PuzzleId
stringlengths
5
5
new_FEN
stringlengths
30
77
best_Moves
stringlengths
2
130
Rating
int64
399
3.26k
RatingDeviation
int64
49
500
zzcyp
8/8/3kp3/3p1p1p/3K1PbP/4P1PB/8/8 w - - 13 62
Bxg4 fxg4 e4 dxe4 Kxe4
1,183
75
zzd65
8/p7/1b6/1P5p/2b4k/7P/1R5K/8 w - - 13 61
Rb4 Bc7+ Kg2
1,072
84
zzd8S
7k/8/2B4p/1p3pp1/b7/2K1P1PP/5P2/8 b - - 1 47
b4+ Kxb4 Bxc6
940
82
zzdLg
6k1/p4p1p/1p2p1qQ/3p3N/2r5/6PK/PP3P1P/8 w - - 6 33
Nf6+ Qxf6 Qxf6
1,441
104
zzdRD
r3k1nr/pp2Ppb1/4b1p1/6Bp/qn5P/2PB1N2/3Q1PP1/1K1R3R w kq - 1 18
Bb5+ Qxb5 Qd8+ Rxd8 exd8=Q#
1,626
77
zzdVM
3r1r2/1p1k1p1p/2q1p1p1/p2NP3/P7/R7/1P1R1QPP/6K1 b - - 0 27
Qc1+ Qf1 Qxd2 Qb5+ Kc8 Ne7+ Kb8
2,062
79
zzdcb
r3r1k1/1p4p1/3bP2p/p3qp2/8/PB1Q3P/1P3PP1/R4RK1 b - - 0 21
Qh2#
696
87
zzdeP
1r3k1r/p4pp1/2p1p3/3pP3/2p2P2/2N1qQ2/P2R1RP1/6K1 b - - 4 24
Qe1+ Rf1 Qxd2
1,073
77
zzdft
1rb1k2r/p3Ppb1/6pp/1q1n4/3P1Q1P/1PN2P2/P1P3P1/2KR3R w k - 3 18
Nxd5 Qxd5 Qxb8
1,577
75
zzdhH
8/5pk1/8/1p6/8/1Q3NbP/P1q3P1/5K2 b - - 12 51
Qf2#
999
76
zzdj7
r5k1/p1p1P2p/1qp1P1p1/2npB1Q1/8/1P6/P1P3PP/3R3K b - - 2 27
Ne4 Qh4 Nf2+
1,559
84
zzdk7
6k1/5pp1/p1N1p3/1b1pP2p/3P4/4P1q1/1P3QB1/6K1 b - - 3 42
Qxf2+ Kxf2 Bxc6
1,021
77
zzdoi
r1bqkb1r/ppp2ppp/4p3/6B1/2Qnn3/8/PP2PPPP/R3KBNR w KQkq - 0 8
Bxd8 Bb4+ Kd1
1,868
74
zzdr3
r2qkb1r/pp2pppp/2p5/3Pn3/1Q2P3/5B2/PP3PPP/RNB1K2R b KQkq - 0 10
Nd3+ Kf1 Nxb4
960
76
zze9h
3r2k1/p4ppp/1ppN4/3bQ1q1/3p4/7P/PPP3P1/R3R1K1 b - - 0 24
Qxg2#
868
79
zze9s
5rk1/1p4pp/p7/3b4/3p1P2/7q/PPQ1RNPP/7K b - - 1 28
Qxg2#
908
77
zzeAZ
r4k2/p3n2Q/qp2p3/6P1/3P4/2P1Pp2/2RK4/5R2 b - - 3 35
Qe2+ Kc1 Qxf1+
1,399
76
zzeDg
5rk1/p4p1p/1p1P2p1/4Q3/4B2P/3q2P1/P1p5/2R4K b - - 1 34
Qd1+ Rxd1 cxd1=Q+
1,254
83
zzeE0
4rrk1/ppp4p/3p2p1/5bN1/2PP4/P1P5/1KqQP1B1/7R w - - 6 25
Qxc2 Bxc2 Bd5+ Kg7 Kxc2
1,913
86
zzeGD
rn2k2r/pp3ppp/2p5/q2p2B1/1b1PN1b1/3BPN2/PP3PPP/R2Q1RK1 b kq - 0 10
dxe4 Bxe4 Bxf3 Bxf3 Qxg5 Qb3 Qe7
2,312
78
zzeJh
1r1qr1k1/p1p2p1p/3bb1pB/8/1n2B3/2N2Q2/PP3PPP/R3R1K1 b - - 7 16
Qh4 g3 Qxh6
1,862
74
zzeOH
r4r1k/p1p3pp/1p2P3/2b5/8/1Q6/PB2q1PP/3R1R1K w - - 1 28
Bxg7+ Kxg7 Rd7+ Kh6 Qh3+ Qh5 Rxh7+ Kxh7 Qxh5+
2,180
86
zzeXd
r6r/ppqk4/2p1pQ1p/8/3P1b2/2P5/PP4P1/4R2K w - - 0 23
Qxe6+ Kd8 Qf6+ Kc8 Qxh8+ Qd8 Re8
1,430
74
zzeak
8/8/1pp3pp/2k2p2/P1P2P1P/3K2P1/8/8 b - - 0 40
Kb4 g4 h5 gxh5 gxh5 Kd4 Kxa4 Ke5 b5 cxb5 cxb5 Kxf5 b4 Kg5 b3 f5 b2 f6 b1=Q
2,600
82
zzee5
4k3/5pp1/4p2p/4P2P/2K2PP1/8/8/8 w - - 1 35
g5 Kd8 Kb5 Kd7 Kb6
2,690
109
zzelI
1r6/5P2/4K3/pk3N1p/8/4P3/8/8 w - - 0 56
Nd6+ Ka4 Ne8
1,706
75
zzemV
2kr1b1r/ppp2ppp/2n2n2/3qp3/2P5/3b1N1P/PPQN1PP1/R1B1KB1R w KQ - 0 10
cxd5 Bxc2 dxc6
1,639
75
zzepD
r1b3k1/ppp4r/4qp1p/4bRpQ/4P1P1/BP5B/P2NK3/1R6 b - - 3 25
Qa6+ Nc4 Be6 Bf1 Bxc4+
2,638
99
zzerm
4k3/8/8/1KNp4/p2P2pp/4P3/P4PP1/8 b - - 0 38
h3 gxh3 gxh3
1,218
77
zzeu7
3r2k1/ppp2pp1/4bb2/8/4Q3/P1P5/1RP2PPP/6K1 b - - 0 24
Rd1+ Qe1 Rxe1#
649
99
zzf0W
6k1/5ppp/3rp3/1p1p4/1PbP4/4P2P/Rr2NPPK/8 w - - 0 35
Ra8+ Rd8 Rxd8#
828
84
zzf14
r1bq1rk1/3n2p1/p3p2p/1p1pP3/3N4/2PB4/PP4PP/R2QK2R w KQ - 1 19
Nxe6 Qh4+ g3 Qe7 Nxf8
1,251
75
zzf1n
r1b3kr/ppq1n1pp/2pbN3/4n3/8/P1N2Q2/1PPB1PPP/R4R1K w - - 5 15
Qf8#
751
85
zzf33
8/4p1k1/3pP2p/5PP1/p3K3/4P2R/3r4/8 b - - 0 40
hxg5 Rh5 Rg2 Kf3 Rg1
2,280
80
zzf5x
5k2/5p1p/8/p1pb2Q1/P7/4BqP1/5P2/4K3 w - - 3 44
Bxc5+ Ke8 Qe7#
1,837
81
zzf6v
q4k1r/p2b1ppp/5n2/4Q3/8/8/PPPP1KPP/RNB4R b - - 0 12
Ng4+ Kf1 Nxe5
944
108
zzf8H
8/2Q3pk/1p4R1/4p3/4Prn1/2P3Pq/PP5P/4RNK1 b - - 0 30
Rxf1+ Rxf1 Qxh2#
1,185
74
zzfBf
5r1k/pp5p/2pPN1p1/2P1b3/8/5r1P/PPB1Q3/6RK b - - 0 28
Rxh3+ Qh2 Rxh2#
868
90
zzfDS
6k1/1Q3pr1/p4R2/6p1/8/6PK/r6P/8 b - - 0 35
g4+ Kh4 Rxh2#
1,751
76
zzfHx
r3k2r/b1pnqp2/p2p1n2/1p2P1B1/3P4/2Q5/PP3PPP/RN2K2R w KQkq - 1 16
Bxf6 Nxf6 Qc6+ Nd7 Qxa8+
2,297
84
zzfIm
r4r1k/pp4p1/3p3p/2pB1R2/5nP1/2P1q2P/PP5N/R4Q1K b - - 4 21
Rxf5 gxf5 Nxd5
1,796
75
zzfN5
rn3rk1/pp3ppp/2p1pn2/2b4b/4PP1P/2N2NP1/P1qBQ1B1/1R2K2R w K - 0 14
Rc1 Qb2 Na4 Qxa2 Nxc5
1,981
74
zzfPz
r1bq3k/ppp4P/3p4/2nPp3/2P1P1nN/2NBb3/PP2QrP1/R3K2R w KQ - 5 17
Ng6+ Kg7 h8=Q+ Qxh8 Rxh8
2,157
82
zzfRy
4r1k1/ppp2p1p/2n2B2/2Q5/6b1/8/PPP1B1qP/R3K1NR b KQ - 0 17
Rxe2+ Nxe2 Qxe2#
1,599
74
zzfWG
2r3k1/pq3pp1/1p2p2p/4n3/QP2N3/2PrR1P1/5P1P/3R2K1 w - - 0 25
Rdxd3 Nxd3 Nd6 Qc6 Qxc6 Rxc6 Rxd3
2,044
76
zzfYS
2b2rk1/2pp1ppp/pb6/1p1BP3/5P1q/2P2Q2/PP4PP/RNB4K b - - 4 18
Qe1+ Qf1 Qxf1#
1,011
93
zzfci
5rk1/1p2qp2/p5p1/2p1RQ2/P2p2P1/1P3P1n/2P3K1/R7 b - - 0 27
Qh4 Qe4 f5 gxf5 Nf4+
2,376
107
zzfdF
8/1p2bp1k/p5pp/3bPQ2/1P6/P4N1P/1B3qPK/8 w - - 0 32
Ng5+ Bxg5 Qxf2
1,482
78
zzfgl
r4rk1/ppp2p1R/6p1/3p4/3n4/6P1/PPPQBq2/2KR4 w - - 0 18
Qh6 Qe3+ Qxe3
2,101
74
zzfif
r1r4k/2R2p1p/2p1pq2/p4p2/1p6/6RP/6P1/4Q2K w - - 4 41
Rxf7 Rf8 Rxf6
1,862
80
zzfij
8/2p1kpRR/2p1Nq2/4p3/2P1P3/r7/2K1Q3/2b5 b - - 2 42
Ra2+ Kxc1 Rxe2 Rxf7+ Qxf7
1,408
76
zzfjV
3r2k1/p5p1/1p1bp2p/2p5/P7/2P2N1P/1P3PP1/3R2K1 b - - 1 23
Bh2+ Kxh2 Rxd1
950
92
zzflL
2rq1rk1/1p3pb1/p3b1pQ/3p1p1p/1P1N4/P7/1BP2PPP/4RRK1 w - - 6 21
Qxg7+ Kxg7 Nxe6+ Kg8 Nxd8
1,839
76
zzfuD
r4r1k/pbq3p1/1p1b1n1N/2p5/1PPp3Q/8/PBB2PPP/3RR1K1 b - - 0 22
gxh6 Qxh6+ Kg8
1,440
487
zzfwV
1rb1k2r/p4ppp/2Q1p3/4P3/3q1P2/1P4P1/P6P/RN2K2R b KQk - 0 16
Bd7 Qd6 Qe3+
2,518
79
zzfwZ
8/p1p4p/3k1pp1/3Pp3/2p1K1PP/P1P5/1P3P2/8 b - - 0 32
h5 f3 a6
2,484
89
zzg1p
2r3k1/1p3ppp/1p2pB2/1b1pP3/1b1P4/1P4Q1/P4PPP/6K1 b - - 6 21
Rc1#
734
124
zzg4T
6k1/ppQ2pp1/6qp/1P6/3r4/P6r/5PP1/2R2RK1 w - - 0 27
Qc8+ Kh7 Qxh3
1,128
166
zzg77
2r3k1/5p2/4pQ1p/p2p4/1p6/8/Pqr1RPPP/3R2K1 w - - 1 27
Qxb2 Rxb2 Rxb2
1,387
75
zzgHL
3rrk2/p1p1n2B/1pn1Rp2/8/6R1/B7/PPP3PP/7K b - - 1 25
Rd1+ Re1 Rxe1#
1,046
184
zzgS0
8/3R4/5k2/1p4p1/8/5qp1/P1P5/3RKB2 b - - 5 37
Qf2#
1,405
87
zzgSA
1r3r1k/pb1q3p/6pQ/4p3/1nBpP3/8/PPP3PP/R4RK1 w - - 3 22
Rxf8+ Rxf8 Qxf8#
1,029
80
zzgY8
r1b4r/1pq1np2/p1n2kp1/4p2p/4BP1P/1NQ5/PPP3P1/2KR1R2 w - - 0 22
fxe5+ Kg7 e6+
1,275
75
zzgcV
1q3rk1/6pp/2pb4/1p1P4/8/P2P1pPP/2P4K/R3QR2 b - - 2 26
Re8 Rxf3 Rxe1
2,463
91
zzgfw
8/2kbq3/p7/3Q1p1p/2Bp4/3P2PP/PP6/6K1 b - - 14 43
Qe1+ Kh2 Bc6 Qf7+ Kb6
2,356
83
zzgi1
r1bq1rk1/p4ppp/3b4/1p1Q4/2p1n3/2P1PN2/PPB2PPP/R1B1R1K1 b - - 0 15
Bxh2+ Nxh2 Qxd5
989
86
zzgm6
r2q3r/pppknBpp/1bnp4/4p3/4P3/1QPPBb1P/PP3PP1/RN2K2R w KQ - 0 10
Qe6#
1,175
124
zzgop
r1bq1rk1/1p1nbppp/p3p3/7B/2nNNPQ1/4B3/1PP3PP/R4RK1 w - - 4 17
Nxe6 fxe6 Qxe6+ Kh8 Qxc4
2,009
76
zzgpv
r2q1rk1/ppp2pp1/2b5/2bp2P1/5P2/2PQPN2/PP1N1nP1/2KR3R w - - 3 15
Qh7#
794
100
zzgrd
8/p2R3r/2K5/1P3pk1/6p1/8/4N3/8 b - - 3 52
Rxd7 Kxd7 f4
1,503
136
zzh02
4r1k1/R4ppp/8/3p4/3P4/1P1q1P1P/6P1/2Q3K1 b - - 0 25
Qxd4+ Kh2 Qxa7
1,369
75
zzh9w
2R5/1p1k1p1Q/p3qP2/8/3p4/8/P3r2P/3N1RK1 b - - 0 33
Qg4+ Kh1 Qg2#
1,017
86
zzhAp
3k3r/3R4/1p1PP3/p4P2/1p2K3/1Pp4p/P7/8 b - - 3 52
Kc8 Kd4 h2
1,772
74
zzhC4
r3nr1k/1p1q1pp1/1bpp3B/p7/P1B1P3/1N5P/1P1Q1P1K/3bR3 w - - 0 21
Bxg7+ Kxg7 Qg5+ Kh7 Qh4+
2,488
78
zzhEq
4Q3/pp6/7k/8/3R2b1/2PK1Pq1/PP4rb/RN6 b - - 0 30
Bf5+ Kc4 Qc7+ Kb3 Qb6+
2,726
96
zzhIp
r4rk1/pppq1ppp/3b4/n2Q2B1/3P2b1/2P2N2/PP1N1PPP/R3R1K1 b - - 8 16
Bxh2+ Nxh2 Qxd5
1,431
225
zzhRt
2r2r1k/1p3p2/p3p2p/3p2pN/2n2Q2/6RP/PqP2PP1/4R1K1 w - - 0 26
Rxg5 hxg5 Qxg5
1,895
74
zzhUG
6k1/5p2/b3pPpp/2pq4/3r3P/P4PQ1/2r2P2/R1R3K1 w - - 0 32
Qb8+ Qd8 Qxd8+ Rxd8 Rxc2
977
77
zzhUZ
3k3r/1p3ppp/1rn1P3/4Pp2/1b6/5N2/3B1PPP/R3K2R w KQ - 1 21
Ra8+ Ke7 Rxh8
1,287
76
zzhX5
r4rk1/1b2bppp/p1q1p3/8/Pp6/1P1BQ3/2P1NPPP/R4RK1 b - - 1 18
Qxg2#
629
82
zzhh5
r3kb1r/pp2pppp/2p5/8/3qN3/1B1n2Q1/PP1B1PPP/1K1R3R b kq - 0 14
Qxb2#
861
89
zzhhc
1r2r1k1/1pp2pp1/p1nb1q1p/3p1b2/1P1P4/P3P1n1/1BQN1PBP/R3NRK1 w - - 0 17
fxg3 Bxc2 Rxf6 gxf6 Nxc2
1,634
83
zzhjS
6k1/1r3p1p/p2b2p1/2n5/2PNB3/1P5P/P4PP1/4R1K1 b - - 0 29
Re7 f3 Nxe4 Rxe4 Rxe4 fxe4 Bc5 Kf1 Bxd4
2,290
75
zzhl8
r1b1k1nr/pppp1ppp/1b3q2/4p3/1PBNP3/B2P4/P1P2PPP/RN1QK2R b KQkq - 0 7
Bxd4 O-O Bxa1
1,088
89
zzhlT
r2qk1r1/p7/2pp4/4pb1p/4Np2/1Q1P3P/PP6/1K5R w q - 0 31
Qxg8+ Ke7 Qg7+ Ke6 Ng5+ Kd5 Qf7+
1,985
75
zzhmV
2R5/5pkp/r3pNp1/p2pPn2/8/1PKR1P2/P4r2/8 w - - 0 30
Rg8+ Kh6 Ng4+ Kg5 Nxf2
1,179
75
zzhma
r4rk1/pp4bp/1qp1n1pB/8/4B3/2P4P/PP1Q1PP1/2KR3R b - - 2 19
Rxf2 Be3 Rxd2
1,573
80
zzhxJ
r2q1k1r/pppb1Bp1/3b1p2/5P2/6pn/1QN1B2P/PP2N3/R4RK1 b - - 1 19
Qe7 Be6 Nxf5
2,397
87
zzi5R
r3k1r1/1b3pb1/p1q1p2p/1p2n3/7B/2P2N2/P2QBPPP/2R1R1K1 b q - 5 21
Nxf3+ Bxf3 Qxf3 gxf3 Bxc3+
1,751
76
zziCs
5rk1/4b2p/6p1/p7/2pPpPQ1/1qP1P2R/2R4P/1rB3K1 w - - 4 30
Qe6+ Rf7 Rxh7 Kxh7 Qxf7+ Kh8 Qe8+ Bf8 Qxf8+
1,921
85
zziJ7
6k1/p3rppp/2pNr3/1pP1n3/1P6/2P2P1P/P5P1/R3R1K1 b - - 3 28
Nxf3+ gxf3 Rxe1+ Rxe1 Rxe1+
889
85
zziJU
6k1/p4p1p/4rRp1/1pp1r3/n4N2/P6P/1PP3P1/4R1K1 w - - 0 30
Rxe6 Rxe1+ Rxe1
1,544
74
zziK6
8/2p3pk/1p1n3p/p7/8/P3R2P/3R2PK/2r5 b - - 6 48
Nc4 Rdd3 Nxe3
1,690
185
zziK7
r6r/pp6/2p2bkp/2P2pp1/6P1/1Q6/PP1q1PP1/R4K1R w - - 0 24
gxf5+ Kxf5 Rd1
2,338
78
zziOU
1r1r2k1/5pbp/pNqp2p1/P1nNp3/8/2P1Q3/5PPP/1R2R1K1 w - - 11 30
Ne7+ Kh8 Nxc6
812
105
zziOw
1kr5/ppr1b3/nq1pB1p1/4pp1p/1PP5/PQ2PNP1/2R2PP1/1KR5 b - - 5 27
Nc5 Qc3 Nxe6
1,583
74
zziZy
r2qk2r/pppb1ppp/5n2/3PN3/1QpnP3/2N5/PP3PPP/R1B1KB1R b KQkq - 0 9
Nc2+ Kd1 Nxb4
1,029
76
zzisu
2k3r1/1p3p2/2q1p2p/7R/2B3r1/1PP1Q3/P4K2/5R2 b - - 3 30
Qg2+ Ke1 Re4
1,494
75
zziuG
r1bq1rk1/1p2bp1p/p3pNp1/3p4/P1BB2Q1/7P/1PP2PP1/R4RK1 b - - 1 14
Bxf6 Bxf6 Qxf6
790
98
zziwW
r2b1rk1/2R2ppp/p2pb3/2nBp3/3pP3/3P3P/2P1NPPN/R5K1 w - - 8 22
Rxc5 Bxd5 Rxd5
1,728
73