diff --git a/test/metadata.jsonl b/test/metadata.jsonl
index 441b11879bbfba6853f1b6ad09e6276478102f13..aff29b59deab7ba35b61f04c499e03d5e7423ecb 100644
--- a/test/metadata.jsonl
+++ b/test/metadata.jsonl
@@ -1,4 +1,400 @@
-{"sample_id": "sample_000000", "puzzle_id": "jUMRX", "task": "task1", "fen": "8/5Rk1/5r1p/q3N1p1/3pQ3/7P/1Pn2PP1/6K1 b - - 0 27", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/5Rk1/5r1p/q3N1p1/3pQ3/7P/1Pn2PP1/6K1 b - - 0 27", "file_name": "sample_000000/board.png", "file_name_t1": ""}
-{"sample_id": "sample_000001", "puzzle_id": "XqJEV", "task": "task1", "fen": "8/3rk3/5Rp1/2B3P1/1p2KP2/1Pp4r/2P5/8 b - - 1 53", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/3rk3/5Rp1/2B3P1/1p2KP2/1Pp4r/2P5/8 b - - 1 53", "file_name": "sample_000001/board.png", "file_name_t1": ""}
-{"sample_id": "sample_000002", "puzzle_id": "8qw6A", "task": "task1", "fen": "3rk2r/pp3pRp/2nQ4/4p3/8/4Bq2/PPP2P1P/2KR4 w k - 1 16", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "3rk2r/pp3pRp/2nQ4/4p3/8/4Bq2/PPP2P1P/2KR4 w k - 1 16", "file_name": "sample_000002/board.png", "file_name_t1": ""}
-{"sample_id": "sample_000003", "puzzle_id": "Bd6dI", "task": "task1", "fen": "8/1P1nk3/N1K4p/6p1/8/5pP1/7P/8 w - - 0 47", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/1P1nk3/N1K4p/6p1/8/5pP1/7P/8 w - - 0 47", "file_name": "sample_000003/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000000", "puzzle_id": "yaQEM", "task": "task1", "fen": "6R1/kbqn1p2/1p5p/1Pp5/4Pb2/7Q/1PPr3P/4K3 b - - 0 33", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "6R1/kbqn1p2/1p5p/1Pp5/4Pb2/7Q/1PPr3P/4K3 b - - 0 33", "file_name": "sample_000000/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000001", "puzzle_id": "AFofg", "task": "task1", "fen": "r1r5/p6n/4pq2/3P1p1k/7P/5PQ1/P5P1/R3R1K1 w - - 3 34", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r1r5/p6n/4pq2/3P1p1k/7P/5PQ1/P5P1/R3R1K1 w - - 3 34", "file_name": "sample_000001/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000002", "puzzle_id": "QSOZc", "task": "task1", "fen": "8/6pk/5np1/1p5p/p1pP3q/P1P1Q3/1P3P2/5RK1 w - - 0 44", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/6pk/5np1/1p5p/p1pP3q/P1P1Q3/1P3P2/5RK1 w - - 0 44", "file_name": "sample_000002/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000003", "puzzle_id": "78KLZ", "task": "task1", "fen": "r4r1k/6p1/p5P1/1p2ppNP/1q2b2Q/4n3/PPPRB3/1K4R1 w - - 8 34", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r4r1k/6p1/p5P1/1p2ppNP/1q2b2Q/4n3/PPPRB3/1K4R1 w - - 8 34", "file_name": "sample_000003/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000004", "puzzle_id": "1LxV7", "task": "task1", "fen": "4rrk1/6pp/p1p1q3/3p2Q1/2PP2b1/1PR2N2/P5PP/5RK1 w - - 3 23", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "4rrk1/6pp/p1p1q3/3p2Q1/2PP2b1/1PR2N2/P5PP/5RK1 w - - 3 23", "file_name": "sample_000004/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000005", "puzzle_id": "UbEaX", "task": "task1", "fen": "r5rk/ppp2pq1/7p/8/3PQ3/7B/PP3P1P/4R2K b - - 2 30", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r5rk/ppp2pq1/7p/8/3PQ3/7B/PP3P1P/4R2K b - - 2 30", "file_name": "sample_000005/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000006", "puzzle_id": "ETNEw", "task": "task1", "fen": "2r2r1k/2P1R2p/3P1q2/3Q2p1/2B2p2/1P3R1K/P5PP/8 w - - 0 35", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "2r2r1k/2P1R2p/3P1q2/3Q2p1/2B2p2/1P3R1K/P5PP/8 w - - 0 35", "file_name": "sample_000006/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000007", "puzzle_id": "162z0", "task": "task1", "fen": "8/6k1/3p2p1/pppp1PPp/2nP3N/2P5/PP2r3/2K4R b - - 2 36", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/6k1/3p2p1/pppp1PPp/2nP3N/2P5/PP2r3/2K4R b - - 2 36", "file_name": "sample_000007/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000008", "puzzle_id": "nm1Tw", "task": "task1", "fen": "8/6N1/8/8/4n3/P5k1/7p/7K w - - 2 73", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/6N1/8/8/4n3/P5k1/7p/7K w - - 2 73", "file_name": "sample_000008/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000009", "puzzle_id": "0FOYh", "task": "task1", "fen": "4kr2/3n4/4p3/p2pP3/P2p2N1/1P2K3/5P2/2R5 w - - 0 38", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "4kr2/3n4/4p3/p2pP3/P2p2N1/1P2K3/5P2/2R5 w - - 0 38", "file_name": "sample_000009/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000010", "puzzle_id": "CPnLe", "task": "task1", "fen": "1r3rk1/1b2b1p1/p1n1p2p/1pp2p1P/8/1P1qPNQ1/PB1P1PP1/R3K2R b KQ - 1 17", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "1r3rk1/1b2b1p1/p1n1p2p/1pp2p1P/8/1P1qPNQ1/PB1P1PP1/R3K2R b KQ - 1 17", "file_name": "sample_000010/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000011", "puzzle_id": "RXCGe", "task": "task1", "fen": "5r2/8/R7/3p1rkp/2nP2p1/P5P1/5P1P/5RK1 b - - 0 35", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "5r2/8/R7/3p1rkp/2nP2p1/P5P1/5P1P/5RK1 b - - 0 35", "file_name": "sample_000011/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000012", "puzzle_id": "HLfNQ", "task": "task1", "fen": "r4k2/1p3p1Q/p4qp1/2p3N1/1nP5/8/P5PP/4R1K1 b - - 0 28", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r4k2/1p3p1Q/p4qp1/2p3N1/1nP5/8/P5PP/4R1K1 b - - 0 28", "file_name": "sample_000012/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000013", "puzzle_id": "ZeVG5", "task": "task1", "fen": "5rk1/1pQ3p1/p1p4p/3p4/1P1P4/P6P/8/2q3RK b - - 1 34", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "5rk1/1pQ3p1/p1p4p/3p4/1P1P4/P6P/8/2q3RK b - - 1 34", "file_name": "sample_000013/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000014", "puzzle_id": "iLvOv", "task": "task1", "fen": "3r1rk1/p3bppp/2q5/2p5/2Q5/BP6/5PPP/R1R3K1 w - - 4 22", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "3r1rk1/p3bppp/2q5/2p5/2Q5/BP6/5PPP/R1R3K1 w - - 4 22", "file_name": "sample_000014/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000015", "puzzle_id": "TPPFd", "task": "task1", "fen": "6k1/1br2pp1/2rp2qp/4p3/1QN5/1P3P1P/P5P1/3R1RK1 b - - 2 30", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "6k1/1br2pp1/2rp2qp/4p3/1QN5/1P3P1P/P5P1/3R1RK1 b - - 2 30", "file_name": "sample_000015/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000016", "puzzle_id": "ENulX", "task": "task1", "fen": "8/7p/2p5/6p1/1PK2k2/3P3P/8/8 w - - 0 50", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/7p/2p5/6p1/1PK2k2/3P3P/8/8 w - - 0 50", "file_name": "sample_000016/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000017", "puzzle_id": "g7zxy", "task": "task1", "fen": "r1q3k1/5p2/1p1p1bpQ/1PpP2Bp/3pP1bP/3P2P1/5P1K/1R3B2 b - - 6 27", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r1q3k1/5p2/1p1p1bpQ/1PpP2Bp/3pP1bP/3P2P1/5P1K/1R3B2 b - - 6 27", "file_name": "sample_000017/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000018", "puzzle_id": "fsnr6", "task": "task1", "fen": "2k5/1p3p2/3p2pb/p1p5/1PPnNP2/P2PK3/3B3r/1RQ1R2r w - - 1 31", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "2k5/1p3p2/3p2pb/p1p5/1PPnNP2/P2PK3/3B3r/1RQ1R2r w - - 1 31", "file_name": "sample_000018/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000019", "puzzle_id": "qxCxs", "task": "task1", "fen": "5rk1/5pp1/1pN1pn1p/8/1P6/q3PQ1P/5PP1/3R2K1 w - - 0 26", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "5rk1/5pp1/1pN1pn1p/8/1P6/q3PQ1P/5PP1/3R2K1 w - - 0 26", "file_name": "sample_000019/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000020", "puzzle_id": "gb2EE", "task": "task1", "fen": "2r3k1/p3rppp/2pb1n2/q2p4/3P4/1P1Q1N2/PBR2PPP/2R3K1 b - - 5 20", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "2r3k1/p3rppp/2pb1n2/q2p4/3P4/1P1Q1N2/PBR2PPP/2R3K1 b - - 5 20", "file_name": "sample_000020/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000021", "puzzle_id": "2wU9m", "task": "task1", "fen": "1r1q2k1/p7/5P1r/4p3/2PpB2P/P2Pn1P1/1P1K4/R1Q4R w - - 1 26", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "1r1q2k1/p7/5P1r/4p3/2PpB2P/P2Pn1P1/1P1K4/R1Q4R w - - 1 26", "file_name": "sample_000021/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000022", "puzzle_id": "9k70X", "task": "task1", "fen": "r2q1rk1/pp5p/2n3pb/2p1Pp2/P1Np1P2/BPnP1QN1/2P2RKP/R7 b - - 2 22", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r2q1rk1/pp5p/2n3pb/2p1Pp2/P1Np1P2/BPnP1QN1/2P2RKP/R7 b - - 2 22", "file_name": "sample_000022/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000023", "puzzle_id": "vpTyi", "task": "task1", "fen": "r3k2r/ppp2ppp/2nbpn2/6Nq/2PP2b1/2N5/PP2BPP1/R1BQ1RK1 w kq - 2 11", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r3k2r/ppp2ppp/2nbpn2/6Nq/2PP2b1/2N5/PP2BPP1/R1BQ1RK1 w kq - 2 11", "file_name": "sample_000023/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000024", "puzzle_id": "RO8A6", "task": "task1", "fen": "8/p3q2p/3b2pk/3p1R2/P5Q1/4p3/2P3PP/7K w - - 0 42", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/p3q2p/3b2pk/3p1R2/P5Q1/4p3/2P3PP/7K w - - 0 42", "file_name": "sample_000024/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000025", "puzzle_id": "2bNPm", "task": "task1", "fen": "8/8/8/p1K5/Pp1pB3/1P1P3p/5k2/6b1 b - - 3 59", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/8/8/p1K5/Pp1pB3/1P1P3p/5k2/6b1 b - - 3 59", "file_name": "sample_000025/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000026", "puzzle_id": "ytvwJ", "task": "task1", "fen": "1k1r4/1p2Qp2/p6p/b1Rq2p1/3P4/6P1/5P1P/6K1 b - - 1 28", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "1k1r4/1p2Qp2/p6p/b1Rq2p1/3P4/6P1/5P1P/6K1 b - - 1 28", "file_name": "sample_000026/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000027", "puzzle_id": "27sUw", "task": "task1", "fen": "r2k1b1r/p3pppp/2B5/3p4/3Pb3/2Q3Bq/PPP2P2/RN3RK1 w - - 2 17", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r2k1b1r/p3pppp/2B5/3p4/3Pb3/2Q3Bq/PPP2P2/RN3RK1 w - - 2 17", "file_name": "sample_000027/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000028", "puzzle_id": "H3RhR", "task": "task1", "fen": "1R6/5pkp/6p1/1P2b3/8/3KB2P/1r3PP1/8 b - - 0 32", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "1R6/5pkp/6p1/1P2b3/8/3KB2P/1r3PP1/8 b - - 0 32", "file_name": "sample_000028/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000029", "puzzle_id": "UFHNe", "task": "task1", "fen": "6rk/8/1p1p4/p2Pp2p/P7/3P1RP1/1P4KQ/2q5 b - - 2 43", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "6rk/8/1p1p4/p2Pp2p/P7/3P1RP1/1P4KQ/2q5 b - - 2 43", "file_name": "sample_000029/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000030", "puzzle_id": "8FiIS", "task": "task1", "fen": "1r2r1k1/1pp2ppp/p4n2/P1qPnN2/2B5/1Q5P/1P3PP1/3RR1K1 w - - 5 21", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "1r2r1k1/1pp2ppp/p4n2/P1qPnN2/2B5/1Q5P/1P3PP1/3RR1K1 w - - 5 21", "file_name": "sample_000030/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000031", "puzzle_id": "o4Jub", "task": "task1", "fen": "5rk1/pp4p1/3b1q1p/2p1p1r1/2P2pQ1/1P3P2/PBP3PP/R3R1K1 w - - 1 21", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "5rk1/pp4p1/3b1q1p/2p1p1r1/2P2pQ1/1P3P2/PBP3PP/R3R1K1 w - - 1 21", "file_name": "sample_000031/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000032", "puzzle_id": "vcQCs", "task": "task1", "fen": "4r1k1/p3qpp1/b1pp1n1p/8/3N4/1B3Q2/PPP2PPP/3R2K1 w - - 4 22", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "4r1k1/p3qpp1/b1pp1n1p/8/3N4/1B3Q2/PPP2PPP/3R2K1 w - - 4 22", "file_name": "sample_000032/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000033", "puzzle_id": "El1EP", "task": "task1", "fen": "r1q1r1k1/1p1bbppp/3Bp3/nN6/p3PP2/P4B2/1PPR1QPP/5RK1 w - - 1 21", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r1q1r1k1/1p1bbppp/3Bp3/nN6/p3PP2/P4B2/1PPR1QPP/5RK1 w - - 1 21", "file_name": "sample_000033/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000034", "puzzle_id": "OAJhf", "task": "task1", "fen": "4rbk1/1bq2ppp/p2p4/2p3P1/2P2P2/1PQRrB2/PB5P/5RK1 b - - 5 23", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "4rbk1/1bq2ppp/p2p4/2p3P1/2P2P2/1PQRrB2/PB5P/5RK1 b - - 5 23", "file_name": "sample_000034/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000035", "puzzle_id": "2XIio", "task": "task1", "fen": "1k1r1r2/5pp1/2Qnp1p1/1p2N3/p2P1P2/PqP3PP/1P6/1K1R2R1 w - - 1 29", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "1k1r1r2/5pp1/2Qnp1p1/1p2N3/p2P1P2/PqP3PP/1P6/1K1R2R1 w - - 1 29", "file_name": "sample_000035/board.png", "file_name_t1": ""}
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+{"sample_id": "sample_000037", "puzzle_id": "3j7Up", "task": "task1", "fen": "r1bqr3/p4pkp/2p3p1/6N1/Q1Pp2n1/3PP1P1/3NP2P/RR4K1 w - - 0 17", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r1bqr3/p4pkp/2p3p1/6N1/Q1Pp2n1/3PP1P1/3NP2P/RR4K1 w - - 0 17", "file_name": "sample_000037/board.png", "file_name_t1": ""}
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+{"sample_id": "sample_000039", "puzzle_id": "diYxb", "task": "task1", "fen": "r3kr2/2p1qp2/pp1pbnp1/4p3/2B1P2Q/2NP4/PPP2PPP/R3K2R w KQq - 3 15", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r3kr2/2p1qp2/pp1pbnp1/4p3/2B1P2Q/2NP4/PPP2PPP/R3K2R w KQq - 3 15", "file_name": "sample_000039/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000040", "puzzle_id": "tw2nI", "task": "task1", "fen": "8/5p2/1k2p3/1p2Pb1p/2pK3P/2P3P1/4N3/8 b - - 7 50", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/5p2/1k2p3/1p2Pb1p/2pK3P/2P3P1/4N3/8 b - - 7 50", "file_name": "sample_000040/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000041", "puzzle_id": "iqaFS", "task": "task1", "fen": "8/3P4/1p5k/1B2R2p/8/6PK/2pr1r2/2R5 w - - 2 52", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/3P4/1p5k/1B2R2p/8/6PK/2pr1r2/2R5 w - - 2 52", "file_name": "sample_000041/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000042", "puzzle_id": "uVgTO", "task": "task1", "fen": "r7/2p5/p2p4/3P4/pP6/5P2/3QbkPK/2R5 w - - 2 41", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r7/2p5/p2p4/3P4/pP6/5P2/3QbkPK/2R5 w - - 2 41", "file_name": "sample_000042/board.png", "file_name_t1": ""}
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+{"sample_id": "sample_000044", "puzzle_id": "FN8Tz", "task": "task1", "fen": "2N2k2/R7/1p3p2/2n5/8/1p2P2P/1Kr2P2/6R1 w - - 0 46", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "2N2k2/R7/1p3p2/2n5/8/1p2P2P/1Kr2P2/6R1 w - - 0 46", "file_name": "sample_000044/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000045", "puzzle_id": "iXGHI", "task": "task1", "fen": "r3k2r/ppp1bppp/2nqpnb1/1B2N3/2pP2P1/4P2P/PP1N1P2/R1BQK2R w KQkq - 0 11", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r3k2r/ppp1bppp/2nqpnb1/1B2N3/2pP2P1/4P2P/PP1N1P2/R1BQK2R w KQkq - 0 11", "file_name": "sample_000045/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000046", "puzzle_id": "vyRv5", "task": "task1", "fen": "8/5pk1/5qp1/PQ5p/8/7P/r4PP1/2R3K1 w - - 0 36", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/5pk1/5qp1/PQ5p/8/7P/r4PP1/2R3K1 w - - 0 36", "file_name": "sample_000046/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000047", "puzzle_id": "0djCB", "task": "task1", "fen": "2r2rk1/1b3p1p/pq4p1/1p2n3/1P1NN3/P2BQ2P/2P3PK/5R2 b - - 1 22", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "2r2rk1/1b3p1p/pq4p1/1p2n3/1P1NN3/P2BQ2P/2P3PK/5R2 b - - 1 22", "file_name": "sample_000047/board.png", "file_name_t1": ""}
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+{"sample_id": "sample_000049", "puzzle_id": "OSKzd", "task": "task1", "fen": "1Q5k/p3p1bp/4q1p1/5pB1/4b3/1P2P3/P2N2PP/2rR2K1 b - - 0 26", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "1Q5k/p3p1bp/4q1p1/5pB1/4b3/1P2P3/P2N2PP/2rR2K1 b - - 0 26", "file_name": "sample_000049/board.png", "file_name_t1": ""}
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+{"sample_id": "sample_000052", "puzzle_id": "mmvoQ", "task": "task1", "fen": "2kr3r/pppq4/2n5/4Pbp1/3PN1pb/2P5/PP2K1BB/R2Q3R w - - 3 20", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "2kr3r/pppq4/2n5/4Pbp1/3PN1pb/2P5/PP2K1BB/R2Q3R w - - 3 20", "file_name": "sample_000052/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000053", "puzzle_id": "EoNZv", "task": "task1", "fen": "Q1R5/5ppk/4pb1p/2p5/8/4PN1P/1r3PPK/3q4 b - - 7 31", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "Q1R5/5ppk/4pb1p/2p5/8/4PN1P/1r3PPK/3q4 b - - 7 31", "file_name": "sample_000053/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000054", "puzzle_id": "eLVue", "task": "task1", "fen": "1r6/5p2/1n1kp2p/1P4p1/pP1P3P/R2K1P2/3B2P1/8 b - - 0 32", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "1r6/5p2/1n1kp2p/1P4p1/pP1P3P/R2K1P2/3B2P1/8 b - - 0 32", "file_name": "sample_000054/board.png", "file_name_t1": ""}
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+{"sample_id": "sample_000056", "puzzle_id": "zdt3C", "task": "task1", "fen": "3r1bk1/pp3ppp/2b1p3/4P3/7Q/5P2/Pq4PP/1B3R1K b - - 1 21", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "3r1bk1/pp3ppp/2b1p3/4P3/7Q/5P2/Pq4PP/1B3R1K b - - 1 21", "file_name": "sample_000056/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000057", "puzzle_id": "rDg2s", "task": "task1", "fen": "r4r2/q2p1pk1/p4pbp/1p3p1Q/5N2/1B4R1/Pb4PP/2R4K b - - 1 24", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r4r2/q2p1pk1/p4pbp/1p3p1Q/5N2/1B4R1/Pb4PP/2R4K b - - 1 24", "file_name": "sample_000057/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000058", "puzzle_id": "pWChF", "task": "task1", "fen": "2kr3r/pp2b1p1/2pp3p/4pq1b/4Q3/1BPP1PRP/PP3P1K/R1B5 b - - 5 21", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "2kr3r/pp2b1p1/2pp3p/4pq1b/4Q3/1BPP1PRP/PP3P1K/R1B5 b - - 5 21", "file_name": "sample_000058/board.png", "file_name_t1": ""}
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+{"sample_id": "sample_000065", "puzzle_id": "a4Eos", "task": "task1", "fen": "1r5k/p6p/2Q3p1/P7/2Pq1n2/5P2/1P4PP/4R2K b - - 0 28", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "1r5k/p6p/2Q3p1/P7/2Pq1n2/5P2/1P4PP/4R2K b - - 0 28", "file_name": "sample_000065/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000066", "puzzle_id": "FtK7c", "task": "task1", "fen": "3r1rk1/pb3pp1/2nq1n1p/1Bp1p1B1/4P1P1/2P2QNP/PP3P2/R3K2R w KQ - 0 15", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "3r1rk1/pb3pp1/2nq1n1p/1Bp1p1B1/4P1P1/2P2QNP/PP3P2/R3K2R w KQ - 0 15", "file_name": "sample_000066/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000067", "puzzle_id": "OomJz", "task": "task1", "fen": "4k1nr/pp3ppp/2r1p3/3pP3/3P4/1P1b1N2/1P1N1PPP/1KR4R w k - 7 16", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "4k1nr/pp3ppp/2r1p3/3pP3/3P4/1P1b1N2/1P1N1PPP/1KR4R w k - 7 16", "file_name": "sample_000067/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000068", "puzzle_id": "qJ71i", "task": "task1", "fen": "2r2k1r/p3pp2/1p1p1P1p/7Q/8/2q3PP/P6K/4RR2 b - - 0 28", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "2r2k1r/p3pp2/1p1p1P1p/7Q/8/2q3PP/P6K/4RR2 b - - 0 28", "file_name": "sample_000068/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000069", "puzzle_id": "Gt1I7", "task": "task1", "fen": "1r1r2k1/2qbbppp/pp1Npn2/4n3/2P2B2/2N5/PP1QBPPP/2RR2K1 b - - 9 19", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "1r1r2k1/2qbbppp/pp1Npn2/4n3/2P2B2/2N5/PP1QBPPP/2RR2K1 b - - 9 19", "file_name": "sample_000069/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000070", "puzzle_id": "VYZyt", "task": "task1", "fen": "2r3k1/1B2Rp1p/p7/1p6/5p2/P7/1P2qPPP/6K1 w - - 0 24", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "2r3k1/1B2Rp1p/p7/1p6/5p2/P7/1P2qPPP/6K1 w - - 0 24", "file_name": "sample_000070/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000071", "puzzle_id": "2MKsh", "task": "task1", "fen": "1k3r2/1bp3B1/p7/2b3p1/Pq2P2p/5P1P/2Q3P1/3R3K b - - 3 32", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "1k3r2/1bp3B1/p7/2b3p1/Pq2P2p/5P1P/2Q3P1/3R3K b - - 3 32", "file_name": "sample_000071/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000072", "puzzle_id": "OvqUr", "task": "task1", "fen": "4Q3/ppp3rk/3p4/3Pn3/1PP1qp1P/P4N2/5PP1/5RK1 w - - 5 35", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "4Q3/ppp3rk/3p4/3Pn3/1PP1qp1P/P4N2/5PP1/5RK1 w - - 5 35", "file_name": "sample_000072/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000073", "puzzle_id": "9QVls", "task": "task1", "fen": "r2n3r/pp1kbppp/4pn2/8/4N3/4BN2/PPP2PPP/R3K2R w KQ - 2 12", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r2n3r/pp1kbppp/4pn2/8/4N3/4BN2/PPP2PPP/R3K2R w KQ - 2 12", "file_name": "sample_000073/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000074", "puzzle_id": "p6ddZ", "task": "task1", "fen": "rn1qkb1r/2pn1ppp/p7/1N1pNb2/Q2P1B2/8/PP2PPPP/R3KB1R w KQkq - 0 10", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "rn1qkb1r/2pn1ppp/p7/1N1pNb2/Q2P1B2/8/PP2PPPP/R3KB1R w KQkq - 0 10", "file_name": "sample_000074/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000075", "puzzle_id": "gtRxH", "task": "task1", "fen": "3r4/6pk/4pr2/7p/8/6Q1/P1P3PP/5R1K w - - 0 34", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "3r4/6pk/4pr2/7p/8/6Q1/P1P3PP/5R1K w - - 0 34", "file_name": "sample_000075/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000076", "puzzle_id": "GPV2N", "task": "task1", "fen": "7Q/8/1p2p1r1/3k1p2/1P2b3/4n1PP/P6K/6R1 w - - 3 40", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "7Q/8/1p2p1r1/3k1p2/1P2b3/4n1PP/P6K/6R1 w - - 3 40", "file_name": "sample_000076/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000077", "puzzle_id": "tswvr", "task": "task1", "fen": "2R1r1k1/p4ppp/1p6/n2Qp3/P3P3/1q2B2P/5PP1/3R2K1 b - - 0 27", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "2R1r1k1/p4ppp/1p6/n2Qp3/P3P3/1q2B2P/5PP1/3R2K1 b - - 0 27", "file_name": "sample_000077/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000078", "puzzle_id": "VCc52", "task": "task1", "fen": "2b3k1/8/p7/2p3qp/3pP3/P2P1Q1N/1PK5/8 b - - 1 36", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "2b3k1/8/p7/2p3qp/3pP3/P2P1Q1N/1PK5/8 b - - 1 36", "file_name": "sample_000078/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000079", "puzzle_id": "vakmC", "task": "task1", "fen": "8/5R1p/6p1/5P2/7k/6r1/7K/8 b - - 2 52", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/5R1p/6p1/5P2/7k/6r1/7K/8 b - - 2 52", "file_name": "sample_000079/board.png", "file_name_t1": ""}
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+{"sample_id": "sample_000081", "puzzle_id": "KlQja", "task": "task1", "fen": "5r1k/2Q3p1/3p3p/1P6/P7/8/4q1PP/3R2K1 w - - 1 26", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "5r1k/2Q3p1/3p3p/1P6/P7/8/4q1PP/3R2K1 w - - 1 26", "file_name": "sample_000081/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000082", "puzzle_id": "VZTGP", "task": "task1", "fen": "r6r/qb4p1/pk6/1p6/3pP1Q1/P2B2P1/1PP3K1/4RR2 w - - 0 31", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r6r/qb4p1/pk6/1p6/3pP1Q1/P2B2P1/1PP3K1/4RR2 w - - 0 31", "file_name": "sample_000082/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000083", "puzzle_id": "XIU1I", "task": "task1", "fen": "2r3k1/4nppp/4p3/3b4/PQ1N1P2/1P1q2PP/5B2/R5K1 w - - 0 36", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "2r3k1/4nppp/4p3/3b4/PQ1N1P2/1P1q2PP/5B2/R5K1 w - - 0 36", "file_name": "sample_000083/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000084", "puzzle_id": "j16Pa", "task": "task1", "fen": "r2qkr2/ppp3Qp/2n1b2B/1Bbp1p2/4n3/2N2N1P/PPP3P1/R3RK2 w q - 0 14", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r2qkr2/ppp3Qp/2n1b2B/1Bbp1p2/4n3/2N2N1P/PPP3P1/R3RK2 w q - 0 14", "file_name": "sample_000084/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000085", "puzzle_id": "ftLnk", "task": "task1", "fen": "r5k1/P1R2pp1/4p2p/3p4/8/8/5PP1/6K1 b - - 2 33", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r5k1/P1R2pp1/4p2p/3p4/8/8/5PP1/6K1 b - - 2 33", "file_name": "sample_000085/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000086", "puzzle_id": "5lkqJ", "task": "task1", "fen": "6k1/1pp3pp/p3n3/2pB4/6q1/3P4/PP1B1Q1K/8 w - - 5 30", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "6k1/1pp3pp/p3n3/2pB4/6q1/3P4/PP1B1Q1K/8 w - - 5 30", "file_name": "sample_000086/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000087", "puzzle_id": "MfrAL", "task": "task1", "fen": "3R4/8/6p1/4R3/2p2nP1/2r2k2/7P/6K1 w - - 0 47", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "3R4/8/6p1/4R3/2p2nP1/2r2k2/7P/6K1 w - - 0 47", "file_name": "sample_000087/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000088", "puzzle_id": "n05G3", "task": "task1", "fen": "7b/2R4k/p2p1Ppp/1p1q3r/3P4/5NQ1/PP2r2P/6K1 b - - 1 35", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "7b/2R4k/p2p1Ppp/1p1q3r/3P4/5NQ1/PP2r2P/6K1 b - - 1 35", "file_name": "sample_000088/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000089", "puzzle_id": "iuO88", "task": "task1", "fen": "3rqk2/p1Q3pp/1n3p2/8/8/N1P1B2P/P4PP1/6K1 w - - 1 22", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "3rqk2/p1Q3pp/1n3p2/8/8/N1P1B2P/P4PP1/6K1 w - - 1 22", "file_name": "sample_000089/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000090", "puzzle_id": "SI8Hw", "task": "task1", "fen": "8/1p6/p2p4/P1pP1k1p/5P2/1P4K1/2P5/8 b - - 0 44", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/1p6/p2p4/P1pP1k1p/5P2/1P4K1/2P5/8 b - - 0 44", "file_name": "sample_000090/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000091", "puzzle_id": "HZBQM", "task": "task1", "fen": "5Q2/p3R2p/1p4p1/2p4k/2P1q3/P1P2N1P/4rPP1/6K1 b - - 0 29", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "5Q2/p3R2p/1p4p1/2p4k/2P1q3/P1P2N1P/4rPP1/6K1 b - - 0 29", "file_name": "sample_000091/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000092", "puzzle_id": "dj2lc", "task": "task1", "fen": "8/8/8/2p2k2/p6P/1pP1K3/6P1/2N5 w - - 0 42", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/8/8/2p2k2/p6P/1pP1K3/6P1/2N5 w - - 0 42", "file_name": "sample_000092/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000093", "puzzle_id": "JHvEc", "task": "task1", "fen": "r4r2/1p1q1p1k/p4Qp1/2p1Pp1p/3P4/2P4R/PP4PP/5RK1 b - - 3 21", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r4r2/1p1q1p1k/p4Qp1/2p1Pp1p/3P4/2P4R/PP4PP/5RK1 b - - 3 21", "file_name": "sample_000093/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000094", "puzzle_id": "y4iyP", "task": "task1", "fen": "7r/8/p1ppPkb1/8/5n2/1P3BQn/P1P5/2K5 w - - 0 42", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "7r/8/p1ppPkb1/8/5n2/1P3BQn/P1P5/2K5 w - - 0 42", "file_name": "sample_000094/board.png", "file_name_t1": ""}
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+{"sample_id": "sample_000098", "puzzle_id": "hax7z", "task": "task1", "fen": "7k/1pp1r1pp/p3q3/6Q1/3P4/P2nP3/1P2R1PP/6K1 b - - 2 30", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "7k/1pp1r1pp/p3q3/6Q1/3P4/P2nP3/1P2R1PP/6K1 b - - 2 30", "file_name": "sample_000098/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000099", "puzzle_id": "vOZYo", "task": "task1", "fen": "8/2k5/1p1p2p1/3Q1p1p/P1PK1P2/3Br1P1/7P/4r3 w - - 1 43", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/2k5/1p1p2p1/3Q1p1p/P1PK1P2/3Br1P1/7P/4r3 w - - 1 43", "file_name": "sample_000099/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000100", "puzzle_id": "1CZD7", "task": "task1", "fen": "1N6/2p5/P6p/1b4p1/3pK3/2k5/6PP/8 b - - 0 37", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "1N6/2p5/P6p/1b4p1/3pK3/2k5/6PP/8 b - - 0 37", "file_name": "sample_000100/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000101", "puzzle_id": "wYcmQ", "task": "task1", "fen": "6k1/1pp3p1/5R1p/p3p2K/2B5/P1P4P/1P3br1/8 b - - 0 28", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "6k1/1pp3p1/5R1p/p3p2K/2B5/P1P4P/1P3br1/8 b - - 0 28", "file_name": "sample_000101/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000102", "puzzle_id": "8DH83", "task": "task1", "fen": "6k1/1Rp2ppp/p3p3/4P3/n1b1P3/2P1B2P/5PPK/3r4 b - - 2 23", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "6k1/1Rp2ppp/p3p3/4P3/n1b1P3/2P1B2P/5PPK/3r4 b - - 2 23", "file_name": "sample_000102/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000103", "puzzle_id": "G3whb", "task": "task1", "fen": "r1b1k2r/ppp2ppp/3p4/2b5/2BNP1nq/8/PP3PPP/RNBQR1K1 w kq - 1 10", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r1b1k2r/ppp2ppp/3p4/2b5/2BNP1nq/8/PP3PPP/RNBQR1K1 w kq - 1 10", "file_name": "sample_000103/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000104", "puzzle_id": "yGsb2", "task": "task1", "fen": "r4b2/1R6/5pkp/p2Pp1p1/2P3P1/8/P2B3P/6K1 w - - 3 40", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r4b2/1R6/5pkp/p2Pp1p1/2P3P1/8/P2B3P/6K1 w - - 3 40", "file_name": "sample_000104/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000105", "puzzle_id": "wIrfa", "task": "task1", "fen": "8/R4p1p/5kp1/3b1r2/8/2P5/2P2K1P/3R4 w - - 3 33", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/R4p1p/5kp1/3b1r2/8/2P5/2P2K1P/3R4 w - - 3 33", "file_name": "sample_000105/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000106", "puzzle_id": "EUSjC", "task": "task1", "fen": "2r1r1k1/pQ3R1p/3B2pq/4P3/3b4/5BP1/P4R2/6K1 w - - 1 28", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "2r1r1k1/pQ3R1p/3B2pq/4P3/3b4/5BP1/P4R2/6K1 w - - 1 28", "file_name": "sample_000106/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000107", "puzzle_id": "9OsU7", "task": "task1", "fen": "8/p4p2/k1p5/P7/1QP1q3/1P5b/6PP/6RK w - - 5 48", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/p4p2/k1p5/P7/1QP1q3/1P5b/6PP/6RK w - - 5 48", "file_name": "sample_000107/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000108", "puzzle_id": "x1otT", "task": "task1", "fen": "8/4kpp1/7p/4P2P/3pKP2/8/8/8 b - - 3 44", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/4kpp1/7p/4P2P/3pKP2/8/8/8 b - - 3 44", "file_name": "sample_000108/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000109", "puzzle_id": "EGSYp", "task": "task1", "fen": "4r2k/2p2Bp1/p5rp/5p2/4pP1q/P1P1P2b/Q4P2/R5KR w - - 2 28", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "4r2k/2p2Bp1/p5rp/5p2/4pP1q/P1P1P2b/Q4P2/R5KR w - - 2 28", "file_name": "sample_000109/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000110", "puzzle_id": "UgzNS", "task": "task1", "fen": "8/8/5k2/6pR/7p/8/8/2K5 w - - 0 51", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/8/5k2/6pR/7p/8/8/2K5 w - - 0 51", "file_name": "sample_000110/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000111", "puzzle_id": "tfNq5", "task": "task1", "fen": "8/5p2/8/6k1/r6p/2P5/1PK4R/8 w - - 2 42", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/5p2/8/6k1/r6p/2P5/1PK4R/8 w - - 2 42", "file_name": "sample_000111/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000112", "puzzle_id": "rG7Ez", "task": "task1", "fen": "r1bqr1k1/pp3p2/3p1bp1/2nP3P/2P1p1B1/2N5/PP1Q1P1N/2KR3R w - - 1 18", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r1bqr1k1/pp3p2/3p1bp1/2nP3P/2P1p1B1/2N5/PP1Q1P1N/2KR3R w - - 1 18", "file_name": "sample_000112/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000113", "puzzle_id": "Ljt9y", "task": "task1", "fen": "r1b2rk1/1p4p1/p2bqnQB/2ppp3/8/2NP1N2/PPP3PP/R4RK1 b - - 0 18", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r1b2rk1/1p4p1/p2bqnQB/2ppp3/8/2NP1N2/PPP3PP/R4RK1 b - - 0 18", "file_name": "sample_000113/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000114", "puzzle_id": "igJ6O", "task": "task1", "fen": "8/8/5p1k/1p2p2p/2p1PP2/PpP3K1/1P4P1/8 b - - 0 44", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/8/5p1k/1p2p2p/2p1PP2/PpP3K1/1P4P1/8 b - - 0 44", "file_name": "sample_000114/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000115", "puzzle_id": "Qg8lm", "task": "task1", "fen": "r4rk1/pp6/4R3/3p2PB/2p2q2/2Pb1PK1/PP4Q1/7R w - - 8 32", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r4rk1/pp6/4R3/3p2PB/2p2q2/2Pb1PK1/PP4Q1/7R w - - 8 32", "file_name": "sample_000115/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000116", "puzzle_id": "NCz9y", "task": "task1", "fen": "7k/8/8/p7/1p1p2NP/1P4P1/4K3/2n5 w - - 2 45", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "7k/8/8/p7/1p1p2NP/1P4P1/4K3/2n5 w - - 2 45", "file_name": "sample_000116/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000117", "puzzle_id": "TRRQ9", "task": "task1", "fen": "r1k5/8/3P2pp/2q1Bbb1/p1P5/P4Q2/4R1PP/7K b - - 2 36", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r1k5/8/3P2pp/2q1Bbb1/p1P5/P4Q2/4R1PP/7K b - - 2 36", "file_name": "sample_000117/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000118", "puzzle_id": "eAI8N", "task": "task1", "fen": "1r4k1/6pp/p1BR4/3PP3/1P3n2/r7/3p1P2/1R4K1 w - - 0 29", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "1r4k1/6pp/p1BR4/3PP3/1P3n2/r7/3p1P2/1R4K1 w - - 0 29", "file_name": "sample_000118/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000119", "puzzle_id": "qtAhU", "task": "task1", "fen": "5k2/P5pp/5p2/1K2p3/4P3/7P/2p2PP1/3r1R2 b - - 0 37", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "5k2/P5pp/5p2/1K2p3/4P3/7P/2p2PP1/3r1R2 b - - 0 37", "file_name": "sample_000119/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000120", "puzzle_id": "QMySs", "task": "task1", "fen": "7k/2r2rpP/pn2Q2B/qp1p4/3Pp3/1Pb5/1PP2P1N/1K1R2R1 b - - 0 27", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "7k/2r2rpP/pn2Q2B/qp1p4/3Pp3/1Pb5/1PP2P1N/1K1R2R1 b - - 0 27", "file_name": "sample_000120/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000121", "puzzle_id": "KkqX3", "task": "task1", "fen": "r1bq1r2/2p3pk/p1n4b/2N2p1Q/NpBPp3/4P2P/PPPK4/6RR b - - 6 21", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r1bq1r2/2p3pk/p1n4b/2N2p1Q/NpBPp3/4P2P/PPPK4/6RR b - - 6 21", "file_name": "sample_000121/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000122", "puzzle_id": "MHp1S", "task": "task1", "fen": "8/8/3r3k/p4pRp/3r1P2/1P1p1K2/P2R4/8 b - - 5 38", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/8/3r3k/p4pRp/3r1P2/1P1p1K2/P2R4/8 b - - 5 38", "file_name": "sample_000122/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000123", "puzzle_id": "Jhldk", "task": "task1", "fen": "N2kr3/p2p1p1Q/1pn2p2/2q5/5P2/5B2/P1P3PP/R4b1K w - - 0 21", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "N2kr3/p2p1p1Q/1pn2p2/2q5/5P2/5B2/P1P3PP/R4b1K w - - 0 21", "file_name": "sample_000123/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000124", "puzzle_id": "If8vg", "task": "task1", "fen": "1r5r/QBk2pp1/3p1b1p/3p4/4qPb1/1R6/PPP3PP/2K4R b - - 0 20", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "1r5r/QBk2pp1/3p1b1p/3p4/4qPb1/1R6/PPP3PP/2K4R b - - 0 20", "file_name": "sample_000124/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000125", "puzzle_id": "poktS", "task": "task1", "fen": "6k1/5pb1/1Q4pp/3qP3/3P1P2/4N1Pb/5B1P/5rK1 w - - 0 32", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "6k1/5pb1/1Q4pp/3qP3/3P1P2/4N1Pb/5B1P/5rK1 w - - 0 32", "file_name": "sample_000125/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000126", "puzzle_id": "Zug48", "task": "task1", "fen": "2kr4/pp3p1Q/2bp3b/4P3/4P3/2N1qNK1/PPn3PP/3R3R w - - 1 18", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "2kr4/pp3p1Q/2bp3b/4P3/4P3/2N1qNK1/PPn3PP/3R3R w - - 1 18", "file_name": "sample_000126/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000127", "puzzle_id": "Gsyvc", "task": "task1", "fen": "r6r/pb2kpp1/3bpq1p/1Bp5/4N3/5P2/PPP3PP/R2QK2R b KQ - 3 15", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r6r/pb2kpp1/3bpq1p/1Bp5/4N3/5P2/PPP3PP/R2QK2R b KQ - 3 15", "file_name": "sample_000127/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000128", "puzzle_id": "zepzq", "task": "task1", "fen": "4k1r1/2R4R/1p1rp1N1/p7/Pn1PP3/4K1p1/1P6/8 b - - 1 47", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "4k1r1/2R4R/1p1rp1N1/p7/Pn1PP3/4K1p1/1P6/8 b - - 1 47", "file_name": "sample_000128/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000129", "puzzle_id": "IQinK", "task": "task1", "fen": "R7/5p1k/2p1r1p1/3p1pPr/3P1P2/2q1P2p/4QK1P/1R6 b - - 2 42", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "R7/5p1k/2p1r1p1/3p1pPr/3P1P2/2q1P2p/4QK1P/1R6 b - - 2 42", "file_name": "sample_000129/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000130", "puzzle_id": "0yvP4", "task": "task1", "fen": "8/4Q2p/6p1/1p3p1k/p6P/Pq4P1/5P1K/8 b - - 8 40", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/4Q2p/6p1/1p3p1k/p6P/Pq4P1/5P1K/8 b - - 8 40", "file_name": "sample_000130/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000131", "puzzle_id": "38YfO", "task": "task1", "fen": "8/1p3k1p/4p1p1/P1Prb3/2R5/3rB2P/5PP1/R5K1 w - - 0 29", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/1p3k1p/4p1p1/P1Prb3/2R5/3rB2P/5PP1/R5K1 w - - 0 29", "file_name": "sample_000131/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000132", "puzzle_id": "1pwo1", "task": "task1", "fen": "r2qk2r/1b1p1pb1/p1n1p1pp/1pB5/4P1PP/2N2P2/PPPQ4/2KR1B1R b kq - 1 13", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r2qk2r/1b1p1pb1/p1n1p1pp/1pB5/4P1PP/2N2P2/PPPQ4/2KR1B1R b kq - 1 13", "file_name": "sample_000132/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000133", "puzzle_id": "1iMBc", "task": "task1", "fen": "5r1k/2q3pp/p7/1pb2P2/7P/2Q3P1/PPP5/2K1R3 b - - 0 26", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "5r1k/2q3pp/p7/1pb2P2/7P/2Q3P1/PPP5/2K1R3 b - - 0 26", "file_name": "sample_000133/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000134", "puzzle_id": "ffSNx", "task": "task1", "fen": "k7/r4bpp/1q3p2/4pP2/2p1P3/1rPp2P1/R2Q2BP/R6K b - - 1 37", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "k7/r4bpp/1q3p2/4pP2/2p1P3/1rPp2P1/R2Q2BP/R6K b - - 1 37", "file_name": "sample_000134/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000135", "puzzle_id": "CsEhW", "task": "task1", "fen": "r1b2r1k/1pp3pp/1n6/pN1PPp2/P5nq/1B6/1PP2PPP/R1BQR1K1 w - - 1 14", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r1b2r1k/1pp3pp/1n6/pN1PPp2/P5nq/1B6/1PP2PPP/R1BQR1K1 w - - 1 14", "file_name": "sample_000135/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000136", "puzzle_id": "6zNbg", "task": "task1", "fen": "1r5k/5ppb/q6p/p3p3/2PpP3/Q2P2P1/5PBP/R5K1 w - - 0 27", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "1r5k/5ppb/q6p/p3p3/2PpP3/Q2P2P1/5PBP/R5K1 w - - 0 27", "file_name": "sample_000136/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000137", "puzzle_id": "3rwqv", "task": "task1", "fen": "k2r1b1r/1p4pp/p1n1Qn2/q1p4b/2B2B1N/P1NP4/1PP3PP/R4RK1 w - - 3 16", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "k2r1b1r/1p4pp/p1n1Qn2/q1p4b/2B2B1N/P1NP4/1PP3PP/R4RK1 w - - 3 16", "file_name": "sample_000137/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000138", "puzzle_id": "eqHvC", "task": "task1", "fen": "4r3/r3Pkp1/P1p5/3p1qp1/2pP2p1/4Q1P1/4RP2/R5K1 b - - 2 39", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "4r3/r3Pkp1/P1p5/3p1qp1/2pP2p1/4Q1P1/4RP2/R5K1 b - - 2 39", "file_name": "sample_000138/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000139", "puzzle_id": "aWtU2", "task": "task1", "fen": "5rk1/3b1pp1/3q1b1p/1N6/2P5/3B4/5PPP/3Q1RK1 b - - 1 25", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "5rk1/3b1pp1/3q1b1p/1N6/2P5/3B4/5PPP/3Q1RK1 b - - 1 25", "file_name": "sample_000139/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000140", "puzzle_id": "j7rKq", "task": "task1", "fen": "r3r1k1/ppq2pp1/6bp/3p4/4nbP1/2P2N1P/PP3P2/R1BQRBK1 w - - 2 20", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r3r1k1/ppq2pp1/6bp/3p4/4nbP1/2P2N1P/PP3P2/R1BQRBK1 w - - 2 20", "file_name": "sample_000140/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000141", "puzzle_id": "Hlekf", "task": "task1", "fen": "Q7/5pkp/5rp1/p6q/P1Br1n2/1P5P/2P2PP1/4RRK1 w - - 7 29", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "Q7/5pkp/5rp1/p6q/P1Br1n2/1P5P/2P2PP1/4RRK1 w - - 7 29", "file_name": "sample_000141/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000142", "puzzle_id": "n5Lww", "task": "task1", "fen": "8/8/5R2/3p4/3P1P1p/4k3/r7/6K1 w - - 0 55", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/8/5R2/3p4/3P1P1p/4k3/r7/6K1 w - - 0 55", "file_name": "sample_000142/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000143", "puzzle_id": "f9uHu", "task": "task1", "fen": "6r1/7p/p3kn2/3p4/1p1N4/4P1P1/r6P/3R1RK1 b - - 1 25", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "6r1/7p/p3kn2/3p4/1p1N4/4P1P1/r6P/3R1RK1 b - - 1 25", "file_name": "sample_000143/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000144", "puzzle_id": "3Bh1t", "task": "task1", "fen": "r3nrk1/ppqbbppp/2n1p3/2ppN2N/5P2/1P2P3/PBPP2PP/R2QKB1R w KQ - 3 11", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r3nrk1/ppqbbppp/2n1p3/2ppN2N/5P2/1P2P3/PBPP2PP/R2QKB1R w KQ - 3 11", "file_name": "sample_000144/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000145", "puzzle_id": "ADmSQ", "task": "task1", "fen": "4r1k1/1p3pp1/2p4p/p5q1/PnPPrN2/1Q4P1/1P3RKP/3R4 w - - 5 24", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "4r1k1/1p3pp1/2p4p/p5q1/PnPPrN2/1Q4P1/1P3RKP/3R4 w - - 5 24", "file_name": "sample_000145/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000146", "puzzle_id": "5dExu", "task": "task1", "fen": "r1b1R1k1/2p3p1/p1p4p/1p6/5b1q/3P4/PPP3QN/R5K1 b - - 2 24", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r1b1R1k1/2p3p1/p1p4p/1p6/5b1q/3P4/PPP3QN/R5K1 b - - 2 24", "file_name": "sample_000146/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000147", "puzzle_id": "nJVCg", "task": "task1", "fen": "rb3rk1/1b1R2pp/p3p3/1p3p2/1Pq5/P1NQPnPP/1B3P2/1B1R1K2 b - - 7 23", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "rb3rk1/1b1R2pp/p3p3/1p3p2/1Pq5/P1NQPnPP/1B3P2/1B1R1K2 b - - 7 23", "file_name": "sample_000147/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000148", "puzzle_id": "syGwf", "task": "task1", "fen": "2r1k2r/1b1nbppp/p2p4/3P4/2p1QB2/Pq3N1P/1P2BPP1/2KRR3 b k - 0 19", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "2r1k2r/1b1nbppp/p2p4/3P4/2p1QB2/Pq3N1P/1P2BPP1/2KRR3 b k - 0 19", "file_name": "sample_000148/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000149", "puzzle_id": "2Gqwl", "task": "task1", "fen": "3r2k1/3P1pp1/1b6/7p/3Bn2P/4NqP1/5P2/3RQ1K1 b - - 2 32", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "3r2k1/3P1pp1/1b6/7p/3Bn2P/4NqP1/5P2/3RQ1K1 b - - 2 32", "file_name": "sample_000149/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000150", "puzzle_id": "H8m3T", "task": "task1", "fen": "b2r2k1/5ppp/pp1q4/3p2Q1/8/1P5P/PB3PP1/1R4K1 b - - 3 27", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "b2r2k1/5ppp/pp1q4/3p2Q1/8/1P5P/PB3PP1/1R4K1 b - - 3 27", "file_name": "sample_000150/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000151", "puzzle_id": "ShwXJ", "task": "task1", "fen": "8/8/3R4/p1kPpK2/5p2/PP3P2/3r4/8 w - - 1 41", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/8/3R4/p1kPpK2/5p2/PP3P2/3r4/8 w - - 1 41", "file_name": "sample_000151/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000152", "puzzle_id": "WbrrU", "task": "task1", "fen": "2kr3r/p1p3p1/2pb1q2/3n3p/Q2Pp3/8/PP3PPP/RNB2RK1 w - - 0 16", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "2kr3r/p1p3p1/2pb1q2/3n3p/Q2Pp3/8/PP3PPP/RNB2RK1 w - - 0 16", "file_name": "sample_000152/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000153", "puzzle_id": "pm01B", "task": "task1", "fen": "1R3r1k/5Qbp/2p2pp1/2P5/3q4/7P/5PP1/4R1K1 b - - 1 30", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "1R3r1k/5Qbp/2p2pp1/2P5/3q4/7P/5PP1/4R1K1 b - - 1 30", "file_name": "sample_000153/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000154", "puzzle_id": "w1Vyc", "task": "task1", "fen": "2kr3r/pp6/2p2n2/4q3/8/1B6/PPP2PP1/R1B1R1K1 w - - 0 22", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "2kr3r/pp6/2p2n2/4q3/8/1B6/PPP2PP1/R1B1R1K1 w - - 0 22", "file_name": "sample_000154/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000155", "puzzle_id": "RuRWY", "task": "task1", "fen": "8/8/p5p1/P1K1B2p/1P2k2P/2P5/6P1/5b2 w - - 18 48", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/8/p5p1/P1K1B2p/1P2k2P/2P5/6P1/5b2 w - - 18 48", "file_name": "sample_000155/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000156", "puzzle_id": "S4l8G", "task": "task1", "fen": "3r2k1/p3R1pp/1p2Q3/8/1P6/q5P1/7P/6K1 b - - 1 36", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "3r2k1/p3R1pp/1p2Q3/8/1P6/q5P1/7P/6K1 b - - 1 36", "file_name": "sample_000156/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000157", "puzzle_id": "a8Puf", "task": "task1", "fen": "r1bqk1r1/ppp2p1p/2p5/2b5/4n2B/2NP4/PPP2PPP/R2QKB1R w KQq - 0 9", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r1bqk1r1/ppp2p1p/2p5/2b5/4n2B/2NP4/PPP2PPP/R2QKB1R w KQq - 0 9", "file_name": "sample_000157/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000158", "puzzle_id": "fZsoA", "task": "task1", "fen": "r4rk1/ppqnbpp1/2p1n2p/4p3/PPQ1P3/2N2NBP/2P2PP1/R4RK1 w - - 1 16", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r4rk1/ppqnbpp1/2p1n2p/4p3/PPQ1P3/2N2NBP/2P2PP1/R4RK1 w - - 1 16", "file_name": "sample_000158/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000159", "puzzle_id": "BvH0X", "task": "task1", "fen": "q4rk1/5Ppp/b1p1pn2/3n3P/4Q3/1P3N2/1KPP1PB1/7R b - - 0 23", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "q4rk1/5Ppp/b1p1pn2/3n3P/4Q3/1P3N2/1KPP1PB1/7R b - - 0 23", "file_name": "sample_000159/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000160", "puzzle_id": "BJFNG", "task": "task1", "fen": "3r4/7k/8/p1b1p1R1/b3P3/5R2/1P2N1PP/4rK2 w - - 0 32", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "3r4/7k/8/p1b1p1R1/b3P3/5R2/1P2N1PP/4rK2 w - - 0 32", "file_name": "sample_000160/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000161", "puzzle_id": "q4yqI", "task": "task1", "fen": "2k4r/ppp2Np1/7p/2b5/2P1R3/1P4Pb/P4P1P/R1Br2K1 w - - 1 18", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "2k4r/ppp2Np1/7p/2b5/2P1R3/1P4Pb/P4P1P/R1Br2K1 w - - 1 18", "file_name": "sample_000161/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000162", "puzzle_id": "6GSb2", "task": "task1", "fen": "4r1k1/ppr2pb1/6p1/2pBP3/3P2P1/P3BQ2/1q6/5RK1 b - - 1 28", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "4r1k1/ppr2pb1/6p1/2pBP3/3P2P1/P3BQ2/1q6/5RK1 b - - 1 28", "file_name": "sample_000162/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000163", "puzzle_id": "t2Rjs", "task": "task1", "fen": "r4r1k/pp3pbp/2q5/4pPQP/8/2N5/PPP3P1/2KR3R w - - 1 20", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r4r1k/pp3pbp/2q5/4pPQP/8/2N5/PPP3P1/2KR3R w - - 1 20", "file_name": "sample_000163/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000164", "puzzle_id": "QewKX", "task": "task1", "fen": "4r2k/ppp4p/3b1p2/3Q1p1q/3P4/2P2N1P/PP3PP1/5RK1 w - - 0 20", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "4r2k/ppp4p/3b1p2/3Q1p1q/3P4/2P2N1P/PP3PP1/5RK1 w - - 0 20", "file_name": "sample_000164/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000165", "puzzle_id": "cPjK2", "task": "task1", "fen": "1r1q1r1k/5p2/p1pp3p/1p5P/3pPQ2/P2P4/1PP3P1/R3R1K1 b - - 0 26", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "1r1q1r1k/5p2/p1pp3p/1p5P/3pPQ2/P2P4/1PP3P1/R3R1K1 b - - 0 26", "file_name": "sample_000165/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000166", "puzzle_id": "AKRUc", "task": "task1", "fen": "1k1rr3/ppp2R2/3q3p/8/8/P7/1P3QPP/2R3K1 w - - 2 26", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "1k1rr3/ppp2R2/3q3p/8/8/P7/1P3QPP/2R3K1 w - - 2 26", "file_name": "sample_000166/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000167", "puzzle_id": "l0X0U", "task": "task1", "fen": "r1q2rBk/p3np2/1p2p3/n2bN1p1/7R/2P3B1/P1Q2PPP/5RK1 b - - 1 20", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r1q2rBk/p3np2/1p2p3/n2bN1p1/7R/2P3B1/P1Q2PPP/5RK1 b - - 1 20", "file_name": "sample_000167/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000168", "puzzle_id": "AVkfa", "task": "task1", "fen": "r6k/pp4pp/2p1Qb2/3p1N2/1q1P4/8/PPP4r/1K2R1R1 b - - 4 26", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r6k/pp4pp/2p1Qb2/3p1N2/1q1P4/8/PPP4r/1K2R1R1 b - - 4 26", "file_name": "sample_000168/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000169", "puzzle_id": "POlkd", "task": "task1", "fen": "8/kpp5/p7/1q1r1NpP/1n4P1/Q7/PP6/1K1R4 w - - 3 38", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/kpp5/p7/1q1r1NpP/1n4P1/Q7/PP6/1K1R4 w - - 3 38", "file_name": "sample_000169/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000170", "puzzle_id": "XGGCk", "task": "task1", "fen": "r2r2k1/4bppp/p1n5/1p1p4/3P4/P4P1P/BP1B1P2/2R1R1K1 b - - 3 22", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r2r2k1/4bppp/p1n5/1p1p4/3P4/P4P1P/BP1B1P2/2R1R1K1 b - - 3 22", "file_name": "sample_000170/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000171", "puzzle_id": "xbuIs", "task": "task1", "fen": "8/1p1k1b1p/3p1P2/2nN4/2P2P2/4p3/4B1KP/8 b - - 0 37", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/1p1k1b1p/3p1P2/2nN4/2P2P2/4p3/4B1KP/8 b - - 0 37", "file_name": "sample_000171/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000172", "puzzle_id": "CkEmW", "task": "task1", "fen": "8/7p/p2p2p1/1k1p1p2/1P1P2P1/2K1PP2/7P/8 w - - 0 31", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/7p/p2p2p1/1k1p1p2/1P1P2P1/2K1PP2/7P/8 w - - 0 31", "file_name": "sample_000172/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000173", "puzzle_id": "mLdcS", "task": "task1", "fen": "6k1/1p3p1p/p3p1pP/1B1pP3/P7/r7/3K4/2R5 b - - 1 30", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "6k1/1p3p1p/p3p1pP/1B1pP3/P7/r7/3K4/2R5 b - - 1 30", "file_name": "sample_000173/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000174", "puzzle_id": "82F67", "task": "task1", "fen": "8/7p/p1p1p1k1/1p2P1p1/2pP2K1/P1Pr1P2/1P2R2P/8 w - - 2 46", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/7p/p1p1p1k1/1p2P1p1/2pP2K1/P1Pr1P2/1P2R2P/8 w - - 2 46", "file_name": "sample_000174/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000175", "puzzle_id": "NqSeC", "task": "task1", "fen": "8/6Rp/3N4/3kP3/1K6/r4rP1/7P/8 w - - 1 43", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/6Rp/3N4/3kP3/1K6/r4rP1/7P/8 w - - 1 43", "file_name": "sample_000175/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000176", "puzzle_id": "CJAM7", "task": "task1", "fen": "r3kb1Q/p4q2/3p4/2p5/5rPB/PP2Kb1P/1P3P2/R3R3 b q - 3 26", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r3kb1Q/p4q2/3p4/2p5/5rPB/PP2Kb1P/1P3P2/R3R3 b q - 3 26", "file_name": "sample_000176/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000177", "puzzle_id": "QKtrg", "task": "task1", "fen": "2r3k1/R5pp/1p6/4Np2/3Pn2B/8/1P2bPPP/6K1 w - - 3 27", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "2r3k1/R5pp/1p6/4Np2/3Pn2B/8/1P2bPPP/6K1 w - - 3 27", "file_name": "sample_000177/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000178", "puzzle_id": "1uAf4", "task": "task1", "fen": "8/4kp2/1p4p1/Pb5p/4P2P/1RnpK1P1/5P2/8 b - - 2 48", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/4kp2/1p4p1/Pb5p/4P2P/1RnpK1P1/5P2/8 b - - 2 48", "file_name": "sample_000178/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000179", "puzzle_id": "y9OYc", "task": "task1", "fen": "2rr2k1/ppq1bb1p/2n1pppB/8/Q3B3/5N1P/PP3PP1/2R2RK1 b - - 7 21", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "2rr2k1/ppq1bb1p/2n1pppB/8/Q3B3/5N1P/PP3PP1/2R2RK1 b - - 7 21", "file_name": "sample_000179/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000180", "puzzle_id": "f0oCM", "task": "task1", "fen": "1r3Bk1/ppp2p1p/2np2p1/4p3/2N1Pn1q/1QPP4/PP2B2P/R4KR1 w - - 0 16", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "1r3Bk1/ppp2p1p/2np2p1/4p3/2N1Pn1q/1QPP4/PP2B2P/R4KR1 w - - 0 16", "file_name": "sample_000180/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000181", "puzzle_id": "YzZ2t", "task": "task1", "fen": "8/8/7p/ppN2p2/8/2K2P1P/k7/8 w - - 2 54", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/8/7p/ppN2p2/8/2K2P1P/k7/8 w - - 2 54", "file_name": "sample_000181/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000182", "puzzle_id": "F0sE2", "task": "task1", "fen": "8/3Qbrkp/p4N2/4q1P1/6KP/8/PPP5/3R4 b - - 7 39", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/3Qbrkp/p4N2/4q1P1/6KP/8/PPP5/3R4 b - - 7 39", "file_name": "sample_000182/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000183", "puzzle_id": "ar8OB", "task": "task1", "fen": "r2n1Rk1/p2bq3/1p2p1B1/7Q/3P3P/2P3P1/P7/6K1 b - - 4 30", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r2n1Rk1/p2bq3/1p2p1B1/7Q/3P3P/2P3P1/P7/6K1 b - - 4 30", "file_name": "sample_000183/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000184", "puzzle_id": "8tLdQ", "task": "task1", "fen": "r7/2knbppp/p1p5/4p3/N3P3/1P2BP2/1P1RK1PP/8 b - - 2 19", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r7/2knbppp/p1p5/4p3/N3P3/1P2BP2/1P1RK1PP/8 b - - 2 19", "file_name": "sample_000184/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000185", "puzzle_id": "3EMDb", "task": "task1", "fen": "2k5/K2n3p/1P6/8/7P/5pB1/8/8 b - - 0 52", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "2k5/K2n3p/1P6/8/7P/5pB1/8/8 b - - 0 52", "file_name": "sample_000185/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000186", "puzzle_id": "n5KJk", "task": "task1", "fen": "8/R5pk/1p5p/1P3p2/2Pn1P2/6P1/P2r3P/5BK1 w - - 1 41", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/R5pk/1p5p/1P3p2/2Pn1P2/6P1/P2r3P/5BK1 w - - 1 41", "file_name": "sample_000186/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000187", "puzzle_id": "CMUtS", "task": "task1", "fen": "8/pp3pQP/1kp5/6K1/4q3/6P1/P7/8 b - - 4 40", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/pp3pQP/1kp5/6K1/4q3/6P1/P7/8 b - - 4 40", "file_name": "sample_000187/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000188", "puzzle_id": "UNTUL", "task": "task1", "fen": "r3k2r/1b1p1ppp/p3p1q1/2p5/2P5/1NP3P1/P4K1P/R1BQR3 w kq - 4 16", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r3k2r/1b1p1ppp/p3p1q1/2p5/2P5/1NP3P1/P4K1P/R1BQR3 w kq - 4 16", "file_name": "sample_000188/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000189", "puzzle_id": "N1sKX", "task": "task1", "fen": "6rr/P3p3/1BB2k2/2P2p2/4p3/8/4K1pb/1R5R w - - 0 41", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "6rr/P3p3/1BB2k2/2P2p2/4p3/8/4K1pb/1R5R w - - 0 41", "file_name": "sample_000189/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000190", "puzzle_id": "spHOR", "task": "task1", "fen": "8/8/6k1/K5P1/4p3/1P1p4/n2B4/8 w - - 1 51", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/8/6k1/K5P1/4p3/1P1p4/n2B4/8 w - - 1 51", "file_name": "sample_000190/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000191", "puzzle_id": "UkCSZ", "task": "task1", "fen": "4r2k/4Np1p/p2r2p1/1ppN4/2p5/7P/Pb3PP1/3RR1K1 b - - 1 23", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "4r2k/4Np1p/p2r2p1/1ppN4/2p5/7P/Pb3PP1/3RR1K1 b - - 1 23", "file_name": "sample_000191/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000192", "puzzle_id": "GF5fy", "task": "task1", "fen": "3r4/8/4q1pk/2prPp1p/PpNb1P1P/1P1R2P1/2QR3K/8 w - - 15 48", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "3r4/8/4q1pk/2prPp1p/PpNb1P1P/1P1R2P1/2QR3K/8 w - - 15 48", "file_name": "sample_000192/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000193", "puzzle_id": "n2iTw", "task": "task1", "fen": "r1bqr1k1/ppp2p1p/2n3p1/b3p1N1/2QP4/2P1B3/P1P2PPP/R2K1B1R b - - 3 14", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r1bqr1k1/ppp2p1p/2n3p1/b3p1N1/2QP4/2P1B3/P1P2PPP/R2K1B1R b - - 3 14", "file_name": "sample_000193/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000194", "puzzle_id": "Kg9xD", "task": "task1", "fen": "8/8/pp6/3k3p/P2p1P1P/3K4/1P6/8 w - - 0 42", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/8/pp6/3k3p/P2p1P1P/3K4/1P6/8 w - - 0 42", "file_name": "sample_000194/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000195", "puzzle_id": "160fk", "task": "task1", "fen": "6k1/7p/1pp3b1/4N3/P1P2p2/1q3P2/4Q1KP/8 b - - 0 31", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "6k1/7p/1pp3b1/4N3/P1P2p2/1q3P2/4Q1KP/8 b - - 0 31", "file_name": "sample_000195/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000196", "puzzle_id": "ttn58", "task": "task1", "fen": "r2q1b1r/pp1k1ppp/2bP4/2Q5/8/7P/PPP2PP1/R1B1KB1R w KQ - 1 13", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r2q1b1r/pp1k1ppp/2bP4/2Q5/8/7P/PPP2PP1/R1B1KB1R w KQ - 1 13", "file_name": "sample_000196/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000197", "puzzle_id": "6NF8J", "task": "task1", "fen": "1k1r3r/1b6/2p1Q1B1/pp2P1q1/3P3p/2P3P1/P1P2P1P/R4RK1 w - - 1 21", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "1k1r3r/1b6/2p1Q1B1/pp2P1q1/3P3p/2P3P1/P1P2P1P/R4RK1 w - - 1 21", "file_name": "sample_000197/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000198", "puzzle_id": "suzVk", "task": "task1", "fen": "8/4q3/8/8/5kPK/8/2Q4P/8 w - - 3 55", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/4q3/8/8/5kPK/8/2Q4P/8 w - - 3 55", "file_name": "sample_000198/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000199", "puzzle_id": "HOhrc", "task": "task1", "fen": "8/5R1p/8/pP4p1/P5P1/4knK1/4r2P/8 b - - 4 34", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/5R1p/8/pP4p1/P5P1/4knK1/4r2P/8 b - - 4 34", "file_name": "sample_000199/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000200", "puzzle_id": "4krct", "task": "task1", "fen": "8/pppk1r1r/3bQ3/8/3P2p1/8/PP2R3/6K1 b - - 7 33", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/pppk1r1r/3bQ3/8/3P2p1/8/PP2R3/6K1 b - - 7 33", "file_name": "sample_000200/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000201", "puzzle_id": "MOPT8", "task": "task1", "fen": "r3r3/pp4kB/3p4/2pP2R1/1nP1p3/1KN3P1/PP1q2P1/7R b - - 3 26", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r3r3/pp4kB/3p4/2pP2R1/1nP1p3/1KN3P1/PP1q2P1/7R b - - 3 26", "file_name": "sample_000201/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000202", "puzzle_id": "oT56T", "task": "task1", "fen": "r3kb1r/pp3ppp/5nb1/8/1PPqPB2/P1NB1Q1P/5PP1/R3K2R w KQkq - 1 15", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r3kb1r/pp3ppp/5nb1/8/1PPqPB2/P1NB1Q1P/5PP1/R3K2R w KQkq - 1 15", "file_name": "sample_000202/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000203", "puzzle_id": "mRzVh", "task": "task1", "fen": "3r4/6p1/p6p/1p6/1P1p2P1/Pk3R1P/4KP2/8 b - - 2 38", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "3r4/6p1/p6p/1p6/1P1p2P1/Pk3R1P/4KP2/8 b - - 2 38", "file_name": "sample_000203/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000204", "puzzle_id": "PFI9n", "task": "task1", "fen": "r2r2k1/p3bp2/2p3p1/4Q3/2P1PPb1/4B3/qP6/2KR1BR1 w - - 1 26", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r2r2k1/p3bp2/2p3p1/4Q3/2P1PPb1/4B3/qP6/2KR1BR1 w - - 1 26", "file_name": "sample_000204/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000205", "puzzle_id": "Ewkn2", "task": "task1", "fen": "r1br2k1/ppq2ppp/5b2/8/2p5/2N1QN2/P4PPP/2R2RK1 b - - 1 17", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r1br2k1/ppq2ppp/5b2/8/2p5/2N1QN2/P4PPP/2R2RK1 b - - 1 17", "file_name": "sample_000205/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000206", "puzzle_id": "MlV9J", "task": "task1", "fen": "rn3rk1/1pBqbppp/p3pn2/1Np1Nb2/2BP4/4P3/PP3PPP/R2Q1RK1 b - - 3 11", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "rn3rk1/1pBqbppp/p3pn2/1Np1Nb2/2BP4/4P3/PP3PPP/R2Q1RK1 b - - 3 11", "file_name": "sample_000206/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000207", "puzzle_id": "isHcL", "task": "task1", "fen": "2r3k1/p4p1p/5p2/8/2p1rP2/2R3PP/PP1K4/6R1 w - - 0 27", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "2r3k1/p4p1p/5p2/8/2p1rP2/2R3PP/PP1K4/6R1 w - - 0 27", "file_name": "sample_000207/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000208", "puzzle_id": "kmuIC", "task": "task1", "fen": "6k1/r6p/3p4/3n4/1P5q/P3b3/6QP/5R1K b - - 1 32", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "6k1/r6p/3p4/3n4/1P5q/P3b3/6QP/5R1K b - - 1 32", "file_name": "sample_000208/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000209", "puzzle_id": "ciUvC", "task": "task1", "fen": "1r5k/p5pp/3p4/6q1/3PQp2/P1P2B1b/6P1/4R1K1 b - - 1 27", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "1r5k/p5pp/3p4/6q1/3PQp2/P1P2B1b/6P1/4R1K1 b - - 1 27", "file_name": "sample_000209/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000210", "puzzle_id": "GNQt4", "task": "task1", "fen": "1r2r2k/1b5p/p4ppP/1p6/3B3R/1QP3P1/P4P2/3Rq1K1 w - - 1 39", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "1r2r2k/1b5p/p4ppP/1p6/3B3R/1QP3P1/P4P2/3Rq1K1 w - - 1 39", "file_name": "sample_000210/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000211", "puzzle_id": "Pbng2", "task": "task1", "fen": "4R3/p1q2kpp/2p3p1/2Pp4/5r2/4Q2P/P4PP1/6K1 b - - 5 28", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "4R3/p1q2kpp/2p3p1/2Pp4/5r2/4Q2P/P4PP1/6K1 b - - 5 28", "file_name": "sample_000211/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000212", "puzzle_id": "MU3mY", "task": "task1", "fen": "4k2r/2pbq1p1/p3pn2/2B4p/2Q2N2/K1b2P2/1rP3PP/3R3R b k - 5 25", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "4k2r/2pbq1p1/p3pn2/2B4p/2Q2N2/K1b2P2/1rP3PP/3R3R b k - 5 25", "file_name": "sample_000212/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000213", "puzzle_id": "ZeB1x", "task": "task1", "fen": "b1r5/P2k2pp/R2b4/3PR3/4P3/7P/1P4P1/7K w - - 1 37", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "b1r5/P2k2pp/R2b4/3PR3/4P3/7P/1P4P1/7K w - - 1 37", "file_name": "sample_000213/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000214", "puzzle_id": "Dj6Ul", "task": "task1", "fen": "6q1/6p1/2R3kp/8/1p4N1/5PP1/2P3K1/8 b - - 1 39", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "6q1/6p1/2R3kp/8/1p4N1/5PP1/2P3K1/8 b - - 1 39", "file_name": "sample_000214/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000215", "puzzle_id": "ur5XL", "task": "task1", "fen": "2k3rr/ppp2p1p/3b2q1/P2P2B1/2P4Q/5N2/P4PPP/R4RK1 w - - 3 17", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "2k3rr/ppp2p1p/3b2q1/P2P2B1/2P4Q/5N2/P4PPP/R4RK1 w - - 3 17", "file_name": "sample_000215/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000216", "puzzle_id": "OYQm4", "task": "task1", "fen": "6k1/pp4pp/8/5n2/5R2/P5BP/1r1r1PP1/4R1K1 b - - 10 32", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "6k1/pp4pp/8/5n2/5R2/P5BP/1r1r1PP1/4R1K1 b - - 10 32", "file_name": "sample_000216/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000217", "puzzle_id": "YezTb", "task": "task1", "fen": "3rk1nr/p3bppp/2p1b3/1N6/3qPB2/3B4/PP4PP/R2Q1R1K b k - 6 16", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "3rk1nr/p3bppp/2p1b3/1N6/3qPB2/3B4/PP4PP/R2Q1R1K b k - 6 16", "file_name": "sample_000217/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000218", "puzzle_id": "G9lm3", "task": "task1", "fen": "5b2/1p1q2kp/2p2pp1/8/2PQ4/1P2P3/P4PB1/6K1 b - - 1 35", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "5b2/1p1q2kp/2p2pp1/8/2PQ4/1P2P3/P4PB1/6K1 b - - 1 35", "file_name": "sample_000218/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000219", "puzzle_id": "uddQZ", "task": "task1", "fen": "r4rk1/3Q3p/p4p2/1p3p2/8/P4R2/1PP3PP/2qN2K1 b - - 0 21", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r4rk1/3Q3p/p4p2/1p3p2/8/P4R2/1PP3PP/2qN2K1 b - - 0 21", "file_name": "sample_000219/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000220", "puzzle_id": "WHS9d", "task": "task1", "fen": "3r1r2/p5k1/2pN1qp1/1pPb3p/1P2p3/6Q1/P4PPP/3RR1K1 w - - 2 28", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "3r1r2/p5k1/2pN1qp1/1pPb3p/1P2p3/6Q1/P4PPP/3RR1K1 w - - 2 28", "file_name": "sample_000220/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000221", "puzzle_id": "QRPBt", "task": "task1", "fen": "8/1kr5/3R1p2/pbp2Bp1/6P1/P5P1/6P1/6K1 b - - 1 38", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/1kr5/3R1p2/pbp2Bp1/6P1/P5P1/6P1/6K1 b - - 1 38", "file_name": "sample_000221/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000222", "puzzle_id": "mZ3NX", "task": "task1", "fen": "3Q2k1/5rpp/2p2p2/1pB5/3P4/P6P/5PPK/2q5 b - - 1 34", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "3Q2k1/5rpp/2p2p2/1pB5/3P4/P6P/5PPK/2q5 b - - 1 34", "file_name": "sample_000222/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000223", "puzzle_id": "fKhUQ", "task": "task1", "fen": "2rr2k1/p3bpp1/1p2pN2/2n1q1B1/2P5/3Q3R/PPB3PP/3R3K b - - 0 24", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "2rr2k1/p3bpp1/1p2pN2/2n1q1B1/2P5/3Q3R/PPB3PP/3R3K b - - 0 24", "file_name": "sample_000223/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000224", "puzzle_id": "sajFL", "task": "task1", "fen": "6r1/5p2/Q2bpk1p/2p2p2/P1Pp1q2/P2P1N1P/5PP1/5RK1 w - - 1 25", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "6r1/5p2/Q2bpk1p/2p2p2/P1Pp1q2/P2P1N1P/5PP1/5RK1 w - - 1 25", "file_name": "sample_000224/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000225", "puzzle_id": "3at86", "task": "task1", "fen": "8/5r2/8/4pk2/1R3Pp1/6P1/5PK1/8 b - - 0 68", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/5r2/8/4pk2/1R3Pp1/6P1/5PK1/8 b - - 0 68", "file_name": "sample_000225/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000226", "puzzle_id": "bXenp", "task": "task1", "fen": "r3r3/4qN1k/6p1/3p3p/5Q1P/4P1P1/5PK1/5R2 b - - 2 36", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r3r3/4qN1k/6p1/3p3p/5Q1P/4P1P1/5PK1/5R2 b - - 2 36", "file_name": "sample_000226/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000227", "puzzle_id": "C3seY", "task": "task1", "fen": "r4rk1/5ppp/pqn1p3/1p1N4/1P6/P7/2P2PPP/R2Q1RK1 b - - 0 17", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r4rk1/5ppp/pqn1p3/1p1N4/1P6/P7/2P2PPP/R2Q1RK1 b - - 0 17", "file_name": "sample_000227/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000228", "puzzle_id": "6GoT0", "task": "task1", "fen": "3r4/p4k2/1p3p2/5Bp1/2r3P1/4B3/P4P2/1R4K1 w - - 1 30", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "3r4/p4k2/1p3p2/5Bp1/2r3P1/4B3/P4P2/1R4K1 w - - 1 30", "file_name": "sample_000228/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000229", "puzzle_id": "FjRby", "task": "task1", "fen": "r4r1k/1p1n2p1/p1pP3p/2Pbq3/1P3N2/P3BPPP/5Q1K/8 b - - 0 28", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r4r1k/1p1n2p1/p1pP3p/2Pbq3/1P3N2/P3BPPP/5Q1K/8 b - - 0 28", "file_name": "sample_000229/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000230", "puzzle_id": "WGYBL", "task": "task1", "fen": "8/8/3R4/1P5p/8/2P3kp/8/1r2N1K1 w - - 7 53", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/8/3R4/1P5p/8/2P3kp/8/1r2N1K1 w - - 7 53", "file_name": "sample_000230/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000231", "puzzle_id": "BVm7O", "task": "task1", "fen": "2kr4/2p2pp1/p1p2n1b/8/4P2p/2P2PB1/PPK1B1PP/7R w - - 0 23", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "2kr4/2p2pp1/p1p2n1b/8/4P2p/2P2PB1/PPK1B1PP/7R w - - 0 23", "file_name": "sample_000231/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000232", "puzzle_id": "gR5gF", "task": "task1", "fen": "8/8/8/8/2pp4/Bk6/8/1K6 w - - 1 67", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/8/8/8/2pp4/Bk6/8/1K6 w - - 1 67", "file_name": "sample_000232/board.png", "file_name_t1": ""}
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+{"sample_id": "sample_000234", "puzzle_id": "XnyN7", "task": "task1", "fen": "r1b2rk1/4ppbp/p2p2p1/1p1PP3/5Pn1/1B1q1N2/PB2Q1PP/R3R2K w - - 2 19", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r1b2rk1/4ppbp/p2p2p1/1p1PP3/5Pn1/1B1q1N2/PB2Q1PP/R3R2K w - - 2 19", "file_name": "sample_000234/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000235", "puzzle_id": "LDMQp", "task": "task1", "fen": "r1bq1rk1/pp2npbp/2p2np1/3PN3/4P3/2NB4/PPP3PP/R1BQ1RK1 w - - 0 11", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r1bq1rk1/pp2npbp/2p2np1/3PN3/4P3/2NB4/PPP3PP/R1BQ1RK1 w - - 0 11", "file_name": "sample_000235/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000236", "puzzle_id": "6zWd5", "task": "task1", "fen": "k7/p1R5/Pp1Q1p1q/3PpP2/3nP3/3P2p1/1R6/7K w - - 1 37", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "k7/p1R5/Pp1Q1p1q/3PpP2/3nP3/3P2p1/1R6/7K w - - 1 37", "file_name": "sample_000236/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000237", "puzzle_id": "cwzIA", "task": "task1", "fen": "2kr1bnr/ppp2ppp/4b3/3nP3/8/2N2N2/PP2PPPP/RKB2B1R w - - 9 10", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "2kr1bnr/ppp2ppp/4b3/3nP3/8/2N2N2/PP2PPPP/RKB2B1R w - - 9 10", "file_name": "sample_000237/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000238", "puzzle_id": "jt4w2", "task": "task1", "fen": "r3k2r/pp3ppp/4bn2/q1b1Q3/8/2N5/PP2BPPP/R1B2RK1 w kq - 3 13", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r3k2r/pp3ppp/4bn2/q1b1Q3/8/2N5/PP2BPPP/R1B2RK1 w kq - 3 13", "file_name": "sample_000238/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000239", "puzzle_id": "bvoz5", "task": "task1", "fen": "6k1/6p1/3bp2p/P2p3q/1p6/1P1QP2r/5PRP/3R3K w - - 4 30", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "6k1/6p1/3bp2p/P2p3q/1p6/1P1QP2r/5PRP/3R3K w - - 4 30", "file_name": "sample_000239/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000240", "puzzle_id": "ltvbF", "task": "task1", "fen": "1r4k1/2p2ppp/4p3/8/2BR1n2/5N2/Pr3P1P/5K1R w - - 1 28", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "1r4k1/2p2ppp/4p3/8/2BR1n2/5N2/Pr3P1P/5K1R w - - 1 28", "file_name": "sample_000240/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000241", "puzzle_id": "iA0gK", "task": "task1", "fen": "8/8/1pp2k2/3p3P/1P3K2/P7/8/8 w - - 1 45", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/8/1pp2k2/3p3P/1P3K2/P7/8/8 w - - 1 45", "file_name": "sample_000241/board.png", "file_name_t1": ""}
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+{"sample_id": "sample_000243", "puzzle_id": "CFXwI", "task": "task1", "fen": "2r3k1/7p/p3ppp1/1p4n1/8/P1B1P1P1/1P2qPQP/3R2K1 w - - 12 36", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "2r3k1/7p/p3ppp1/1p4n1/8/P1B1P1P1/1P2qPQP/3R2K1 w - - 12 36", "file_name": "sample_000243/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000244", "puzzle_id": "rUz9F", "task": "task1", "fen": "r2qr1k1/2p1bpp1/p1n4p/1p1p2P1/1PP1Q2P/P2PP3/1B3P2/R3KB1R w KQ - 0 16", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r2qr1k1/2p1bpp1/p1n4p/1p1p2P1/1PP1Q2P/P2PP3/1B3P2/R3KB1R w KQ - 0 16", "file_name": "sample_000244/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000245", "puzzle_id": "XYKSM", "task": "task1", "fen": "3qnrk1/p1rpppbp/6p1/4PPN1/1p1p2P1/3P1Q2/PPP4P/R1B2RK1 b - - 0 16", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "3qnrk1/p1rpppbp/6p1/4PPN1/1p1p2P1/3P1Q2/PPP4P/R1B2RK1 b - - 0 16", "file_name": "sample_000245/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000246", "puzzle_id": "0y21X", "task": "task1", "fen": "r1qr2k1/1p3p2/p1b1pP2/6p1/6Pn/P1N4Q/1P3P2/2R1RBK1 w - - 1 25", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r1qr2k1/1p3p2/p1b1pP2/6p1/6Pn/P1N4Q/1P3P2/2R1RBK1 w - - 1 25", "file_name": "sample_000246/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000247", "puzzle_id": "zxwxa", "task": "task1", "fen": "r2qkb1r/2p2ppp/p3b3/1p1pP3/3Nn3/1n6/PPP1QPPP/RNB2RK1 w kq - 0 11", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r2qkb1r/2p2ppp/p3b3/1p1pP3/3Nn3/1n6/PPP1QPPP/RNB2RK1 w kq - 0 11", "file_name": "sample_000247/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000248", "puzzle_id": "Qj8ks", "task": "task1", "fen": "4r1k1/pp1R1ppp/2p5/4q2n/2Q5/2N4P/PPP5/1K6 b - - 1 22", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "4r1k1/pp1R1ppp/2p5/4q2n/2Q5/2N4P/PPP5/1K6 b - - 1 22", "file_name": "sample_000248/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000249", "puzzle_id": "BsFMI", "task": "task1", "fen": "7Q/8/7k/5q1p/4pp2/4P1P1/5K2/8 b - - 1 49", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "7Q/8/7k/5q1p/4pp2/4P1P1/5K2/8 b - - 1 49", "file_name": "sample_000249/board.png", "file_name_t1": ""}
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+{"sample_id": "sample_000252", "puzzle_id": "vehZA", "task": "task1", "fen": "r2q1rk1/1pp2pp1/p1nbpn1p/3p1b2/3P1B2/1QP1PN2/PP1NBPPP/R4RK1 w - - 6 10", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r2q1rk1/1pp2pp1/p1nbpn1p/3p1b2/3P1B2/1QP1PN2/PP1NBPPP/R4RK1 w - - 6 10", "file_name": "sample_000252/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000253", "puzzle_id": "oVnnd", "task": "task1", "fen": "r2q1rk1/pp4p1/2n1pb1p/1N1p1p1N/3P1P2/4P1Q1/PP4PP/R4RK1 b - - 3 19", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r2q1rk1/pp4p1/2n1pb1p/1N1p1p1N/3P1P2/4P1Q1/PP4PP/R4RK1 b - - 3 19", "file_name": "sample_000253/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000254", "puzzle_id": "iUlki", "task": "task1", "fen": "r1b2rk1/1pp2p1p/3q1npQ/1p2p1B1/6PP/P2P1P2/1P2B3/n4K1R b - - 0 20", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r1b2rk1/1pp2p1p/3q1npQ/1p2p1B1/6PP/P2P1P2/1P2B3/n4K1R b - - 0 20", "file_name": "sample_000254/board.png", "file_name_t1": ""}
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+{"sample_id": "sample_000256", "puzzle_id": "dQBjy", "task": "task1", "fen": "r4rk1/2q1bppp/p1ppbn2/8/2B1PB2/2N3Q1/PPP2PPP/R3R1K1 w - - 12 15", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r4rk1/2q1bppp/p1ppbn2/8/2B1PB2/2N3Q1/PPP2PPP/R3R1K1 w - - 12 15", "file_name": "sample_000256/board.png", "file_name_t1": ""}
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+{"sample_id": "sample_000259", "puzzle_id": "1Z2H6", "task": "task1", "fen": "2kr4/p5p1/2p1rp1p/2P1p3/4P3/P7/1R4PP/1R5K b - - 0 28", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "2kr4/p5p1/2p1rp1p/2P1p3/4P3/P7/1R4PP/1R5K b - - 0 28", "file_name": "sample_000259/board.png", "file_name_t1": ""}
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+{"sample_id": "sample_000269", "puzzle_id": "jZVYR", "task": "task1", "fen": "3r1r2/1R2k2p/p3p3/2b4Q/3n4/q5P1/P1P1PP1P/5RK1 b - - 0 21", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "3r1r2/1R2k2p/p3p3/2b4Q/3n4/q5P1/P1P1PP1P/5RK1 b - - 0 21", "file_name": "sample_000269/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000270", "puzzle_id": "iv1MW", "task": "task1", "fen": "1r1k3r/2p5/p1Qb1pq1/1p5p/8/2N2N1P/PP4P1/2KR4 b - - 5 25", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "1r1k3r/2p5/p1Qb1pq1/1p5p/8/2N2N1P/PP4P1/2KR4 b - - 5 25", "file_name": "sample_000270/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000271", "puzzle_id": "hQl2f", "task": "task1", "fen": "r6r/pR3pp1/2p1pkb1/2p3P1/5B2/2PP1K2/P1P2P2/4R3 b - - 0 25", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r6r/pR3pp1/2p1pkb1/2p3P1/5B2/2PP1K2/P1P2P2/4R3 b - - 0 25", "file_name": "sample_000271/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000272", "puzzle_id": "9P6sY", "task": "task1", "fen": "6k1/p1b2pp1/1p4b1/3q1PQ1/8/2P1R1P1/PP3K2/8 b - - 6 34", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "6k1/p1b2pp1/1p4b1/3q1PQ1/8/2P1R1P1/PP3K2/8 b - - 6 34", "file_name": "sample_000272/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000273", "puzzle_id": "3MdJJ", "task": "task1", "fen": "8/1R4pk/2p1N2p/p3bP2/P7/7P/2r1r1P1/4R2K w - - 2 38", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/1R4pk/2p1N2p/p3bP2/P7/7P/2r1r1P1/4R2K w - - 2 38", "file_name": "sample_000273/board.png", "file_name_t1": ""}
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+{"sample_id": "sample_000275", "puzzle_id": "yCbaw", "task": "task1", "fen": "7r/pbp3k1/1p1p3r/P4p1q/1PPPpPp1/4Q1P1/4B1KP/R6R w - - 1 32", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "7r/pbp3k1/1p1p3r/P4p1q/1PPPpPp1/4Q1P1/4B1KP/R6R w - - 1 32", "file_name": "sample_000275/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000276", "puzzle_id": "5J42X", "task": "task1", "fen": "rr3n2/6k1/3Np3/3pP1K1/b5B1/p1p1P3/P5P1/1R3R2 b - - 1 31", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "rr3n2/6k1/3Np3/3pP1K1/b5B1/p1p1P3/P5P1/1R3R2 b - - 1 31", "file_name": "sample_000276/board.png", "file_name_t1": ""}
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+{"sample_id": "sample_000281", "puzzle_id": "ddrWQ", "task": "task1", "fen": "2b1rb1k/7r/p4N2/Qp2p1p1/6P1/1N2q3/PP1R2P1/5RK1 w - - 1 34", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "2b1rb1k/7r/p4N2/Qp2p1p1/6P1/1N2q3/PP1R2P1/5RK1 w - - 1 34", "file_name": "sample_000281/board.png", "file_name_t1": ""}
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+{"sample_id": "sample_000283", "puzzle_id": "a0BLU", "task": "task1", "fen": "2r3k1/1b3ppN/p7/1p6/1n5P/6B1/Pb3PPK/1B1R4 b - - 2 26", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "2r3k1/1b3ppN/p7/1p6/1n5P/6B1/Pb3PPK/1B1R4 b - - 2 26", "file_name": "sample_000283/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000284", "puzzle_id": "A4k8E", "task": "task1", "fen": "rnb2rk1/pp3p2/4pq1p/6p1/1PB5/2p3B1/1P3PPP/R2QK1NR w KQ - 0 13", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "rnb2rk1/pp3p2/4pq1p/6p1/1PB5/2p3B1/1P3PPP/R2QK1NR w KQ - 0 13", "file_name": "sample_000284/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000285", "puzzle_id": "rTpMQ", "task": "task1", "fen": "r1b2rk1/pp2npp1/2n1p3/q2pP1NQ/1b1P4/2N5/PP1B1PPP/R3K2R b KQ - 3 12", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r1b2rk1/pp2npp1/2n1p3/q2pP1NQ/1b1P4/2N5/PP1B1PPP/R3K2R b KQ - 3 12", "file_name": "sample_000285/board.png", "file_name_t1": ""}
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+{"sample_id": "sample_000287", "puzzle_id": "oQxdj", "task": "task1", "fen": "rnbqkb1r/1p3Bpp/p2p3n/4p1NQ/3pP3/8/PPP2PPP/RNB1K2R b KQkq - 0 7", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "rnbqkb1r/1p3Bpp/p2p3n/4p1NQ/3pP3/8/PPP2PPP/RNB1K2R b KQkq - 0 7", "file_name": "sample_000287/board.png", "file_name_t1": ""}
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+{"sample_id": "sample_000289", "puzzle_id": "hNAro", "task": "task1", "fen": "8/2q4k/p5p1/1pn5/6P1/6NP/1P1Q3K/8 w - - 9 43", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/2q4k/p5p1/1pn5/6P1/6NP/1P1Q3K/8 w - - 9 43", "file_name": "sample_000289/board.png", "file_name_t1": ""}
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+{"sample_id": "sample_000301", "puzzle_id": "QfX98", "task": "task1", "fen": "8/P5k1/6p1/4p1b1/4p3/2qP1K1P/5P2/R3R3 w - - 0 37", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/P5k1/6p1/4p1b1/4p3/2qP1K1P/5P2/R3R3 w - - 0 37", "file_name": "sample_000301/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000302", "puzzle_id": "CBwPZ", "task": "task1", "fen": "1k4rr/p2q4/1ppPp3/Q3Pp2/3P1p2/1R6/PP2P1Bp/5R1K w - - 0 26", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "1k4rr/p2q4/1ppPp3/Q3Pp2/3P1p2/1R6/PP2P1Bp/5R1K w - - 0 26", "file_name": "sample_000302/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000303", "puzzle_id": "9t902", "task": "task1", "fen": "8/BQ2bk2/3p4/8/8/pPP1p1r1/P1P5/2K5 w - - 0 38", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/BQ2bk2/3p4/8/8/pPP1p1r1/P1P5/2K5 w - - 0 38", "file_name": "sample_000303/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000304", "puzzle_id": "jeBwt", "task": "task1", "fen": "8/1p6/2k2p1p/P4p1P/2K2P2/8/8/8 b - - 2 50", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/1p6/2k2p1p/P4p1P/2K2P2/8/8/8 b - - 2 50", "file_name": "sample_000304/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000305", "puzzle_id": "VHxzu", "task": "task1", "fen": "r6r/pb1nbpkP/1pp3p1/4p1N1/2P1N3/3PP3/PPBK4/5R1R b - - 8 29", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r6r/pb1nbpkP/1pp3p1/4p1N1/2P1N3/3PP3/PPBK4/5R1R b - - 8 29", "file_name": "sample_000305/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000306", "puzzle_id": "xbgkB", "task": "task1", "fen": "8/8/6k1/4R3/2PP1p2/6p1/7r/6K1 b - - 1 49", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/8/6k1/4R3/2PP1p2/6p1/7r/6K1 b - - 1 49", "file_name": "sample_000306/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000307", "puzzle_id": "B8Zbn", "task": "task1", "fen": "r1b2rk1/1p3pp1/1bn2n1p/1N1q4/p2p1B2/P2Q1NP1/1P2PPBP/2R2RK1 w - - 2 16", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r1b2rk1/1p3pp1/1bn2n1p/1N1q4/p2p1B2/P2Q1NP1/1P2PPBP/2R2RK1 w - - 2 16", "file_name": "sample_000307/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000308", "puzzle_id": "R4Wc7", "task": "task1", "fen": "r5k1/ppp5/1b2b2p/3n4/3P4/2P1q3/PPQ3PP/5R1K b - - 4 24", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r5k1/ppp5/1b2b2p/3n4/3P4/2P1q3/PPQ3PP/5R1K b - - 4 24", "file_name": "sample_000308/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000309", "puzzle_id": "C5efG", "task": "task1", "fen": "8/3p1p1k/1p4p1/pP5p/P2Q1n2/8/2R3P1/4RK1q w - - 1 39", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/3p1p1k/1p4p1/pP5p/P2Q1n2/8/2R3P1/4RK1q w - - 1 39", "file_name": "sample_000309/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000310", "puzzle_id": "Qhchw", "task": "task1", "fen": "8/5p2/4b3/4P3/3k2P1/4rPK1/8/4R3 w - - 3 45", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/5p2/4b3/4P3/3k2P1/4rPK1/8/4R3 w - - 3 45", "file_name": "sample_000310/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000311", "puzzle_id": "ignf2", "task": "task1", "fen": "1k3Q2/1p1q3p/4r3/8/P1P1b1P1/1P1p3P/3K4/4R3 b - - 2 38", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "1k3Q2/1p1q3p/4r3/8/P1P1b1P1/1P1p3P/3K4/4R3 b - - 2 38", "file_name": "sample_000311/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000312", "puzzle_id": "oSBR7", "task": "task1", "fen": "r4rk1/5pq1/2R4p/5Qp1/p7/6P1/2P2PP1/3R2K1 w - - 0 26", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r4rk1/5pq1/2R4p/5Qp1/p7/6P1/2P2PP1/3R2K1 w - - 0 26", "file_name": "sample_000312/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000313", "puzzle_id": "Z3LIj", "task": "task1", "fen": "2r2rk1/3n1p1p/4p1pP/3P2P1/4Q3/3R4/p4PK1/Bq5R b - - 0 30", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "2r2rk1/3n1p1p/4p1pP/3P2P1/4Q3/3R4/p4PK1/Bq5R b - - 0 30", "file_name": "sample_000313/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000314", "puzzle_id": "VTjqp", "task": "task1", "fen": "5r1r/p1p1Q2p/3p2pk/1B1P4/3p1q2/N3n2P/PP2R2P/R5K1 w - - 8 23", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "5r1r/p1p1Q2p/3p2pk/1B1P4/3p1q2/N3n2P/PP2R2P/R5K1 w - - 8 23", "file_name": "sample_000314/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000315", "puzzle_id": "TNyXc", "task": "task1", "fen": "1r3rk1/2RP1p1p/p3b1p1/2P2n2/B7/8/5PPP/3R2K1 b - - 0 25", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "1r3rk1/2RP1p1p/p3b1p1/2P2n2/B7/8/5PPP/3R2K1 b - - 0 25", "file_name": "sample_000315/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000316", "puzzle_id": "gF6gO", "task": "task1", "fen": "2r2rk1/1b1p1pp1/p1q4p/1p2P3/3p1P2/P7/1PP1B1PP/R2Q1R1K w - - 1 18", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "2r2rk1/1b1p1pp1/p1q4p/1p2P3/3p1P2/P7/1PP1B1PP/R2Q1R1K w - - 1 18", "file_name": "sample_000316/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000317", "puzzle_id": "NVyl3", "task": "task1", "fen": "r1b3k1/pppp1ppp/8/4r3/2B3n1/2P1PN2/P5PP/R3R1K1 b - - 1 16", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r1b3k1/pppp1ppp/8/4r3/2B3n1/2P1PN2/P5PP/R3R1K1 b - - 1 16", "file_name": "sample_000317/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000318", "puzzle_id": "mbpy6", "task": "task1", "fen": "6r1/4R3/p6p/6p1/5p2/P4k2/1PP1pB1P/2K5 w - - 2 37", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "6r1/4R3/p6p/6p1/5p2/P4k2/1PP1pB1P/2K5 w - - 2 37", "file_name": "sample_000318/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000319", "puzzle_id": "B0U3K", "task": "task1", "fen": "r4k2/ppb2p1p/n1p3p1/3p1P2/3P4/2PB3P/PP1B1PK1/4R3 b - - 0 22", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r4k2/ppb2p1p/n1p3p1/3p1P2/3P4/2PB3P/PP1B1PK1/4R3 b - - 0 22", "file_name": "sample_000319/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000320", "puzzle_id": "WUl1d", "task": "task1", "fen": "8/8/p2p2k1/2pK4/1p3pPP/5P2/PP6/8 w - - 1 40", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/8/p2p2k1/2pK4/1p3pPP/5P2/PP6/8 w - - 1 40", "file_name": "sample_000320/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000321", "puzzle_id": "c6oeD", "task": "task1", "fen": "5b2/5pkB/p1q2p2/7R/P2p1B2/8/1Pp2PPP/2K4R w - - 1 22", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "5b2/5pkB/p1q2p2/7R/P2p1B2/8/1Pp2PPP/2K4R w - - 1 22", "file_name": "sample_000321/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000322", "puzzle_id": "pSUxW", "task": "task1", "fen": "6k1/p4p2/b5P1/2Q1p2p/P3P3/1r3PR1/3q2K1/6N1 w - - 1 36", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "6k1/p4p2/b5P1/2Q1p2p/P3P3/1r3PR1/3q2K1/6N1 w - - 1 36", "file_name": "sample_000322/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000323", "puzzle_id": "6em0S", "task": "task1", "fen": "5r1k/Q4pbp/p2R2p1/8/1R6/6P1/4qP1P/6K1 w - - 0 30", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "5r1k/Q4pbp/p2R2p1/8/1R6/6P1/4qP1P/6K1 w - - 0 30", "file_name": "sample_000323/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000324", "puzzle_id": "Ym5cu", "task": "task1", "fen": "5Q2/p2k4/1p6/1Npb2P1/4n1q1/8/PPP3PP/6RK w - - 1 33", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "5Q2/p2k4/1p6/1Npb2P1/4n1q1/8/PPP3PP/6RK w - - 1 33", "file_name": "sample_000324/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000325", "puzzle_id": "sL6eP", "task": "task1", "fen": "3qn3/1r3r1k/R7/2pPpNb1/4P1RQ/1P4P1/2P2P2/6K1 b - - 0 37", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "3qn3/1r3r1k/R7/2pPpNb1/4P1RQ/1P4P1/2P2P2/6K1 b - - 0 37", "file_name": "sample_000325/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000326", "puzzle_id": "DAIpr", "task": "task1", "fen": "8/pp6/2p5/4k1K1/4Pr2/2P5/PP1R4/8 b - - 2 39", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/pp6/2p5/4k1K1/4Pr2/2P5/PP1R4/8 b - - 2 39", "file_name": "sample_000326/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000327", "puzzle_id": "eQWZv", "task": "task1", "fen": "r2q1bkr/p2b2pp/2p5/3p2pQ/8/3B1R2/PPP2PPP/4R1K1 b - - 7 17", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r2q1bkr/p2b2pp/2p5/3p2pQ/8/3B1R2/PPP2PPP/4R1K1 b - - 7 17", "file_name": "sample_000327/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000328", "puzzle_id": "DyQUa", "task": "task1", "fen": "r3qrk1/1pp2p2/p2p1Pp1/2bP4/6P1/2P4Q/PP5P/R1B2R1K w - - 1 22", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r3qrk1/1pp2p2/p2p1Pp1/2bP4/6P1/2P4Q/PP5P/R1B2R1K w - - 1 22", "file_name": "sample_000328/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000329", "puzzle_id": "nvrMX", "task": "task1", "fen": "rn1q1rk1/pbp1npp1/1p2p3/4P1NQ/3P4/8/PP3PPP/RN2K2R b KQ - 3 13", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "rn1q1rk1/pbp1npp1/1p2p3/4P1NQ/3P4/8/PP3PPP/RN2K2R b KQ - 3 13", "file_name": "sample_000329/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000330", "puzzle_id": "d0tbO", "task": "task1", "fen": "6k1/ppp3pp/1b3r2/6N1/P7/3n2B1/5PPP/3R2K1 b - - 3 24", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "6k1/ppp3pp/1b3r2/6N1/P7/3n2B1/5PPP/3R2K1 b - - 3 24", "file_name": "sample_000330/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000331", "puzzle_id": "Oog0l", "task": "task1", "fen": "r6k/p3rQpp/2p2n2/1p2q3/1P6/PBNR4/5PPP/5RK1 w - - 3 23", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r6k/p3rQpp/2p2n2/1p2q3/1P6/PBNR4/5PPP/5RK1 w - - 3 23", "file_name": "sample_000331/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000332", "puzzle_id": "pTjzQ", "task": "task1", "fen": "5r2/8/3b2k1/8/4RPP1/5K1P/8/8 b - - 0 45", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "5r2/8/3b2k1/8/4RPP1/5K1P/8/8 b - - 0 45", "file_name": "sample_000332/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000333", "puzzle_id": "aFmBk", "task": "task1", "fen": "6Q1/1p6/p2q3p/P5k1/1P6/1KPr2p1/8/5R2 b - - 3 48", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "6Q1/1p6/p2q3p/P5k1/1P6/1KPr2p1/8/5R2 b - - 3 48", "file_name": "sample_000333/board.png", "file_name_t1": ""}
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+{"sample_id": "sample_000335", "puzzle_id": "bmhzK", "task": "task1", "fen": "8/5p2/7p/4k1p1/2R1P1P1/5P2/2p2KP1/2r5 w - - 2 39", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/5p2/7p/4k1p1/2R1P1P1/5P2/2p2KP1/2r5 w - - 2 39", "file_name": "sample_000335/board.png", "file_name_t1": ""}
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+{"sample_id": "sample_000337", "puzzle_id": "GXsGs", "task": "task1", "fen": "5rk1/2p4p/pp1p2p1/3P1b2/2PqP3/PP4NP/4Q1PK/2B5 b - - 0 34", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "5rk1/2p4p/pp1p2p1/3P1b2/2PqP3/PP4NP/4Q1PK/2B5 b - - 0 34", "file_name": "sample_000337/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000338", "puzzle_id": "cf6XL", "task": "task1", "fen": "1r1r2k1/5p2/7p/3BpPp1/q1P1P3/8/P2Q2PP/3R2K1 b - - 1 33", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "1r1r2k1/5p2/7p/3BpPp1/q1P1P3/8/P2Q2PP/3R2K1 b - - 1 33", "file_name": "sample_000338/board.png", "file_name_t1": ""}
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+{"sample_id": "sample_000353", "puzzle_id": "VpWmH", "task": "task1", "fen": "8/5k2/1R3Nr1/3p1K2/3p4/2nP2P1/5P2/4r3 b - - 0 47", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "8/5k2/1R3Nr1/3p1K2/3p4/2nP2P1/5P2/4r3 b - - 0 47", "file_name": "sample_000353/board.png", "file_name_t1": ""}
+{"sample_id": "sample_000354", "puzzle_id": "uV3dg", "task": "task1", "fen": "r4r2/p1q3kp/4p1p1/1p1bP2P/2p2P2/6N1/PP1Q2P1/1K1R3R b - - 0 22", "prompt": "You are a specialized model for chessboard understanding.\nYour goal is to extract the exact board state from the provided chessboard image.\nInput:\n- Board Image: The visual representation of the chessboard.\nOutput Format:\nReturn only the valid FEN string representing the position of all pieces on the board.", "target": "r4r2/p1q3kp/4p1p1/1p1bP2P/2p2P2/6N1/PP1Q2P1/1K1R3R b - - 0 22", "file_name": "sample_000354/board.png", "file_name_t1": ""}
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index 80dba33c5e9f46ebd71b7080934f8c8af00abcf0..35f562820e28faddcc82d45457965144dfaebf4d 100644
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diff --git a/test/sample_000001/board.png b/test/sample_000001/board.png
index 93e80bdbb848a040d3322654f2b1e47c3edee4e0..a373388e0caff1adfb61a75ec4abe8a2dadecba4 100644
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diff --git a/test/sample_000002/board.png b/test/sample_000002/board.png
index 7b60f70b92a8231778eaa4da681b480f0e0a3272..aededd468d4e9839f969d5c580a49bb21e517e7e 100644
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diff --git a/test/sample_000003/board.png b/test/sample_000003/board.png
index 99520125ad79c5b5d88d4419a059d086d6a6e849..3172bdc49146741051cc6dd668c5847f3848b529 100644
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