# The v0 golden corpus for classic chess.
#
# The first block is hand picked: checks, promotions, en passant, opposite
# bishops, back-rank mate, stalemate, bare kings and the standard perft
# positions. The rest is sampled from lichess_db_eval.jsonl.zst, every 1055th
# record of the first 211000, which is why those rows are four-field FENs.
rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1
rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR b KQkq - 0 1
rnbqkbnr/pppp1ppp/8/4p3/4P3/8/PPPP1PPP/RNBQKBNR w KQkq e6 0 2
rnbqkbnr/ppp1p1pp/8/3pPp2/8/8/PPPP1PPP/RNBQKBNR w KQkq f6 0 3
r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq - 0 1
r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R b KQkq - 0 1
8/2p5/3p4/KP5r/1R3p1k/8/4P1P1/8 w - - 0 1
8/2p5/3p4/KP5r/1R3p1k/8/4P1P1/8 b - - 0 1
r3k2r/Pppp1ppp/1b3nbN/nP6/BBP1P3/q4N2/Pp1P2PP/R2Q1RK1 w kq - 0 1
r2q1rk1/pP1p2pp/Q4n2/bbp1p3/Np6/1B3NBn/pPPP1PPP/R3K2R b KQ - 0 1
rnbq1k1r/pp1Pbppp/2p5/8/2B5/8/PPP1NnPP/RNBQK2R w KQ - 1 8
r4rk1/1pp1qppp/p1np1n2/2b1p1B1/2B1P1b1/P1NP1N2/1PP1QPPP/R4RK1 w - - 0 10
6k1/5ppp/8/8/8/8/8/R5K1 w - - 0 1
R5k1/5ppp/8/8/8/8/8/6K1 b - - 0 1
7k/8/5K2/8/8/8/8/6Q1 w - - 0 1
7k/6Q1/5K2/8/8/8/8/8 b - - 0 1
8/8/8/4k3/8/8/8/4K3 w - - 0 1
8/8/8/3bk3/8/8/8/4K3 w - - 0 1
8/2k5/3b4/8/8/5B2/2K5/8 w - - 0 1
8/2k5/3b4/8/8/4B3/2K5/8 b - - 0 1
8/8/8/8/8/7k/P7/7K w - - 0 1
8/8/8/8/8/7k/P7/7K b - - 0 1
8/8/8/8/8/7k/8/6K1 w - - 99 100
8/P6k/8/8/8/8/6K1/8 w - - 0 1
8/8/8/8/8/6k1/7p/7K b - - 0 1
4k3/8/8/8/8/8/4r3/4K3 w - - 0 1
rnb1kbnr/pppp1ppp/8/4p3/6Pq/5P2/PPPPP2P/RNBQKBNR w KQkq - 1 3
4k3/8/8/2n5/8/8/8/R3K2R w KQ - 0 1
2r3k1/5ppp/8/8/8/8/5PPP/2R3K1 w - - 0 1
8/1p1k4/1P6/8/8/6p1/6P1/6K1 w - - 0 1
r1bqkbnr/pppp1ppp/2n5/4p3/2B1P3/5N2/PPPP1PPP/RNBQK2R b KQkq - 3 3
7r/1p3k2/p1bPR3/5p2/2B2P1p/8/PP4P1/3K4 b - -
8/8/3Q4/2P3k1/K7/8/8/8 w - -
rnbqkb1r/pp1ppppp/5n2/8/2PN4/8/PP2PPPP/RNBQKB1R b KQkq -
4Rbr1/pkp4p/2p5/6q1/3r2p1/8/PP4PP/RN1Q2K1 w - -
rnbqkb1r/pp1ppppp/8/2pnP3/3P4/2P5/PP3PPP/RNBQKBNR b KQkq -
5k2/8/5PK1/1B6/p7/P7/1P6/3b4 b - -
rn1q1rk1/pb1pbppp/1pp5/3n1N2/8/6P1/PP2PPBP/RNBQ1RK1 b - -
rnbqkb1r/pp3ppp/3ppn2/2pP4/2P5/2N5/PP2PPPP/R1BQKBNR w KQkq -
8/3Q4/8/4K3/8/8/2k5/8 w - -
3r2k1/pb3ppp/1p6/b1nPp3/4P3/P4N2/5PPP/R2K1B1R w - -
rnbqkbnr/p1pp1ppp/1p2p3/8/4PP2/8/PPPP2PP/RNBQKBNR w KQkq -
r1bq1rk1/3nbp1p/2p3p1/3p1P2/p1P5/1P1B4/PB1NQ1PP/3R1RK1 b - -
r1q2rk1/1pb2pp1/p1n3np/P1NpPb2/1P3B2/2P2N2/3Q1PPP/R3R1K1 w Q -
1k2r3/2p1rpp1/p1b3np/2p5/P7/1PNP2B1/2P1R1PP/4R1K1 w - -
rnbqkbnr/ppppp2p/6p1/5p2/2PP4/2N5/PP2PPPP/R1BQKBNR b KQkq -
8/8/4K3/4B3/4B1k1/8/8/8 w - -
r2r2k1/p4p1p/2b1pb2/6p1/2B3n1/2N3B1/PP3PPP/R2R2K1 w - -
rnbqkb1r/ppp2pp1/5n1p/3Pp1B1/4p3/2N5/PPP2PPP/R2QKBNR w KQkq -
6k1/4p3/p5p1/R4p2/1P6/1b1K1P1N/1q6/6R1 b - -
2kr3r/1p1bqp2/p2pp3/4n3/3N3P/6P1/PPP1BQ2/1K1R3R b - -
2k1r3/p1p1r1pp/2bp3q/5p2/5P2/5Q1P/PPP3P1/1K1R3R w - -
5k2/8/5K2/8/8/7Q/8/4r3 b - -
r6r/1p1k1p2/p3p1pp/3pP3/P2R3P/2b2N2/P1P2PP1/1K5R b - -
rnbqk2r/pp1pppbp/5np1/2p5/2PP4/4PN2/PP3PPP/RNBQKB1R w KQkq -
r1bqkbnr/ppp1pppp/2n5/3p4/2PP4/5N2/PP2PPPP/RNBQKB1R b KQkq -
2rbr1k1/R4pp1/2p1n1qp/p1Np1Q2/3P4/4P1NP/P4PP1/2R3K1 w - -
r1b3r1/pp2kpp1/1q2pN1p/4P3/4p3/6Q1/PP3PPP/R4BK1 b - -
r4rk1/1p1R1q2/2p2R2/2P3p1/1P4p1/6P1/2Q2BKP/q7 w - -
r1bq1r1k/2pn2bp/np1p2p1/p2Pp3/1PP1Pp2/PQNB1N1P/3B1PP1/R4RK1 b - -
rnbb1knr/pp1p1ppp/2pNp3/Q7/3PPB2/1R1B1N2/P1P2PPP/5RK1 b - -
rn3rk1/pb2qp1p/2p1p1p1/2ppP3/8/P2BPN2/1PQ2PPP/2R1K2R w K -
rn1q1rk1/ppp1ppbp/3p2p1/5b2/2PPn3/2N2NP1/PP2PPBP/R1BQ1RK1 w - -
r4rk1/1p3ppp/1bn1bq2/p5Q1/8/1N4P1/PP2PPBP/R1B2RK1 b - -
r1bq1rk1/pp3ppp/2n5/2b1p1n1/2P5/3P3N/PP3PPP/R2QKB1R w KQ -
rn1qkb1r/1p3pp1/p2pbn2/4p2p/4P3/2N1BP2/PPP1N1PP/R2QKB1R w KQkq -
r2qkb1r/ppp2ppp/2n1p3/3nP2b/2P5/5N1P/PP2BPP1/RNBQ1RK1 b kq -
1r3rk1/5p2/p2p1q1n/n1pPpb1p/2P3P1/7P/PB3QB1/1R1N1RK1 b - -
r5k1/1pp3p1/3p1r1p/3Pp3/2P5/1PR2PP1/4R1KP/8 w - -
8/8/8/5p1Q/5P1P/2p2kP1/8/2K5 b - -
5k2/pp1b4/3N1pp1/3P4/2p5/q1P1QP2/5KP1/8 w - -
6k1/1pp3p1/4r2p/2Pn4/8/2P4P/5PP1/4R1K1 w - -
r1bqk2r/2pp1ppp/2p2n2/p1b3B1/4p3/P2P1NP1/1PP1PP1P/RN1QK2R w KQkq -
8/8/8/8/4N1K1/8/8/5Bk1 w - -
r2qk2r/p1pn1ppp/1p3n2/2bp2B1/8/2Q2PPN/PPP1P2P/RN2K2R w KQkq -
6R1/8/7p/5p2/4p3/r5Pk/4KP2/8 w - -
rnbqkbnr/pp2pppp/2p5/4N3/2B1p3/8/PPPP1PPP/RNBQK2R b KQkq -
r1bqkbnr/1p1ppppp/p1n5/1Bp5/4P3/5N2/PPPP1PPP/RNBQK2R w KQkq -
rn1qk1r1/ppp2pPp/1b2b3/1P6/2pP4/5N2/P3QPPP/RNB1K2R b KQq -
8/8/8/2k1K3/8/3Q4/8/8 b - -
5QR1/8/2K2k2/8/2P5/8/8/1r6 b - -
8/6k1/4r3/2K5/8/8/8/R7 b - -
2b5/2k2p1p/3R2pP/4P1P1/PK3P2/8/2P5/8 b - -
rnbqkbnr/pppp1pp1/4p2p/8/3PP3/7P/PPP2PP1/RNBQKBNR b KQkq -
3r1rk1/pp3pbp/n4np1/1N1qp3/P2B2b1/2P2N1P/1P2BPP1/R2QK2R w KQ -
1k6/8/1p4r1/p1n1K3/P1B5/8/5R2/8 b - -
rn5r/p3kpp1/1pq1p3/2p1Pn1p/2N4P/5N2/P3QPP1/1R1R2K1 w - -
rn1qkb1r/pbppnp1p/1p2p1p1/8/3PP3/P1N2N2/1PP2PPP/R1BQKB1R w KQkq -
2k5/8/2K4r/4Q3/8/8/8/8 w - -
2kqr3/ppp2p1b/1n6/4N1p1/1b4P1/1BP4P/P3Q2B/2K1R3 b - -
r2r2k1/1p2b1pp/2p5/P1P1p3/2q1b3/8/PB2QPPP/R1NR2K1 b - -
5k2/1b6/pb4P1/nppp4/7P/PP4B1/2B2P2/6K1 w - -
rnbqkb1r/pp3ppp/5n2/3p4/3p4/2PB1N2/PP3PPP/RNBQK2R w KQkq -
rnbqkbnr/pp3ppp/8/2pp4/3P4/5NP1/PP2PP1P/RNBQKB1R b KQkq -
r5k1/1Q3ppp/2p5/3p4/1nPP3b/3B4/PP2K1q1/RN1R4 w - -
r1b1k2r/1pqn1ppp/p4n2/2b1p3/3NP3/2N1B1P1/PPP3BP/R2Q1RK1 w kq -
rnbqkb1r/pp1n1ppp/4p3/2ppP3/3P1P2/2P5/PP1N2PP/R1BQKBNR b KQkq -
r2qr1k1/pp1n1pp1/2pb1n1p/3pN3/3P1P1B/2N5/PPP1Q1PP/R4RK1 w - -
r1b1r1k1/ppp2ppp/1bp5/3nP3/3N3q/2P4P/PP3PP1/RNBQR1K1 b - -
r1bqk1nr/ppp1bppp/2n5/4p3/4P3/2NB1N2/PP3PPP/R1BQ1RK1 w kq -
3qR3/p4kp1/1p2p3/nP1b4/3P4/P7/5PrP/R5K1 w - -
rnbqkbnr/ppp2ppp/8/3pP3/4P3/8/PPPP2PP/RNBQKBNR b KQkq -
rn2kbnr/pp2pppp/2p3b1/3q4/6P1/5N1P/PPPPQPB1/RNB1K2R b KQkq -
rnbq1rk1/ppp1ppbp/3p1np1/8/2B1P3/2NP1N2/PPP2PPP/R1BQK2R w KQ -
rnbr2k1/pp3ppp/4pq2/8/3P4/5N2/PP2BPPP/R2Q1RK1 b - -
r1bqkb1r/pp3ppp/2n1pn2/3p4/3p1B2/2P1PN2/PP1N1PPP/R2QKB1R w KQkq -
2r5/4k3/K7/2P5/8/8/8/2R5 b - -
5rk1/p4p2/1n4pp/6rq/1Q6/1P2P3/P4PPP/1BR2RK1 w - -
r1bq1rk1/pp1pnppp/1b6/1B3P1Q/3pP3/3P4/PP4PP/RNB2RK1 b - -
3r1k2/1r5p/R2P2p1/1Bp2p2/2Pb1P2/R7/6PP/5K2 w - -
1r3rk1/2p3bp/3p2p1/p2P1b2/qP2N3/P4P1P/1PQ2PB1/1K1R3R b - -
rnbqkbnr/pp3ppp/4p3/2pP4/8/3P1N2/PPP2PPP/RNBQKB1R b KQkq -
r7/1R3p2/2p1k1pp/2Pp1P2/p2P2P1/P1K4P/8/8 b - -
K7/PR6/2k5/8/8/8/8/7r w - -
rnbqk2r/ppp1bppp/4pn2/3p4/3P4/5NP1/PPP1PPBP/RNBQK2R w KQkq -
1k1r1q2/5p2/1b6/pK6/2N1Q3/1P6/8/8 w - -
8/6kp/r3p1p1/7P/5pP1/4RP1K/8/8 w - -
4rr1k/3q2pp/pbp5/1p1p1p2/3PpQ2/1BP1R2P/PP3PP1/3R2K1 w - -
r2qk2r/1pp3pp/p2b2n1/3p1p2/3P4/PP2PB2/1B3PPP/2RQ1RK1 w kq -
7k/8/8/7K/4B2P/8/7P/8 w - -
3r4/8/2b2kp1/3pRp1p/2pP1PPK/2P2B1P/8/8 b - -
4r3/2kp1p1p/2p3p1/P2pr3/8/5BP1/P2N1P1P/R4K2 w - -
5r2/p2bppkp/3p2p1/qp5n/4P1P1/1Br2P2/PPPQ4/2KR3R w - -
r1b1kn1r/ppq1bpp1/2pp1n1p/4p3/PPBPP3/2N2N2/2P2PPP/R1BQR1K1 w kq -
8/8/R3k3/1pp1p3/p2pPrp1/P1PP1PR1/1P1K2Pr/8 b - -
rnbq1rk1/pp2ppb1/3p1npp/2pP4/2P1P3/2N1B3/PP2BPPP/R2QK1NR b KQ -
8/8/8/3k4/8/4K3/Q7/8 b - -
8/8/4R3/8/3k4/5K2/8/8 b - -
rnbqkb1r/1p3ppp/p1p1pn2/2Pp4/3P4/2N1PN2/PP3PPP/R1BQKB1R b KQkq -
2K5/8/8/4k3/7R/8/8/8 b - -
r3r1k1/ppp3p1/3b1pnp/3p1q2/3PnPN1/2PQ1NPP/PP1B4/R3R1K1 w - -
r1bq1rk1/pp1nppbp/3p1np1/2p5/3P1P2/3BPN2/PPPN2PP/R1BQ1RK1 w - -
r1bqk2r/pp3ppp/4pn2/2Pp4/1P2n3/P7/1Q2PPPP/R1B1KBNR b KQkq -
r4rk1/ppp2p1p/5p2/3qp3/3n4/2PB4/PP4PP/R2Q1RK1 b - -
2Q5/8/2B5/2k5/8/4K3/8/8 b - -
rnbqk2r/pppp1ppp/5n2/4p3/4P3/P1b2N2/1PPP1PPP/R1BQKB1R w KQkq -
r6r/pppkbppp/4b3/3p4/1nPP4/2n2N2/PP2BPPP/R1B2RK1 w - -
r1bq1rk1/1p3ppp/p1pb1n2/2p1p3/4P3/2NP1N1P/PPP2PP1/R1BQ1RK1 w - -
8/5kp1/8/3R4/3nK3/2p5/8/8 w - -
2rq1rk1/1p1bbppp/p2p1n2/3Pp3/P1B5/N1P1BP2/1P4PP/R2Q1RK1 w - -
8/8/8/8/2K5/k7/3Q4/8 w - -
8/8/8/8/7q/4K1k1/8/5q2 w - -
4r3/8/1pBpk3/pPp2N1p/P1P2P2/2BP1K2/5P1P/6r1 w - -
r2r2k1/2q1bppp/1p2pn2/p2bN1B1/P4P2/2PB4/1P2Q1PP/4RR1K b - -
8/8/8/4B3/8/5K1k/5N2/8 b - -
rn2k2r/pp3ppp/4pn2/2P2b2/PbN5/2N2P2/1P2P1PP/R1BK1B1R b kq -
8/2K1k3/6Q1/8/3B4/3P4/8/8 w - -
8/3k4/8/8/8/2PK4/8/8 w - -
r1bqkb1r/ppp2ppp/2B2n2/3pp3/4P3/2N2N2/PPPP1PPP/R1BQK2R b KQkq -
8/8/8/1k6/8/2K5/8/3R4 w - -
3rrb2/1bq2p1p/p1n2k2/1ppPp3/6Q1/2PP2N1/PPB2PPP/3RR1K1 b - -
r1bq1rk1/pppp1ppp/2n2n2/2b1p1N1/2B1P3/2P5/PP1P1PPP/RNBQK2R w KQ -
3r4/5Qp1/3b4/5P1p/2p1k3/P1P4P/1P4P1/2K5 w - -
r1bqkb1r/pp2pppp/2np1n2/8/3PP3/5N2/PP3PPP/RNBQKB1R w KQkq -
rnbqk2r/ppp1ppbp/1n4p1/1Q6/3P4/2N2NP1/PP2PP1P/R1B1KB1R b KQkq -
rnbqkb1r/pp3ppp/5n2/3p4/4p3/1P2PN2/P1P1BPPP/RNBQK2R w KQkq -
3r2k1/p1p5/2Rb1rNp/5p1P/p2P1P1P/1P3K2/P7/5B2 b - -
4r3/1kpb1r2/1p6/p1p3p1/P3P3/1P1P2K1/1BP3P1/4R3 b - -
r5k1/pp1b2pp/1q2pr2/3p4/2pPp1Q1/2P1PP1P/PP1N2P1/3R1R1K b - -
rnbqkb1r/pp2pp1p/5np1/3p4/3PP3/2N2P2/PP4PP/R1BQKBNR b KQkq -
r1bqkbnr/p2p1ppp/1p6/2p5/3QP3/2N5/PPP2PPP/R1B1KB1R w KQkq -
1r1q1rk1/p5bp/2p1b1p1/2BnppN1/2B5/5P2/PPPQ2PP/2KR3R b - -
rnbqkbnr/ppp1pppp/8/3p4/6P1/8/PPPPPPBP/RNBQK1NR b KQkq -
rn2kb1r/p4pp1/qpp1p3/3pPnBp/3P3P/1N3N2/PPP2PP1/R2Q1RK1 b kq -
r1bqkb1r/pp1p1ppp/2n1pn2/8/2B1P3/P1N2N2/1P3PPP/R1BQK2R b KQkq -
8/1P5r/2K1k3/8/3R4/8/8/8 b - -
rnb2rk1/1p2bpp1/p2p3p/2pPp3/2P1PP2/2NBB2q/PPQN4/R4RK1 w - -
r4rk1/pbp1bppp/1p2pn2/3q2B1/3P4/2PB1N2/PP2QPPP/2KR3R w - -
r1bq1rk1/pp1n1ppp/2pbpn2/8/2BP4/P1N1PN2/1P3PPP/R1BQ1RK1 b - -
6k1/3qb2p/p3p1p1/2prP2P/P4Q2/2B5/1P3PP1/4R1K1 b - -
1k3K2/r7/4R2p/5ppP/6P1/5P2/8/8 b - -
r1b2rk1/bp3pp1/p4n1p/8/1q3B2/2N2Q1P/PP3PP1/1BR2RK1 w - -
rn1qkb1r/pp2pppp/2p2n2/3p4/3PP1b1/2N2N2/PPP2PPP/R1BQKB1R w KQkq -
r1bqkb1r/ppp2ppp/2n5/3np1N1/2B5/2P5/PP1P1PPP/RNBQK2R w KQkq -
1R6/5n2/8/8/5r2/1P3k2/1KP2pR1/5B2 w - -
8/6b1/2k1b1p1/4P2p/p1Nr3P/B4P2/1P2RKP1/8 w - -
r1bq2k1/4b1pp/4pr2/p1np4/8/4BNN1/PP3PPP/R2QR1K1 w - -
8/8/4K3/3p4/5k2/3P4/8/8 b - -
r1bqk2r/pp1p1ppp/2n2n2/4p3/1b2P3/2N2N2/PPP2PPP/R1BQKB1R w KQkq -
r1bqkb1r/pp2pp1p/2np1np1/2B5/4P3/3P4/PPPN1PPP/R2QKBNR w KQkq -
rnbqk1nr/ppppppbp/6p1/4P3/2PP4/8/PP3PPP/RNBQKBNR w KQkq -
4rrk1/1bpqn1bn/pp1pp1pp/4Pp2/3P4/2P1BN1P/PPB1QPP1/2R1RNK1 w - -
r3k2r/pp3p1p/4b1p1/2n5/2qN1Q2/2P5/PP4PP/R4R1K w kq -
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6k1/3r2p1/2r1N2p/6P1/8/7P/2b2P2/2R2RK1 w - -
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