fen
stringlengths 24
80
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bool 2
classes | meta
dict | pvs
listlengths 1
43
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int64 1
43
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8/8/8/2k2p2/5P2/3KB3/r4N2/8 b - - | false | {
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rqb1kb1r/pp3ppp/1n2p3/1N2n3/3P4/1B6/PP3PPP/R1BQ1RK1 w kq - | false | {
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1r4k1/3rp2p/1n1p2p1/N3p1P1/1R2P3/3P2P1/5P2/2R3K1 b - - | false | {
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6k1/1pp2ppp/8/8/7P/P2P1P1q/1PKB4/R3Q2r b - - | true | {
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1rr3k1/p3ppb1/3pbnp1/8/1q1BP1P1/2N2P2/1PPQB3/1K1R3R w - - | false | {
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6k1/2q1bpp1/4p2p/np1pP3/p2P4/P4NP1/1P1B1P1P/3Q2K1 b - - | false | {
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2r2rk1/3q1pp1/p1n4p/1pP1pP2/3pP1n1/P2P1RP1/1B2N1KP/2RQ4 b - - | false | {
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8/8/8/3k1p2/5P2/3KB3/r4N2/8 w - - | false | {
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rnb1k2r/pp3ppp/1bp2q2/1B1pN3/4P3/8/PPP1Q1PP/RNB2K1R w KQkq - | false | {
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{
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r1b2rk1/1pp2ppp/p1pb1n2/q7/3N1P2/2N1B3/PPP3PP/R2QR1K1 w - - | false | {
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6Q1/8/7k/1p2qppp/8/1P2PKPP/8/8 w - - | false | {
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4q1k1/pb4pp/8/1rp1Nr2/1bQp4/1P4B1/P1P3PP/1K1R3R b - - | false | {
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r2q1rk1/1p2npb1/3p2pp/2pbp3/1PPnP3/3P1NP1/3B1PBP/1R1Q1RK1 w - - | false | {
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6k1/1pp2ppp/8/8/7P/P2P1P1q/1PKB4/R3r3 w - - | false | {
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r2q1rk1/ppp1bpp1/2bp3p/8/3Qn2B/2N2N2/PPP2PPP/3R1RK1 w - - | false | {
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8/8/8/3k1p2/5P2/3KB3/r7/3N4 b - - | false | {
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1r4k1/r3p2p/1n1p2p1/N3p1P1/1R2P3/3P2P1/5P2/2R3K1 w - - | false | {
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8/5p1k/3n2pp/1PNP1q2/2P3QP/4P3/r4PRK/8 b - - | false | {
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6k1/2q1bpp1/4p2p/1p1pP3/p2P4/Pn3NP1/1P1B1P1P/3Q2K1 w - - | false | {
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2r2rk1/3q1pp1/p1n4p/1pP1pP2/3pP3/P2PR1P1/1B2N1KP/2RQ4 b - - | false | {
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r1bq1rk1/ppp2pb1/5n1p/4n1p1/4P3/2N3B1/PPP2PPP/R2QKB1R w KQ - | false | {
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6k1/1pp2ppp/8/8/7P/P2P1P1q/1PKB4/4R3 b - - | true | {
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2r2rk1/3q1pp1/p1n4p/1pP1pP2/4P3/P2Pp1P1/1B2N1KP/2RQ4 w - - | false | {
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1rr3k1/p3ppb1/3pbnp1/8/1q1BP1P1/1PN2P2/2PQB3/1K1R3R b - - | false | {
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rq3rk1/4ppb1/2pp2pp/8/N2Pn3/1P2RN1P/b4PP1/2RQB1K1 b - - | false | {
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2r1kb1r/pp2pppp/1q3n2/nN1p4/3P1Bb1/1QP2N2/PP3PPP/R3KB1R w KQk - | false | {
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r1bqkbnr/3p1ppp/p3p3/1pp1n3/4P3/1BNP4/PPP1QPPP/R1B1K1NR b KQkq - | false | {
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r1b1k2r/ppq2ppp/2nbpn2/3p4/3P4/2NBPNB1/PP3PPP/R2QK2R b KQkq - | false | {
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rqb1kb1r/pp3ppp/1n2p3/1N2n3/3P1B2/1B6/PP3PPP/R2Q1RK1 b kq - | false | {
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4q2k/pb4pp/8/1rp1Nr2/1bQp4/1P4B1/P1P3PP/1K1R3R w - - | false | {
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8/5p1k/3n2pp/1PNPq3/2P3QP/4P1R1/r4P1K/8 b - - | false | {
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1r4k1/r3p2p/1nNp2p1/4p1P1/1R2P3/3P2P1/5P2/2R3K1 b - - | false | {
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1n6/6p1/4pp2/BpPpPk1p/3P1P1P/5KP1/8/8 b - - | false | {
"depth": 23,
"knodes": 4067
} | [
{
"cp": -39,
"line": "g7g6 a5c3 b8c6 c3b2 b5b4 b2a1 c6b8 a1b2 g6g5 f4g5",
"mate": null
},
{
"cp": -38,
"line": "f6e5 f4e5 b8c6 a5c3 b5b4 c3a1 c6a5 a1b2 g7g6 b2c1",
"mate": null
},
{
"cp": -37,
"line": "g7g5 h4g5 f6g5 f4g5 b8c6 a5c3 f5g5 c3a1 b5b4 a1b2",
"mate": null
}
] | 3 |
4r3/8/qp1ppkp1/p1p2p1p/P1Pn1P1P/1P2R1P1/3P1PQ1/1R3K2 b - - | false | {
"depth": 24,
"knodes": 3718
} | [
{
"cp": 35,
"line": "a6c8 f1g1 f6f7 e3d3 e8e7 b1b2 c8c7 g1h2 c7c8 d3e3",
"mate": null
}
] | 1 |
r3k1nr/ppp2p1p/2n5/3q2p1/3P1pb1/2PB1N2/P1P3PP/R1BQ1RK1 w kq - | false | {
"depth": 23,
"knodes": 10042
} | [
{
"cp": 194,
"line": "a1b1 e8a8 b1b5 d5a2 b5g5 g4e6 c1f4 g8e7 f3e5 c6e5",
"mate": null
}
] | 1 |
rq6/5Qp1/r4k1p/p1R1pp2/8/RB5P/1P3PP1/6K1 b - - | false | {
"depth": 56,
"knodes": 2908
} | [
{
"cp": null,
"line": "f6g5 h3h4 g5h4 g2g3 h4g5 f2f4 g5g4 b3d1 g4h3 f7f5",
"mate": 5
}
] | 1 |
1r6/3b1k2/2p2np1/3p1p2/3P4/P1R2Pqp/1pQ3P1/1B2R1K1 w - - | false | {
"depth": 18,
"knodes": 21176
} | [
{
"cp": -373,
"line": "e1e2 f6h5 f3f4 h3h2 g1h1 g3f4 e2e1 h5g3 c3g3 f4g3",
"mate": null
},
{
"cp": -418,
"line": "c2d2 f5f4 c3c2 f6h5 e1e5 h3h2 g1h1 b8e8 c2c6 d7c6",
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},
{
"cp": -424,
"line": "e1e3 c6c5 f3f4 g3f4 g2h3 c5c4 a3a4 f4d4 c2f2 f6e4",
"mate": null
},
{
"cp": -468,
"line": "e1e5 f6e4 f3e4 g3e1 g1h2 h3g2 h2g2 b8h8 c3h3 h8h3",
"mate": null
}
] | 4 |
8/4K3/2k5/8/8/B7/8/5B2 b - - | false | {
"depth": 20,
"knodes": 600
} | [
{
"cp": 199,
"line": "c6d5 e7f6 d5d4 a3b2 d4e4 f1c4 e4f4 c4d5 f4e3 f6e5",
"mate": null
}
] | 1 |
rnb1k2r/pp3ppp/1b3q2/1p1P4/8/5N2/PPP1Q1PP/RNB2K1R b KQkq - | false | {
"depth": 30,
"knodes": 7526
} | [
{
"cp": 11,
"line": "f6e7 e2e7 e8e7 b1c3 b5b4 c3a4 h8d8 c1d2 b8a6 a4b6",
"mate": null
}
] | 1 |
1r2r1k1/3bq1b1/p1n2n1p/3p1PN1/2pP4/2B3Q1/PPB3PP/1N2RRK1 b - - | false | {
"depth": 19,
"knodes": 6206
} | [
{
"cp": 360,
"line": "h6g5 e1e7 e8e7 b1d2 b8b7 d2f3 e7e2 c2b1 c6a7 f1e1",
"mate": null
},
{
"cp": 370,
"line": "e7f8 g5e6 f8f7 b1d2 d7e6 f5e6 e8e6 e1e6 f7e6 d2c4",
"mate": null
},
{
"cp": 396,
"line": "f6h5 g3f3 e7g5 f3d5 g8h8 d5d7 c6e7 b1d2 h5f6 d7d6",
"mate": null
},
{
"cp": 411,
"line": "e7d8 g5e6 d7e6 f5e6 e8f8 b1d2 f6h5 g3g6 h5f6 d2f3",
"mate": null
}
] | 4 |
3b2k1/5pp1/4p2p/1p1pP3/p1qP3P/Pn2BNP1/1P3P2/3Q2K1 w - - | false | {
"depth": 25,
"knodes": 4442
} | [
{
"cp": -42,
"line": "h4h5 d8a5 g1g2 b5b4 a3b4 a5b4 g2h2 b4e7 h2g2 e7d8",
"mate": null
}
] | 1 |
r4rk1/ppp1qpp1/2bp3p/8/3Qn3/2N2N2/PPP2PPP/3R1RK1 w - - | false | {
"depth": 21,
"knodes": 12999
} | [
{
"cp": -111,
"line": "c3d5 c6d5 d4d5 c7c6 d5d4 d6d5 f1e1 e7d8 c2c4 e4f6",
"mate": null
},
{
"cp": -121,
"line": "d1e1 f7f5 d4c4 e7f7 c4f7 f8f7 c3e4 f5e4 f3d4 c6d5",
"mate": null
}
] | 2 |
r1bqkb1r/pp3ppp/1nnpp3/1N2P3/2BP4/5N2/PP3PPP/R1BQ1RK1 w kq - | false | {
"depth": 19,
"knodes": 6626
} | [
{
"cp": 92,
"line": "c4b3 a7a6 c1g5 d8d7 b5c3 h7h6 g5e3 d6d5 c3e2 b6c4",
"mate": null
},
{
"cp": 85,
"line": "c4d3 d6e5 f3e5 a7a6 b5c3 f8e7 e5c6 b7c6 d1g4 e7f6",
"mate": null
},
{
"cp": 78,
"line": "b2b3 d6e5 d4e5 f8e7 d1c2 b6c4 f1d1 c4d2 c1d2 e8h8",
"mate": null
},
{
"cp": 44,
"line": "e5d6 f8d6 d4d5 b6c4 d5c6 b7c6 b5d6 c4d6 d1c2 d6f5",
"mate": null
}
] | 4 |
1rr3k1/p3ppb1/3pbnp1/q7/1p1BP1P1/P1N2P2/1PPQB3/1K1R3R w - - | false | {
"depth": 17,
"knodes": 7003
} | [
{
"cp": -229,
"line": "c3b5 b8b5 e2b5 a5b5 a3b4 c8c4 c2c3 a7a5 b2b3 c4d4",
"mate": null
},
{
"cp": -270,
"line": "c3a2 a5a4 a2b4 b8b4 d2b4 a4c2 b1a1 c2e2 g4g5 f6h5",
"mate": null
},
{
"cp": -512,
"line": "h1h5 g6h5 a3b4 a5b4 c3d5 b4d2 d1d2 e6d5 e4d5 h5h4",
"mate": null
},
{
"cp": -519,
"line": "a3b4 b8b4 c3d5 f6d5 c2c4 g7d4 d2d4 d5f6 d1c1 c8b8",
"mate": null
}
] | 4 |
6k1/1rr1p2p/1nNp2p1/4p1P1/1R2P3/3P2P1/5PK1/2R5 w - - | false | {
"depth": 21,
"knodes": 4617
} | [
{
"cp": 30,
"line": "f2f4 e5f4 g3f4 g8f8 g2f3 f8e8 c1c2 b6d7 b4b7 c7b7",
"mate": null
},
{
"cp": 18,
"line": "c1c3 g8f8 f2f4 b6d7 b4b7 c7b7 c3a3 e5f4 g3f4 d7c5",
"mate": null
}
] | 2 |
r4rk1/pp3pb1/2p1b2p/4B1p1/4n3/P1N5/1PP1BPPP/3RK2R w K - | false | {
"depth": 23,
"knodes": 7436
} | [
{
"cp": 423,
"line": "e5g7 g8g7 c3e4 e6d5 f2f3 a8e8 e4c3 d5e6 e1h1 f7f5",
"mate": null
}
] | 1 |
rnbqr1k1/pp3pbp/3p2p1/2pP4/2P2P2/2NB3P/PP1QN1P1/4RRK1 b - - | false | {
"depth": 23,
"knodes": 4843
} | [
{
"cp": 0,
"line": "f7f5 g1h2 c8d7 e2g1 e8e1 f1e1 b8a6 c3b5 d8f6 g1f3",
"mate": null
}
] | 1 |
rq6/5Qp1/r6p/p1R1ppk1/8/RB5P/1P3PP1/6K1 w - - | false | {
"depth": 53,
"knodes": 12573
} | [
{
"cp": null,
"line": "b3d1 b8b4 a3g3 b4g4 g3g4 f5g4 c5e5 g5h4 f7h5",
"mate": 5
},
{
"cp": null,
"line": "b3e6 a6e6 a3g3 g5h4 f7f5 e6g6 g3g6 b8b2 g2g3",
"mate": 5
},
{
"cp": null,
"line": "f7g7 a6g6 h3h4 g5f4 a3a4 b8b4 g7e5 f4g4 e5f5 g4h4",
"mate": 6
},
{
"cp": null,
"line": "f2f4 g5f4 g2g3 f4g3 b3d1 g3f4 a3f3 f4g5 f7f5 g5h4",
"mate": 6
}
] | 4 |
8/1pp2kpp/5p2/8/7q/P2PRP2/1PKB4/8 w - - | true | {
"depth": 20,
"knodes": 4699
} | [
{
"cp": -513,
"line": "d2e1 h4g5 e3e4 g5g2 c2c3 g2f3 a3a4 g7g5 a4a5 h7h5",
"mate": null
}
] | 1 |
rn4kr/p2qb1pp/2p2n2/1p6/4P1N1/2NP4/PPP3PP/R1BQK2R w KQ - | false | {
"depth": 13,
"knodes": 3439
} | [
{
"cp": 406,
"line": "g4e5 d7c7 c1f4 b8d7 e5g6 e7d6 f4d6 c7d6 g6h8 b5b4",
"mate": null
},
{
"cp": 406,
"line": "g4f6 e7f6 e1h1 h7h6 c1e3 d7e6 a2a4 b5b4 c3e2 g8h7",
"mate": null
},
{
"cp": 376,
"line": "g4f2 h7h5 e1h1 f6g4 c3e2 c6c5 h2h3 b8c6 h3g4 h5g4",
"mate": null
},
{
"cp": 335,
"line": "h2h3 f6g4 d1g4 d7g4 h3g4 b8d7 c3d1 h7h6 d1e3 g8f7",
"mate": null
}
] | 4 |
8/6p1/2n1pp2/BpPpPk1p/3P1P1P/5KP1/8/8 w - - | false | {
"depth": 18,
"knodes": 6224
} | [
{
"cp": -160,
"line": "e5f6 f5f6 a5c3 b5b4 c3a1 f6f5 a1b2 c6a5 b2a1 b4b3",
"mate": null
},
{
"cp": -465,
"line": "a5d2 c6d4 f3e3 f6e5 f4e5 d4c6 d2c3 b5b4 c3d2 d5d4",
"mate": null
},
{
"cp": -532,
"line": "a5c7 c6d4 f3e3 d4c6 c7d6 f6e5 f4e5 d5d4 e3f3 c6e5",
"mate": null
}
] | 3 |
rnbqr1k1/pp4bp/3p2p1/2pP1p2/2P2P2/2NB3P/PP1QN1P1/4RRK1 w - - | false | {
"depth": 27,
"knodes": 9994
} | [
{
"cp": -1,
"line": "g1h2 c8d7 e2g1 b8a6 e1e8 d8e8 g1f3 a6c7 a2a3 e8f8",
"mate": null
}
] | 1 |
r1bq4/ppp2ppk/8/3p4/8/2Q5/P1P2PPP/R1B1r1K1 w - - | false | {
"depth": 18,
"knodes": 3236
} | [
{
"cp": -84,
"line": "c3e1 c8f5 c2c3 c7c5 f2f3 h7g8 c1d2 a8c8 e1e5 f5g6",
"mate": null
}
] | 1 |
6k1/1rr1N2p/1n1p2p1/4p1P1/1R2P3/3P2P1/5PK1/2R5 b - - | false | {
"depth": 21,
"knodes": 3186
} | [
{
"cp": 299,
"line": "g8f7 c1c7 b7c7 e7g6 b6d7 g6h4 d7c5 d3d4 c5e4 d4e5",
"mate": null
},
{
"cp": 446,
"line": "g8f8 e7g6 h7g6 c1c7 b7c7 b4b6 f8e7 g2f3 c7a7 b6b8",
"mate": null
}
] | 2 |
r4rk1/pp2pp1p/1qn3p1/2p2b2/5QP1/5N2/PPP1PP1P/2KR1B1R b - - | false | {
"depth": 23,
"knodes": 7264
} | [
{
"cp": -231,
"line": "c6b4 f4e3 f5c2 d1d2 c2a4 a2a3 b4c6 c1b1 c6a5 d2d3",
"mate": null
}
] | 1 |
rnbqkbnr/ppppp3/5p2/5Ppp/2P5/5N2/PP1PP1PP/RNBQKB1R b KQkq - | false | {
"depth": 15,
"knodes": 9205
} | [
{
"cp": 83,
"line": "b8c6 d2d4 e7e5 d4e5 g5g4 f3h4 c6e5 b1c3 b7b6 c1f4",
"mate": null
},
{
"cp": 85,
"line": "h5h4 d2d4 e7e6 e2e4 g5g4 f3d2 b8c6 b1c3 c6d4 d2b3",
"mate": null
},
{
"cp": 93,
"line": "e7e5 b1c3 h5h4 e2e3 b7b6 f1e2 g5g4 f3g1 c8b7 e3e4",
"mate": null
},
{
"cp": 107,
"line": "g8h6 e2e4 e7e6 d2d4 e6f5 f1d3 d7d6 e4f5 d8e7 e1f2",
"mate": null
}
] | 4 |
5rk1/pp2q1pp/2n1p3/3p4/3P4/5P1P/PP3P2/R2Q1RK1 b - - | false | {
"depth": 18,
"knodes": 3392
} | [
{
"cp": -222,
"line": "e7h4 f3f4 h4h3 a1c1 f8f4 c1c3 h3h4 c3f3 f4g4 f3g3",
"mate": null
},
{
"cp": -145,
"line": "h7h6 a1c1 e7h4 c1c3 c6d4 f3f4 f8f4 c3g3 h4f6 g1h1",
"mate": null
}
] | 2 |
rn4kr/p2qb1pp/2p2N2/1p6/4P3/2NP4/PPP3PP/R1BQK2R b KQ - | false | {
"depth": 14,
"knodes": 3923
} | [
{
"cp": 526,
"line": "g7f6 d1h5 b8a6 c1h6 e7f8 h6f8 a8f8 a2a3 d7f7",
"mate": null
},
{
"cp": 853,
"line": "g8f8 f6d7 b8d7 d1g4 a8d8 e4e5 d7b8 c3e4 g7g6 e1h1",
"mate": null
},
{
"cp": 897,
"line": "g8f7 f6d7 b8d7 d1h5 g7g6 h5h3 d7c5 c1h6 f7e8 d3d4",
"mate": null
}
] | 3 |
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