ppp5/4q1N1/3QP2P/1BP5/PP3PP1/RN2K2R w KQ - 1 16 | d4b6 | FEN state: r1bk1b1r/n2pnppp/ppp5/4q1N1/3QP2P/1BP5/PP3PP1/RN2K2R w KQ - 1 16 ; Best moved4b6 | The current state of the chess board is: Black rook at a8, black bishop at c8, black king at d8, black bishop at f8 and black rook at h8. Black knight at a7, black pawn at d7, black knight at e7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at a6, black pawn at b6 and black pawn at c6. Black queen at e5 and white knight at g5. White queen at d4, white pawn at e4 and white pawn at h4. White bishop at b3 and white pawn at c3. White pawn at a2, white pawn at b2, white pawn at f2 and white pawn at g2. White rook at a1, white knight at b1, 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 16. White to move. | the output is d4b6 | Input: The current state of the chess board is: Black rook at a8, black bishop at c8, black king at d8, black bishop at f8 and black rook at h8. Black knight at a7, black pawn at d7, black knight at e7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at a6, black pawn at b6 and black pawn at c6. Black queen at e5 and white knight at g5. White queen at d4, white pawn at e4 and white pawn at h4. White bishop at b3 and white pawn at c3. White pawn at a2, white pawn at b2, white pawn at f2 and white pawn at g2. White rook at a1, white knight at b1, 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 16. White to move. ; Output: Move from d4 to b6. |
r2q1r2/1p1n1k1p/2p2p2/3bpn1P/pbP4R/B3PPN1/P2P1KP1/3R2N1 w - - 4 22 | g3f5 | FEN state: r2q1r2/1p1n1k1p/2p2p2/3bpn1P/pbP4R/B3PPN1/P2P1KP1/3R2N1 w - - 4 22 ; Best moveg3f5 | The current state of the chess board is: Black rook at a8, black queen at d8 and black rook at f8. Black pawn at b7, black knight at d7, black king at f7 and black pawn at h7. Black pawn at c6 and black pawn at f6. Black bishop at d5, black pawn at e5, black knight at f5 and white pawn at h5. Black pawn at a4, black bishop at b4, white pawn at c4 and white rook at h4. White bishop at a3, white pawn at e3, white pawn at f3 and white knight at g3. White pawn at a2, white pawn at d2, white king at f2 and white pawn at g2. White rook at d1 and white knight at g1. Both players have exhausted their castles. Half move number is 4. Full move number is 22. White to move. | the output is g3f5 | Input: The current state of the chess board is: Black rook at a8, black queen at d8 and black rook at f8. Black pawn at b7, black knight at d7, black king at f7 and black pawn at h7. Black pawn at c6 and black pawn at f6. Black bishop at d5, black pawn at e5, black knight at f5 and white pawn at h5. Black pawn at a4, black bishop at b4, white pawn at c4 and white rook at h4. White bishop at a3, white pawn at e3, white pawn at f3 and white knight at g3. White pawn at a2, white pawn at d2, white king at f2 and white pawn at g2. White rook at d1 and white knight at g1. Both players have exhausted their castles. Half move number is 4. Full move number is 22. White to move. ; Output: Move from g3 to f5. |
rn2k3/2pp4/1p4p1/p1B1p3/Q4p1r/1q3BPP/PP2PP2/R4KNR w q - 4 25 | a4b3 | FEN state: rn2k3/2pp4/1p4p1/p1B1p3/Q4p1r/1q3BPP/PP2PP2/R4KNR w q - 4 25 ; Best movea4b3 | The current state of the chess board is: Black rook at a8, black knight at b8 and black king at e8. Black pawn at c7 and black pawn at d7. Black pawn at b6 and black pawn at g6. Black pawn at a5, white bishop at c5 and black pawn at e5. White queen at a4, black pawn at f4 and black rook at h4. Black queen at b3, white bishop at f3, white pawn at g3 and white pawn at h3. White pawn at a2, white pawn at b2, white pawn at e2 and white pawn at f2. White rook at a1, white king at f1, white knight at g1 and white rook at h1. Black queenside is the only castle move available. Half move number is 4. Full move number is 25. White to move. | the output is a4b3 | Input: The current state of the chess board is: Black rook at a8, black knight at b8 and black king at e8. Black pawn at c7 and black pawn at d7. Black pawn at b6 and black pawn at g6. Black pawn at a5, white bishop at c5 and black pawn at e5. White queen at a4, black pawn at f4 and black rook at h4. Black queen at b3, white bishop at f3, white pawn at g3 and white pawn at h3. White pawn at a2, white pawn at b2, white pawn at e2 and white pawn at f2. White rook at a1, white king at f1, white knight at g1 and white rook at h1. Black queenside is the only castle move available. Half move number is 4. Full move number is 25. White to move. ; Output: Move from a4 to b3. |
rnb2bnr/3qpkp1/ppp5/3pP2p/5PpP/P2B3N/RPPP4/1NBQK1R1 b - - 1 11 | g7g6 | FEN state: rnb2bnr/3qpkp1/ppp5/3pP2p/5PpP/P2B3N/RPPP4/1NBQK1R1 b - - 1 11 ; Best moveg7g6 | The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black bishop at f8, black knight at g8 and black rook at h8. Black queen at d7, black pawn at e7, black king at f7 and black pawn at g7. Black pawn at a6, black pawn at b6 and black pawn at c6. Black pawn at d5, white pawn at e5 and black pawn at h5. White pawn at f4, black pawn at g4 and white pawn at h4. White pawn at a3, white bishop at d3 and white knight at h3. White rook at a2, white pawn at b2, white pawn at c2 and white pawn at d2. White knight at b1, white bishop at c1, white queen at d1, white king at e1 and white rook at g1. Both players have exhausted their castles. Half move number is 1. Full move number is 11. Black to move. | the output is g7g6 | Input: The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black bishop at f8, black knight at g8 and black rook at h8. Black queen at d7, black pawn at e7, black king at f7 and black pawn at g7. Black pawn at a6, black pawn at b6 and black pawn at c6. Black pawn at d5, white pawn at e5 and black pawn at h5. White pawn at f4, black pawn at g4 and white pawn at h4. White pawn at a3, white bishop at d3 and white knight at h3. White rook at a2, white pawn at b2, white pawn at c2 and white pawn at d2. White knight at b1, white bishop at c1, white queen at d1, white king at e1 and white rook at g1. Both players have exhausted their castles. Half move number is 1. Full move number is 11. Black to move. ; Output: Move from g7 to g6. |
1r1k3r/2p1pq1p/ppQp3n/1B1P2p1/1P4P1/4PP2/P2P1K1P/RNB2b2 b - - 0 23 | f1b5 | FEN state: 1r1k3r/2p1pq1p/ppQp3n/1B1P2p1/1P4P1/4PP2/P2P1K1P/RNB2b2 b - - 0 23 ; Best movef1b5 | The current state of the chess board is: Black rook at b8, black king at d8 and black rook at h8. Black pawn at c7, black pawn at e7, black queen at f7 and black pawn at h7. Black pawn at a6, black pawn at b6, white queen at c6, black pawn at d6 and black knight at h6. White bishop at b5, white pawn at d5 and black pawn at g5. White pawn at b4 and white pawn at g4. White pawn at e3 and white pawn at f3. White pawn at a2, white pawn at d2, white king at f2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1 and black bishop at f1. Both players have exhausted their castles. Half move number is 0. Full move number is 23. Black to move. | the output is f1b5 | Input: The current state of the chess board is: Black rook at b8, black king at d8 and black rook at h8. Black pawn at c7, black pawn at e7, black queen at f7 and black pawn at h7. Black pawn at a6, black pawn at b6, white queen at c6, black pawn at d6 and black knight at h6. White bishop at b5, white pawn at d5 and black pawn at g5. White pawn at b4 and white pawn at g4. White pawn at e3 and white pawn at f3. White pawn at a2, white pawn at d2, white king at f2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1 and black bishop at f1. Both players have exhausted their castles. Half move number is 0. Full move number is 23. Black to move. ; Output: Move from f1 to b5. |
r1bqkbnr/1p1ppp2/p1n3Np/2p5/3P4/8/PPPQPPPP/RNB1KB1R w KQkq - 0 6 | g6h8 | FEN state: r1bqkbnr/1p1ppp2/p1n3Np/2p5/3P4/8/PPPQPPPP/RNB1KB1R w KQkq - 0 6 ; Best moveg6h8 | 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 d7, black pawn at e7 and black pawn at f7. Black pawn at a6, black knight at c6, white knight at g6 and black pawn at h6. Black pawn at c5. White pawn at d4. White pawn at a2, white pawn at b2, white pawn at c2, white queen at d2, 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 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 g6h8 | 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 d7, black pawn at e7 and black pawn at f7. Black pawn at a6, black knight at c6, white knight at g6 and black pawn at h6. Black pawn at c5. White pawn at d4. White pawn at a2, white pawn at b2, white pawn at c2, white queen at d2, 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 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 g6 to h8. |
r1b5/1pkp1p1r/3b1P2/2pPp2p/2PP4/P1N4p/R1Q3PR/n1BK1B2 w - - 0 22 | c2h7 | FEN state: r1b5/1pkp1p1r/3b1P2/2pPp2p/2PP4/P1N4p/R1Q3PR/n1BK1B2 w - - 0 22 ; Best movec2h7 | The current state of the chess board is: Black rook at a8 and black bishop at c8. Black pawn at b7, black king at c7, black pawn at d7, black pawn at f7 and black rook at h7. Black bishop at d6 and white pawn at f6. Black pawn at c5, white pawn at d5, black pawn at e5 and black pawn at h5. White pawn at c4 and white pawn at d4. White pawn at a3, white knight at c3 and black pawn at h3. White rook at a2, white queen at c2, white pawn at g2 and white rook at h2. Black knight at a1, white bishop at c1, white king at d1 and white bishop at f1. Both players have exhausted their castles. Half move number is 0. Full move number is 22. White to move. | the output is c2h7 | Input: The current state of the chess board is: Black rook at a8 and black bishop at c8. Black pawn at b7, black king at c7, black pawn at d7, black pawn at f7 and black rook at h7. Black bishop at d6 and white pawn at f6. Black pawn at c5, white pawn at d5, black pawn at e5 and black pawn at h5. White pawn at c4 and white pawn at d4. White pawn at a3, white knight at c3 and black pawn at h3. White rook at a2, white queen at c2, white pawn at g2 and white rook at h2. Black knight at a1, white bishop at c1, white king at d1 and white bishop at f1. Both players have exhausted their castles. Half move number is 0. Full move number is 22. White to move. ; Output: Move from c2 to h7. |
1r1qkb1r/3bp1p1/1n1p3n/ppp1P3/P5P1/2P4B/1P1P1P1P/RNB2KNR b k - 0 12 | b5a4 | FEN state: 1r1qkb1r/3bp1p1/1n1p3n/ppp1P3/P5P1/2P4B/1P1P1P1P/RNB2KNR b k - 0 12 ; Best moveb5a4 | 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 bishop at d7, black pawn at e7 and black pawn at g7. Black knight at b6, black pawn at d6 and black knight at h6. Black pawn at a5, black pawn at b5, black pawn at c5 and white pawn at e5. White pawn at a4 and white pawn at g4. White pawn at c3 and white bishop at h3. White pawn at b2, white pawn at d2, white pawn at f2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, 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 12. Black to move. | the output is b5a4 | 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 bishop at d7, black pawn at e7 and black pawn at g7. Black knight at b6, black pawn at d6 and black knight at h6. Black pawn at a5, black pawn at b5, black pawn at c5 and white pawn at e5. White pawn at a4 and white pawn at g4. White pawn at c3 and white bishop at h3. White pawn at b2, white pawn at d2, white pawn at f2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, 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 12. Black to move. ; Output: Move from b5 to a4. |
2b1kb2/1p1p3r/3p1n1p/r1pP1B1q/p3PP2/4KQ2/n1P4P/R5NR w - - 5 26 | f3h5 | FEN state: 2b1kb2/1p1p3r/3p1n1p/r1pP1B1q/p3PP2/4KQ2/n1P4P/R5NR w - - 5 26 ; Best movef3h5 | The current state of the chess board is: Black bishop at c8, black king at e8 and black bishop at f8. Black pawn at b7, black pawn at d7 and black rook at h7. Black pawn at d6, black knight at f6 and black pawn at h6. Black rook at a5, black pawn at c5, white pawn at d5, white bishop at f5 and black queen at h5. Black pawn at a4, white pawn at e4 and white pawn at f4. White king at e3 and white queen at f3. Black knight at a2, white pawn at c2 and white pawn at h2. White rook at a1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 5. Full move number is 26. White to move. | the output is f3h5 | Input: The current state of the chess board is: Black bishop at c8, black king at e8 and black bishop at f8. Black pawn at b7, black pawn at d7 and black rook at h7. Black pawn at d6, black knight at f6 and black pawn at h6. Black rook at a5, black pawn at c5, white pawn at d5, white bishop at f5 and black queen at h5. Black pawn at a4, white pawn at e4 and white pawn at f4. White king at e3 and white queen at f3. Black knight at a2, white pawn at c2 and white pawn at h2. White rook at a1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 5. Full move number is 26. White to move. ; Output: Move from f3 to h5. |
rnbqkb1r/1ppppnp1/8/5p1p/p1PPQ3/P1K2NP1/1P2PP1P/RNB2B1R b kq - 1 9 | f5e4 | FEN state: rnbqkb1r/1ppppnp1/8/5p1p/p1PPQ3/P1K2NP1/1P2PP1P/RNB2B1R b kq - 1 9 ; Best movef5e4 | 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 b7, black pawn at c7, black pawn at d7, black pawn at e7, black knight at f7 and black pawn at g7. Black pawn at f5 and black pawn at h5. Black pawn at a4, white pawn at c4, white pawn at d4 and white queen at e4. White pawn at a3, white king at c3, white knight at f3 and white pawn at g3. White pawn at b2, 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 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 9. Black to move. | the output is f5e4 | 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 b7, black pawn at c7, black pawn at d7, black pawn at e7, black knight at f7 and black pawn at g7. Black pawn at f5 and black pawn at h5. Black pawn at a4, white pawn at c4, white pawn at d4 and white queen at e4. White pawn at a3, white king at c3, white knight at f3 and white pawn at g3. White pawn at b2, 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 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 9. Black to move. ; Output: Move from f5 to e4. |
rnbk2nr/1pp3p1/3ppb1p/p2N1p2/P4PPP/3P2Q1/RPP1K3/2B2BNR b - - 4 21 | e6d5 | FEN state: rnbk2nr/1pp3p1/3ppb1p/p2N1p2/P4PPP/3P2Q1/RPP1K3/2B2BNR b - - 4 21 ; Best movee6d5 | 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 knight at g8 and black rook at h8. Black pawn at b7, black pawn at c7 and black pawn at g7. Black pawn at d6, black pawn at e6, black bishop at f6 and black pawn at h6. Black pawn at a5, white knight at d5 and black pawn at f5. White pawn at a4, white pawn at f4, white pawn at g4 and white pawn at h4. White pawn at d3 and white queen at g3. White rook at a2, white pawn at b2, white pawn at c2 and white king at e2. White bishop at c1, white bishop at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 4. Full move number is 21. Black to move. | the output is e6d5 | 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 knight at g8 and black rook at h8. Black pawn at b7, black pawn at c7 and black pawn at g7. Black pawn at d6, black pawn at e6, black bishop at f6 and black pawn at h6. Black pawn at a5, white knight at d5 and black pawn at f5. White pawn at a4, white pawn at f4, white pawn at g4 and white pawn at h4. White pawn at d3 and white queen at g3. White rook at a2, white pawn at b2, white pawn at c2 and white king at e2. White bishop at c1, white bishop at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 4. Full move number is 21. Black to move. ; Output: Move from e6 to d5. |
rn2kbnr/qp3p1p/4p3/2pp4/2QPPP2/B1P3pb/P5PP/RN2KBNR w KQkq - 0 11 | c4b5 | FEN state: rn2kbnr/qp3p1p/4p3/2pp4/2QPPP2/B1P3pb/P5PP/RN2KBNR w KQkq - 0 11 ; Best movec4b5 | 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 queen at a7, black pawn at b7, black pawn at f7 and black pawn at h7. Black pawn at e6. Black pawn at c5 and black pawn at d5. White queen at c4, white pawn at d4, white pawn at e4 and white pawn at f4. White bishop at a3, white pawn at c3, black pawn at g3 and black bishop at h3. White pawn at a2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, 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 11. White to move. | the output is c4b5 | 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 queen at a7, black pawn at b7, black pawn at f7 and black pawn at h7. Black pawn at e6. Black pawn at c5 and black pawn at d5. White queen at c4, white pawn at d4, white pawn at e4 and white pawn at f4. White bishop at a3, white pawn at c3, black pawn at g3 and black bishop at h3. White pawn at a2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, 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 11. White to move. ; Output: Move from c4 to b5. |
2bqn2r/1rp1ppk1/n7/pp1P4/PB1P1P1p/1P1P1K2/3N1pPP/R2Q1B1R w - - 3 24 | b4c3 | FEN state: 2bqn2r/1rp1ppk1/n7/pp1P4/PB1P1P1p/1P1P1K2/3N1pPP/R2Q1B1R w - - 3 24 ; Best moveb4c3 | The current state of the chess board is: Black bishop at c8, black queen at d8, black knight at e8 and black rook at h8. Black rook at b7, black pawn at c7, black pawn at e7, black pawn at f7 and black king at g7. Black knight at a6. Black pawn at a5, black pawn at b5 and white pawn at d5. White pawn at a4, white bishop at b4, white pawn at d4, white pawn at f4 and black pawn at h4. White pawn at b3, white pawn at d3 and white king at f3. White knight at d2, black pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white queen at d1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 3. Full move number is 24. White to move. | the output is b4c3 | Input: The current state of the chess board is: Black bishop at c8, black queen at d8, black knight at e8 and black rook at h8. Black rook at b7, black pawn at c7, black pawn at e7, black pawn at f7 and black king at g7. Black knight at a6. Black pawn at a5, black pawn at b5 and white pawn at d5. White pawn at a4, white bishop at b4, white pawn at d4, white pawn at f4 and black pawn at h4. White pawn at b3, white pawn at d3 and white king at f3. White knight at d2, black pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white queen at d1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 3. Full move number is 24. White to move. ; Output: Move from b4 to c3. |
2r2k2/p2pnp1r/b5p1/P1P4p/1p2p1P1/2P1B3/P3KP1P/RNQ2BNq w - - 0 21 | e2d2 | FEN state: 2r2k2/p2pnp1r/b5p1/P1P4p/1p2p1P1/2P1B3/P3KP1P/RNQ2BNq w - - 0 21 ; Best movee2d2 | The current state of the chess board is: Black rook at c8 and black king at f8. Black pawn at a7, black pawn at d7, black knight at e7, black pawn at f7 and black rook at h7. Black bishop at a6 and black pawn at g6. White pawn at a5, white pawn at c5 and black pawn at h5. Black pawn at b4, black pawn at e4 and white pawn at g4. White pawn at c3 and white bishop at e3. White pawn at a2, white king at e2, white pawn at f2 and white pawn at h2. White rook at a1, white knight at b1, white queen at c1, white bishop at f1, white knight at g1 and black queen at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 21. White to move. | the output is e2d2 | Input: The current state of the chess board is: Black rook at c8 and black king at f8. Black pawn at a7, black pawn at d7, black knight at e7, black pawn at f7 and black rook at h7. Black bishop at a6 and black pawn at g6. White pawn at a5, white pawn at c5 and black pawn at h5. Black pawn at b4, black pawn at e4 and white pawn at g4. White pawn at c3 and white bishop at e3. White pawn at a2, white king at e2, white pawn at f2 and white pawn at h2. White rook at a1, white knight at b1, white queen at c1, white bishop at f1, white knight at g1 and black queen at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 21. White to move. ; Output: Move from e2 to d2. |
7r/rpp5/nN3n1k/pQ2pb1p/P1P2ppP/1P1P2PB/3BPP2/R3K1NR w - - 5 25 | b5e5 | FEN state: 7r/rpp5/nN3n1k/pQ2pb1p/P1P2ppP/1P1P2PB/3BPP2/R3K1NR w - - 5 25 ; Best moveb5e5 | The current state of the chess board is: Black rook at h8. Black rook at a7, black pawn at b7 and black pawn at c7. Black knight at a6, white knight at b6, black knight at f6 and black king at h6. Black pawn at a5, white queen at b5, black pawn at e5, black bishop at f5 and black pawn at h5. White pawn at a4, white pawn at c4, black pawn at f4, black pawn at g4 and white pawn at h4. White pawn at b3, white pawn at d3, white pawn at g3 and white bishop at h3. White bishop at d2, white pawn at e2 and white pawn at f2. White rook at a1, white king at e1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 5. Full move number is 25. White to move. | the output is b5e5 | Input: The current state of the chess board is: Black rook at h8. Black rook at a7, black pawn at b7 and black pawn at c7. Black knight at a6, white knight at b6, black knight at f6 and black king at h6. Black pawn at a5, white queen at b5, black pawn at e5, black bishop at f5 and black pawn at h5. White pawn at a4, white pawn at c4, black pawn at f4, black pawn at g4 and white pawn at h4. White pawn at b3, white pawn at d3, white pawn at g3 and white bishop at h3. White bishop at d2, white pawn at e2 and white pawn at f2. White rook at a1, white king at e1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 5. Full move number is 25. White to move. ; Output: Move from b5 to e5. |
1n1k4/rb1pb2r/1q3ppn/1pp2B1p/P1PpP3/2Q3P1/4NP1P/RN2K2R w KQ - 0 19 | c3c1 | FEN state: 1n1k4/rb1pb2r/1q3ppn/1pp2B1p/P1PpP3/2Q3P1/4NP1P/RN2K2R w KQ - 0 19 ; Best movec3c1 | The current state of the chess board is: Black knight at b8 and black king at d8. Black rook at a7, black bishop at b7, black pawn at d7, black bishop at e7 and black rook at h7. Black queen at b6, black pawn at f6, black pawn at g6 and black knight at h6. Black pawn at b5, black pawn at c5, white bishop at f5 and black pawn at h5. White pawn at a4, white pawn at c4, black pawn at d4 and white pawn at e4. White queen at c3 and white pawn at g3. White knight at e2, white pawn at f2 and white pawn at h2. White rook at a1, white knight at b1, white king at e1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 0. Full move number is 19. White to move. | the output is c3c1 | Input: The current state of the chess board is: Black knight at b8 and black king at d8. Black rook at a7, black bishop at b7, black pawn at d7, black bishop at e7 and black rook at h7. Black queen at b6, black pawn at f6, black pawn at g6 and black knight at h6. Black pawn at b5, black pawn at c5, white bishop at f5 and black pawn at h5. White pawn at a4, white pawn at c4, black pawn at d4 and white pawn at e4. White queen at c3 and white pawn at g3. White knight at e2, white pawn at f2 and white pawn at h2. White rook at a1, white knight at b1, white king at e1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 0. Full move number is 19. White to move. ; Output: Move from c3 to c1. |
rnbqk1nr/1ppp1p1p/8/2b1p3/pP4p1/5PPP/PBPPP2R/RNQ1KBN1 b Qkq - 3 9 | c5g1 | FEN state: rnbqk1nr/1ppp1p1p/8/2b1p3/pP4p1/5PPP/PBPPP2R/RNQ1KBN1 b Qkq - 3 9 ; Best movec5g1 | 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, black pawn at c7, black pawn at d7, black pawn at f7 and black pawn at h7. Black bishop at c5 and black pawn at e5. Black pawn at a4, white pawn at b4 and black pawn at g4. White pawn at f3, white pawn at g3 and white pawn at h3. White pawn at a2, white bishop at b2, white pawn at c2, white pawn at d2, white pawn at e2 and white rook at h2. White rook at a1, white knight at b1, white queen at c1, white king at e1, white bishop at f1 and white knight at g1. White queenside, black kingside and black queenside castles are available. Half move number is 3. Full move number is 9. Black to move. | the output is c5g1 | 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, black pawn at c7, black pawn at d7, black pawn at f7 and black pawn at h7. Black bishop at c5 and black pawn at e5. Black pawn at a4, white pawn at b4 and black pawn at g4. White pawn at f3, white pawn at g3 and white pawn at h3. White pawn at a2, white bishop at b2, white pawn at c2, white pawn at d2, white pawn at e2 and white rook at h2. White rook at a1, white knight at b1, white queen at c1, white king at e1, white bishop at f1 and white knight at g1. White queenside, black kingside and black queenside castles are available. Half move number is 3. Full move number is 9. Black to move. ; Output: Move from c5 to g1. |
rnbq3r/pp1p1kpp/2p2p2/4p3/1b1n4/P1P5/2Q1PPPP/RNBK1BNR w - - 0 9 | c3d4 | FEN state: rnbq3r/pp1p1kpp/2p2p2/4p3/1b1n4/P1P5/2Q1PPPP/RNBK1BNR w - - 0 9 ; Best movec3d4 | The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at d7, black king at f7, black pawn at g7 and black pawn at h7. Black pawn at c6 and black pawn at f6. Black pawn at e5. Black bishop at b4 and black knight at d4. White pawn at a3 and white pawn at c3. White queen 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 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 0. Full move number is 9. White to move. | the output is c3d4 | 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 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at d7, black king at f7, black pawn at g7 and black pawn at h7. Black pawn at c6 and black pawn at f6. Black pawn at e5. Black bishop at b4 and black knight at d4. White pawn at a3 and white pawn at c3. White queen 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 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 0. Full move number is 9. White to move. ; Output: Move from c3 to d4. |
r1bq1k2/N1pp2p1/4p2r/PR3p2/5Pnp/3QP3/1PP1P2P/2B1KBNR w K - 3 18 | a7c8 | FEN state: r1bq1k2/N1pp2p1/4p2r/PR3p2/5Pnp/3QP3/1PP1P2P/2B1KBNR w K - 3 18 ; Best movea7c8 | The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8 and black king at f8. White knight at a7, black pawn at c7, black pawn at d7 and black pawn at g7. Black pawn at e6 and black rook at h6. White pawn at a5, white rook at b5 and black pawn at f5. White pawn at f4, black knight at g4 and black pawn at h4. White queen at d3 and white pawn at e3. White pawn at b2, white pawn at c2, white pawn at e2 and white pawn at h2. 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 3. Full move number is 18. White to move. | the output is a7c8 | Input: The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8 and black king at f8. White knight at a7, black pawn at c7, black pawn at d7 and black pawn at g7. Black pawn at e6 and black rook at h6. White pawn at a5, white rook at b5 and black pawn at f5. White pawn at f4, black knight at g4 and black pawn at h4. White queen at d3 and white pawn at e3. White pawn at b2, white pawn at c2, white pawn at e2 and white pawn at h2. 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 3. Full move number is 18. White to move. ; Output: Move from a7 to c8. |
r1k3nr/pp2bppp/2p1b2q/3Pp3/3PP2P/Pn2B2N/1P1QBPPR/RN2K3 w Q - 7 14 | e3h6 | FEN state: r1k3nr/pp2bppp/2p1b2q/3Pp3/3PP2P/Pn2B2N/1P1QBPPR/RN2K3 w Q - 7 14 ; Best movee3h6 | The current state of the chess board is: Black rook at a8, black king at c8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black bishop at e7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at c6, black bishop at e6 and black queen at h6. White pawn at d5 and black pawn at e5. White pawn at d4, white pawn at e4 and white pawn at h4. White pawn at a3, black knight at b3, white bishop at e3 and white knight at h3. White pawn at b2, white queen at d2, white bishop at e2, white pawn at f2, white pawn at g2 and white rook at h2. White rook at a1, white knight at b1 and white king at e1. White queenside is the only castle move available. Half move number is 7. Full move number is 14. White to move. | the output is e3h6 | Input: The current state of the chess board is: Black rook at a8, black king at c8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black bishop at e7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at c6, black bishop at e6 and black queen at h6. White pawn at d5 and black pawn at e5. White pawn at d4, white pawn at e4 and white pawn at h4. White pawn at a3, black knight at b3, white bishop at e3 and white knight at h3. White pawn at b2, white queen at d2, white bishop at e2, white pawn at f2, white pawn at g2 and white rook at h2. White rook at a1, white knight at b1 and white king at e1. White queenside is the only castle move available. Half move number is 7. Full move number is 14. White to move. ; Output: Move from e3 to h6. |
3kbR2/3r4/5n2/p3pppr/1nppP3/1PB3PN/P1P3P1/RN1K1B2 w - - 0 25 | c3b4 | FEN state: 3kbR2/3r4/5n2/p3pppr/1nppP3/1PB3PN/P1P3P1/RN1K1B2 w - - 0 25 ; Best movec3b4 | The current state of the chess board is: Black king at d8, black bishop at e8 and white rook at f8. Black rook at d7. Black knight at f6. Black pawn at a5, black pawn at e5, black pawn at f5, black pawn at g5 and black rook at h5. Black knight at b4, black pawn at c4, black pawn at d4 and white pawn at e4. White pawn at b3, white bishop at c3, white pawn at g3 and white knight at h3. White pawn at a2, white pawn at c2 and white pawn at g2. White rook at a1, white knight at b1, white king at d1 and white bishop at f1. Both players have exhausted their castles. Half move number is 0. Full move number is 25. White to move. | the output is c3b4 | Input: The current state of the chess board is: Black king at d8, black bishop at e8 and white rook at f8. Black rook at d7. Black knight at f6. Black pawn at a5, black pawn at e5, black pawn at f5, black pawn at g5 and black rook at h5. Black knight at b4, black pawn at c4, black pawn at d4 and white pawn at e4. White pawn at b3, white bishop at c3, white pawn at g3 and white knight at h3. White pawn at a2, white pawn at c2 and white pawn at g2. White rook at a1, white knight at b1, white king at d1 and white bishop at f1. Both players have exhausted their castles. Half move number is 0. Full move number is 25. White to move. ; Output: Move from c3 to b4. |
r4bnr/pp2kp2/1nq5/1Bppp1pp/3PPP2/1P3N1b/P1PK2PP/RNBQ3R w - - 1 17 | b5c6 | FEN state: r4bnr/pp2kp2/1nq5/1Bppp1pp/3PPP2/1P3N1b/P1PK2PP/RNBQ3R w - - 1 17 ; Best moveb5c6 | 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 pawn at a7, black pawn at b7, black king at e7 and black pawn at f7. Black knight at b6 and black queen at c6. White bishop at b5, black pawn at c5, black pawn at d5, black pawn at e5, black pawn at g5 and black pawn at h5. White pawn at d4, white pawn at e4 and white pawn at f4. White pawn at b3, white knight at f3 and black bishop at h3. White pawn at a2, white pawn at c2, white king at d2, 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 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 17. White to move. | the output is b5c6 | 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 pawn at a7, black pawn at b7, black king at e7 and black pawn at f7. Black knight at b6 and black queen at c6. White bishop at b5, black pawn at c5, black pawn at d5, black pawn at e5, black pawn at g5 and black pawn at h5. White pawn at d4, white pawn at e4 and white pawn at f4. White pawn at b3, white knight at f3 and black bishop at h3. White pawn at a2, white pawn at c2, white king at d2, 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 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 17. White to move. ; Output: Move from b5 to c6. |
rn3q2/3p2rp/bpP1kpp1/1p3n2/1Pp1pP2/P5P1/2PBP2P/1R1QKBNR w K - 1 22 | g3g4 | FEN state: rn3q2/3p2rp/bpP1kpp1/1p3n2/1Pp1pP2/P5P1/2PBP2P/1R1QKBNR w K - 1 22 ; Best moveg3g4 | The current state of the chess board is: Black rook at a8, black knight at b8 and black queen at f8. Black pawn at d7, black rook at g7 and black pawn at h7. Black bishop at a6, black pawn at b6, white pawn at c6, black king at e6, black pawn at f6 and black pawn at g6. Black pawn at b5 and black knight at f5. White pawn at b4, black pawn at c4, black pawn at e4 and white pawn at f4. White pawn at a3 and white pawn at g3. White pawn at c2, white bishop at d2, white pawn at e2 and white pawn at h2. White rook 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 is the only castle move available. Half move number is 1. Full move number is 22. White to move. | the output is g3g4 | Input: The current state of the chess board is: Black rook at a8, black knight at b8 and black queen at f8. Black pawn at d7, black rook at g7 and black pawn at h7. Black bishop at a6, black pawn at b6, white pawn at c6, black king at e6, black pawn at f6 and black pawn at g6. Black pawn at b5 and black knight at f5. White pawn at b4, black pawn at c4, black pawn at e4 and white pawn at f4. White pawn at a3 and white pawn at g3. White pawn at c2, white bishop at d2, white pawn at e2 and white pawn at h2. White rook 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 is the only castle move available. Half move number is 1. Full move number is 22. White to move. ; Output: Move from g3 to g4. |
r1bqkb1r/p2n1np1/1pp2p1p/PP2p3/2PpPP2/R2P4/6PP/1NQ1KBNR b Kkq - 1 12 | f8b4 | FEN state: r1bqkb1r/p2n1np1/1pp2p1p/PP2p3/2PpPP2/R2P4/6PP/1NQ1KBNR b Kkq - 1 12 ; Best movef8b4 | 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 knight at d7, black knight at f7 and black pawn at g7. Black pawn at b6, black pawn at c6, black pawn at f6 and black pawn at h6. White pawn at a5, white pawn at b5 and black pawn at e5. White pawn at c4, black pawn at d4, white pawn at e4 and white pawn at f4. White rook at a3 and white pawn at d3. White pawn at g2 and white pawn at h2. White knight at b1, white queen at c1, 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. Black to move. | the output is f8b4 | 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 knight at d7, black knight at f7 and black pawn at g7. Black pawn at b6, black pawn at c6, black pawn at f6 and black pawn at h6. White pawn at a5, white pawn at b5 and black pawn at e5. White pawn at c4, black pawn at d4, white pawn at e4 and white pawn at f4. White rook at a3 and white pawn at d3. White pawn at g2 and white pawn at h2. White knight at b1, white queen at c1, 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. Black to move. ; Output: Move from f8 to b4. |
rn2k2r/4pbbn/7p/pp2qpp1/P4P2/N2Pp2N/QPP3PR/1R2KB2 w kq - 8 25 | a2f7 | FEN state: rn2k2r/4pbbn/7p/pp2qpp1/P4P2/N2Pp2N/QPP3PR/1R2KB2 w kq - 8 25 ; Best movea2f7 | 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 e7, black bishop at f7, black bishop at g7 and black knight at h7. Black pawn at h6. Black pawn at a5, black pawn at b5, black queen at e5, black pawn at f5 and black pawn at g5. White pawn at a4 and white pawn at f4. White knight at a3, white pawn at d3, black pawn at e3 and white knight at h3. White queen at a2, white pawn at b2, white pawn at c2, white pawn at g2 and white rook at h2. White rook at b1, white king at e1 and white bishop at f1. Black kingside and black queenside castles are available. Half move number is 8. Full move number is 25. White to move. | the output is a2f7 | 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 e7, black bishop at f7, black bishop at g7 and black knight at h7. Black pawn at h6. Black pawn at a5, black pawn at b5, black queen at e5, black pawn at f5 and black pawn at g5. White pawn at a4 and white pawn at f4. White knight at a3, white pawn at d3, black pawn at e3 and white knight at h3. White queen at a2, white pawn at b2, white pawn at c2, white pawn at g2 and white rook at h2. White rook at b1, white king at e1 and white bishop at f1. Black kingside and black queenside castles are available. Half move number is 8. Full move number is 25. White to move. ; Output: Move from a2 to f7. |
r1bq1b1r/pppp1kpp/n3p3/1NPn4/P5P1/3Pp3/1P2QPBP/RNB1K2R b KQ - 1 11 | d5f4 | FEN state: r1bq1b1r/pppp1kpp/n3p3/1NPn4/P5P1/3Pp3/1P2QPBP/RNB1K2R b KQ - 1 11 ; Best moved5f4 | The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at c7, black pawn at d7, black king at f7, black pawn at g7 and black pawn at h7. Black knight at a6 and black pawn at e6. White knight at b5, white pawn at c5 and black knight at d5. White pawn at a4 and white pawn at g4. White pawn at d3 and black pawn at e3. White pawn at b2, white queen at e2, white pawn at f2, white bishop at g2 and white pawn at h2. White rook at a1, white knight at b1, 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 11. Black to move. | the output is d5f4 | Input: The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at c7, black pawn at d7, black king at f7, black pawn at g7 and black pawn at h7. Black knight at a6 and black pawn at e6. White knight at b5, white pawn at c5 and black knight at d5. White pawn at a4 and white pawn at g4. White pawn at d3 and black pawn at e3. White pawn at b2, white queen at e2, white pawn at f2, white bishop at g2 and white pawn at h2. White rook at a1, white knight at b1, 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 11. Black to move. ; Output: Move from d5 to f4. |
r4b1r/1p3p1p/n4k1n/p1Pp1ppP/3P4/4P2P/PB1K4/RN5B w - - 1 24 | b1c3 | FEN state: r4b1r/1p3p1p/n4k1n/p1Pp1ppP/3P4/4P2P/PB1K4/RN5B w - - 1 24 ; Best moveb1c3 | The current state of the chess board is: Black rook at a8, black bishop at f8 and black rook at h8. Black pawn at b7, black pawn at f7 and black pawn at h7. Black knight at a6, black king at f6 and black knight at h6. Black pawn at a5, white pawn at c5, black pawn at d5, black pawn at f5, black pawn at g5 and white pawn at h5. White pawn at d4. White pawn at e3 and white pawn at h3. White pawn at a2, white bishop at b2 and white king at d2. White rook at a1, white knight at b1 and white bishop at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 24. White to move. | the output is b1c3 | 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 b7, black pawn at f7 and black pawn at h7. Black knight at a6, black king at f6 and black knight at h6. Black pawn at a5, white pawn at c5, black pawn at d5, black pawn at f5, black pawn at g5 and white pawn at h5. White pawn at d4. White pawn at e3 and white pawn at h3. White pawn at a2, white bishop at b2 and white king at d2. White rook at a1, white knight at b1 and white bishop at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 24. White to move. ; Output: Move from b1 to c3. |
r1b2b1r/2qkpppp/ppnp3n/2P3N1/3p1PP1/4B2N/PP2P2P/R2QKB1R b KQ - 0 13 | d4e3 | FEN state: r1b2b1r/2qkpppp/ppnp3n/2P3N1/3p1PP1/4B2N/PP2P2P/R2QKB1R b KQ - 0 13 ; Best moved4e3 | 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 queen at c7, black king at d7, black pawn at e7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at a6, black pawn at b6, black knight at c6, black pawn at d6 and black knight at h6. White pawn at c5 and white knight at g5. Black pawn at d4, white pawn at f4 and white pawn at g4. White bishop at e3 and white knight at h3. White pawn at a2, white pawn at b2, white pawn at e2 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 kingside and white queenside castles are available. Half move number is 0. Full move number is 13. Black to move. | the output is d4e3 | 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 queen at c7, black king at d7, black pawn at e7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at a6, black pawn at b6, black knight at c6, black pawn at d6 and black knight at h6. White pawn at c5 and white knight at g5. Black pawn at d4, white pawn at f4 and white pawn at g4. White bishop at e3 and white knight at h3. White pawn at a2, white pawn at b2, white pawn at e2 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 kingside and white queenside castles are available. Half move number is 0. Full move number is 13. Black to move. ; Output: Move from d4 to e3. |
2nqkb1r/rppb3p/n3p1p1/3p1p2/Pp1P1N2/3RPQB1/2PK1PPP/1N3B1R w k - 0 13 | d3b3 | FEN state: 2nqkb1r/rppb3p/n3p1p1/3p1p2/Pp1P1N2/3RPQB1/2PK1PPP/1N3B1R w k - 0 13 ; Best moved3b3 | The current state of the chess board is: Black knight at c8, black queen at d8, 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, black bishop at d7 and black pawn at h7. Black knight at a6, black pawn at e6 and black pawn at g6. Black pawn at d5 and black pawn at f5. White pawn at a4, black pawn at b4, white pawn at d4 and white knight at f4. White rook at d3, white pawn at e3, white queen at f3 and white bishop at g3. White pawn at c2, white king at d2, white pawn at f2, white pawn at g2 and white pawn at h2. White knight at b1, white bishop at f1 and white rook at h1. Black kingside is the only castle move available. Half move number is 0. Full move number is 13. White to move. | the output is d3b3 | Input: The current state of the chess board is: Black knight at c8, black queen at d8, 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, black bishop at d7 and black pawn at h7. Black knight at a6, black pawn at e6 and black pawn at g6. Black pawn at d5 and black pawn at f5. White pawn at a4, black pawn at b4, white pawn at d4 and white knight at f4. White rook at d3, white pawn at e3, white queen at f3 and white bishop at g3. White pawn at c2, white king at d2, white pawn at f2, white pawn at g2 and white pawn at h2. White knight at b1, white bishop at f1 and white rook at h1. Black kingside is the only castle move available. Half move number is 0. Full move number is 13. White to move. ; Output: Move from d3 to b3. |
4rb1r/p3pk1p/1pnpbppn/q1p5/2PP1P1P/PP1R4/3BPNP1/R2QKBN1 b Q - 7 14 | a5a6 | FEN state: 4rb1r/p3pk1p/1pnpbppn/q1p5/2PP1P1P/PP1R4/3BPNP1/R2QKBN1 b Q - 7 14 ; Best movea5a6 | The current state of the chess board is: Black rook at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at e7, black king at f7 and black pawn at h7. Black pawn at b6, black knight at c6, black pawn at d6, black bishop at e6, black pawn at f6, black pawn at g6 and black knight at h6. Black queen at a5 and black pawn at c5. White pawn at c4, white pawn at d4, white pawn at f4 and white pawn at h4. White pawn at a3, white pawn at b3 and white rook at d3. White bishop at d2, white pawn at e2, white knight at f2 and white pawn at g2. White rook at a1, white queen at d1, 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 7. Full move number is 14. Black to move. | the output is a5a6 | Input: The current state of the chess board is: Black rook at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at e7, black king at f7 and black pawn at h7. Black pawn at b6, black knight at c6, black pawn at d6, black bishop at e6, black pawn at f6, black pawn at g6 and black knight at h6. Black queen at a5 and black pawn at c5. White pawn at c4, white pawn at d4, white pawn at f4 and white pawn at h4. White pawn at a3, white pawn at b3 and white rook at d3. White bishop at d2, white pawn at e2, white knight at f2 and white pawn at g2. White rook at a1, white queen at d1, 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 7. Full move number is 14. Black to move. ; Output: Move from a5 to a6. |
qnb2knr/rppp1p1p/5P1b/p3p1p1/PN2P3/2PPQB2/1P1K2PP/1RB3NR b - - 5 17 | g5g4 | FEN state: qnb2knr/rppp1p1p/5P1b/p3p1p1/PN2P3/2PPQB2/1P1K2PP/1RB3NR b - - 5 17 ; Best moveg5g4 | The current state of the chess board is: Black queen at a8, 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 b7, black pawn at c7, black pawn at d7, black pawn at f7 and black pawn at h7. White pawn at f6 and black bishop at h6. Black pawn at a5, black pawn at e5 and black pawn at g5. White pawn at a4, white knight at b4 and white pawn at e4. White pawn at c3, white pawn at d3, white queen at e3 and white bishop at f3. White pawn at b2, white king at d2, white pawn at g2 and white pawn at h2. White rook at b1, white bishop at c1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 5. Full move number is 17. Black to move. | the output is g5g4 | Input: The current state of the chess board is: Black queen at a8, 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 b7, black pawn at c7, black pawn at d7, black pawn at f7 and black pawn at h7. White pawn at f6 and black bishop at h6. Black pawn at a5, black pawn at e5 and black pawn at g5. White pawn at a4, white knight at b4 and white pawn at e4. White pawn at c3, white pawn at d3, white queen at e3 and white bishop at f3. White pawn at b2, white king at d2, white pawn at g2 and white pawn at h2. White rook at b1, white bishop at c1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 5. Full move number is 17. Black to move. ; Output: Move from g5 to g4. |
r3k2r/1pp2pp1/3b1n2/P2p1p1p/3P2nP/N1P1q1PB/PB2N3/R1Q1KR2 w k - 2 22 | c1e3 | FEN state: r3k2r/1pp2pp1/3b1n2/P2p1p1p/3P2nP/N1P1q1PB/PB2N3/R1Q1KR2 w k - 2 22 ; Best movec1e3 | The current state of the chess board is: Black rook at a8, black king at e8 and black rook at h8. Black pawn at b7, black pawn at c7, black pawn at f7 and black pawn at g7. Black bishop at d6 and black knight at f6. White pawn at a5, black pawn at d5, black pawn at f5 and black pawn at h5. White pawn at d4, black knight at g4 and white pawn at h4. White knight at a3, white pawn at c3, black queen at e3, white pawn at g3 and white bishop at h3. White pawn at a2, white bishop at b2 and white knight at e2. White rook at a1, white queen at c1, white king at e1 and white rook at f1. Black kingside is the only castle move available. Half move number is 2. Full move number is 22. White to move. | the output is c1e3 | 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 b7, black pawn at c7, black pawn at f7 and black pawn at g7. Black bishop at d6 and black knight at f6. White pawn at a5, black pawn at d5, black pawn at f5 and black pawn at h5. White pawn at d4, black knight at g4 and white pawn at h4. White knight at a3, white pawn at c3, black queen at e3, white pawn at g3 and white bishop at h3. White pawn at a2, white bishop at b2 and white knight at e2. White rook at a1, white queen at c1, white king at e1 and white rook at f1. Black kingside is the only castle move available. Half move number is 2. Full move number is 22. White to move. ; Output: Move from c1 to e3. |
3k1bnr/4p3/1pr1P3/p1pq1ppp/PnPB3P/RP1B1PPN/3PQ3/1N3RK1 w - - 0 20 | c4d5 | FEN state: 3k1bnr/4p3/1pr1P3/p1pq1ppp/PnPB3P/RP1B1PPN/3PQ3/1N3RK1 w - - 0 20 ; Best movec4d5 | The current state of the chess board is: Black king at d8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at e7. Black pawn at b6, black rook at c6 and white pawn at e6. Black pawn at a5, black pawn at c5, black queen at d5, black pawn at f5, black pawn at g5 and black pawn at h5. White pawn at a4, black knight at b4, white pawn at c4, white bishop at d4 and white pawn at h4. White rook at a3, white pawn at b3, white bishop at d3, white pawn at f3, white pawn at g3 and white knight at h3. White pawn at d2 and white queen at e2. White knight at b1, white rook at f1 and white king at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 20. White to move. | the output is c4d5 | Input: The current state of the chess board is: Black king at d8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at e7. Black pawn at b6, black rook at c6 and white pawn at e6. Black pawn at a5, black pawn at c5, black queen at d5, black pawn at f5, black pawn at g5 and black pawn at h5. White pawn at a4, black knight at b4, white pawn at c4, white bishop at d4 and white pawn at h4. White rook at a3, white pawn at b3, white bishop at d3, white pawn at f3, white pawn at g3 and white knight at h3. White pawn at d2 and white queen at e2. White knight at b1, white rook at f1 and white king at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 20. White to move. ; Output: Move from c4 to d5. |
r1q1kbnr/Bppb4/2n2ppp/3p3P/5p2/1P4P1/P1PPPK2/RN2QBNR b kq - 3 12 | f4g3 | FEN state: r1q1kbnr/Bppb4/2n2ppp/3p3P/5p2/1P4P1/P1PPPK2/RN2QBNR b kq - 3 12 ; Best movef4g3 | The current state of the chess board is: Black rook at a8, black queen at c8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. White bishop at a7, black pawn at b7, black pawn at c7 and black bishop at d7. Black knight at c6, black pawn at f6, black pawn at g6 and black pawn at h6. Black pawn at d5 and white pawn at h5. Black pawn at f4. White pawn at b3 and white pawn at g3. White pawn at a2, white pawn at c2, white pawn at d2, white pawn at e2 and white king at f2. White rook at a1, white knight at b1, white queen at e1, white bishop at f1, white knight at g1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 3. Full move number is 12. Black to move. | the output is f4g3 | Input: The current state of the chess board is: Black rook at a8, black queen at c8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. White bishop at a7, black pawn at b7, black pawn at c7 and black bishop at d7. Black knight at c6, black pawn at f6, black pawn at g6 and black pawn at h6. Black pawn at d5 and white pawn at h5. Black pawn at f4. White pawn at b3 and white pawn at g3. White pawn at a2, white pawn at c2, white pawn at d2, white pawn at e2 and white king at f2. White rook at a1, white knight at b1, white queen at e1, white bishop at f1, white knight at g1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 3. Full move number is 12. Black to move. ; Output: Move from f4 to g3. |
r1b2kr1/1ppp1q2/4pppn/1p6/Pb3P2/NP2P1P1/R2P1KNP/2B4R w - - 4 19 | c1b2 | FEN state: r1b2kr1/1ppp1q2/4pppn/1p6/Pb3P2/NP2P1P1/R2P1KNP/2B4R w - - 4 19 ; Best movec1b2 | 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 b7, black pawn at c7, black pawn at d7 and black queen at f7. Black pawn at e6, black pawn at f6, black pawn at g6 and black knight at h6. Black pawn at b5. White pawn at a4, black bishop at b4 and white pawn at f4. White knight at a3, white pawn at b3, white pawn at e3 and white pawn at g3. White rook at a2, white pawn at d2, white king at f2, white knight at g2 and white pawn at h2. White bishop at c1 and white rook at h1. Both players have exhausted their castles. Half move number is 4. Full move number is 19. White to move. | the output is c1b2 | 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 b7, black pawn at c7, black pawn at d7 and black queen at f7. Black pawn at e6, black pawn at f6, black pawn at g6 and black knight at h6. Black pawn at b5. White pawn at a4, black bishop at b4 and white pawn at f4. White knight at a3, white pawn at b3, white pawn at e3 and white pawn at g3. White rook at a2, white pawn at d2, white king at f2, white knight at g2 and white pawn at h2. White bishop at c1 and white rook at h1. Both players have exhausted their castles. Half move number is 4. Full move number is 19. White to move. ; Output: Move from c1 to b2. |
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