fen
stringlengths
24
80
depth
int64
1
245
evaluation
stringlengths
2
7
best_move
stringlengths
2
7
best_line
stringlengths
2
67
r1bqkb1r/pp2pppp/2np1n2/2p5/2B1P3/2N2N2/PPPP1PPP/R1BQ1RK1 b kq -
32
0.06
Bg4
Bg4 h3 Bxf3 Qxf3 e6 Bb5 Rc8 a4 a6 Bxc6+
2k5/8/p2b4/2p5/8/2P4r/P4R2/1K2R3 w - -
30
5.39
Rf7
Rf7 Bc7 Re6 Kb7 Ree7 Kb6 Rxc7 Rxc3 Rb7+ Kc6
r1bqk2r/pp2bppp/2n1pn2/3p2B1/2PP4/2N2N2/PP2BPPP/R2QK2R b KQkq -
27
-0.26
dxc4
dxc4 O-O h6 Bf4 O-O Bxc4 b6 Qd2 Bb7 Rad1
4B3/8/5k2/5p2/p4P1p/Pb6/1P4P1/6K1 w - -
46
6.33
Kh2
Kh2 Ke7 Bb5 Ke6 Kh3 Bc2 Kxh4 Kf6 Kg3 Kg6
r1bqkb1r/pppp1ppp/2nn4/1B2p3/8/5N2/PPPP1PPP/RNBQR1K1 w kq -
55
0.15
Nxe5
Nxe5 Be7 Bf1 Nxe5 Rxe5 O-O d4 Bf6 Re1 Re8
r1b1k3/pp6/4p2Q/2npP3/8/8/Pq3PPP/R4BK1 w - -
20
0.00
Rc1
Rc1 b6 Qg6+ Kd8 Qf6+ Ke8 Qg6+
r2qk2r/6p1/1pp1B3/3p2b1/P2Pnn1p/1NB2P1P/1PP5/R3QR1K b kq -
17
-3.39
Ng3+
Ng3+ Kg1 Nfe2+ Kg2 Qf6 Bg4 O-O f4 Nxf4+ Rxf4
7k/7N/8/8/8/8/8/6RK b - -
99
M8
Kxh7
Kxh7 Kh2 Kh8 Rg4 Kh7 Kg3 Kh8 Kh4 Kh7 Kh5
8/8/8/3k4/NK6/8/2q5/8 b - -
53
M-8
Kd4
Kd4 Ka5 Qb3 Nb6 Kc5 Nd7+ Kd6 Ne5 Kxe5 Ka6
r2q1rk1/pbp1N1pp/1p1b4/5p2/2B5/P3PPn1/1P3P1P/2RQK2R b K -
99
M3
Kh8
Kh8 Ng6+ hxg6 hxg3+ Qh4 Rxh4#
8/8/5kp1/6P1/2r2P1p/4RK1P/8/8 b - -
26
2.69
Kf7
Kf7 Re4 Rc1 Kg4 Rf1 Ra4 Kg8 Ra5 Rc1 Ra6
8/1r6/3Pkp2/7p/7P/8/3R1K2/8 b - -
58
0.00
Rd7
Rd7 Re2+ Kxd6 Re8 Ra7 Rh8 Ra5 Rh6 Rf5+ Kg3
7K/8/2Q5/8/8/8/1p6/3k4 w - -
60
M21
Qa4+
Qa4+ Kc1 Qc4+ Kd2 Qb3 Kc1 Qc3+ Kb1 Kg7 Ka2
r1bq1rk1/5pp1/2nb1n1p/pp1pN3/2pP3B/2P4P/PPB2PP1/RN1QR1K1 b - -
28
0.58
Ra6
Ra6 Nd2 g5 Bg3 Ne7 f4 Ne8 Qf3 Ng7 Nf1
1kr5/p5Q1/2b1P3/q2p1p2/5P2/P1p5/2P3PP/2B1K2R b - -
28
0.70
Qb6
Qb6 Qxc3 Ka8 Bb2 Bb7 Qd4 Qxe6+ Kd2 Rc4 Qh8+
8/8/3k4/8/8/2QBK3/8/8 w - -
99
M5
Qf6+
Qf6+ Kc5 Qe6 Kb4 Kd4 Ka3 Kc3 Ka4 Qa6#
rnb1k2r/ppp1nppp/3b4/3B4/3PPp1q/5N2/PPP3PP/RNBQ1K1R b kq -
25
-0.25
Qh6
Qh6 Bb3 f6 Kg1 Nbc6 c3 g5 Nbd2 g4 Ne1
r2q1rk1/1pp2pp1/1pnpbn1p/4p3/2B1P2B/P2P1N2/1PP2PPP/R2QK2R w KQ -
24
0.00
Nd2
Nd2 g5 Bxe6 fxe6 Bg3 Qe8 h4 Qg6 Nc4 Nh5
rnb1k2r/ppp3pp/5n2/3pN3/4q3/2B5/PPP1BPPP/R2Q1RK1 b kq -
26
3.33
O-O
O-O Bf3 Qf5 Bxd5+ Nxd5 Qxd5+ Qe6 Qd4 Qd6 Qh4
2r1r3/6k1/8/4N2Q/P7/1q5P/5PP1/4R1K1 w - -
32
M12
Qg6+
Qg6+ Kh8 Re4 Rc1+ Kh2 Rh1+ Kxh1 Qd1+ Kh2 Rxe5
4Q3/3k1K2/8/8/8/8/8/8 b - -
99
M5
Kc7
Kc7 Ke6 Kb7 Qb5+ Kc7 Ke7 Kc8 Kd6 Kd8 Qb8#
8/p5p1/P2kp3/1Pp5/2P1pn2/7P/3KBP2/8 b - -
19
5.22
Kc7
Kc7 Bg4 Ng2 Bxe6 Kb6 Bf5 Ka5 Bxe4 Nf4 Bf5
7r/p3kp2/2p1pp2/2p2B2/8/8/PPPP3q/R1BQRK2 b - -
34
M-5
Qf4+
Qf4+ Kg1 Qg3+ Kf1 Rh1+ Ke2 Rh2+ Kf1 Qg2#
rnbqkbnr/pppp1ppp/8/4p3/4P3/5N2/PPPP1PPP/RNBQKB1R b KQkq -
58
0.11
Nc6
Nc6 Bb5 Nf6 O-O Nxe4 Re1 Nd6 Nxe5 Nxe5 Rxe5+
r3k2r/pppnnppp/3b4/3P4/3P1pbq/P1N2N2/1PP1K1PP/R1BQ1B1R w kq -
18
-2.10
Qe1
Qe1 Qh6 Bd2 O-O Qf2 Nf5 Kd1 Ne3+ Kc1 Bf5
3r1rk1/p1p2ppp/2P2n2/8/8/2P5/P1P1bPPP/R1B2RK1 w - -
21
-3.74
Re1
Re1 Bb5 Be3 a6 Bf4 Nd5 Bg3 Rde8 h3 f5
1Q1rk2r/pp3ppp/2q1pn2/8/8/2PB3P/P4PP1/2R2RK1 w - -
25
-1.25
Qg3
Qg3 Ke7 Be2 b6 a4 g6 Bb5 Qc5 Qf3 a5
r1bqk2r/pp2bppp/2n1pn2/6B1/2pP4/2N2N2/PP2BPPP/R2QK2R w KQkq -
21
-0.31
Bxc4
Bxc4 O-O O-O h6 Bh4 a6 Bd3 b5 Rc1 Bb7
rnb1kbnr/ppp1pppp/8/4q3/8/2N5/PPPP1PPP/R1BQKBNR w KQkq -
50
0.75
Be2
Be2 Bg4 d4 Bxe2 Ngxe2 Qa5 b4 Qh5 Qd3 e6
4B3/8/5k2/5p2/p4P1p/Pb6/1P4PK/8 b - -
44
6.91
h3
h3 Kxh3 Bc2 Kh4 Ke7 Bb5 Kf6 Kg3 Ke6 Kf2
rnbqkbnr/pppp1ppp/8/4p3/8/7N/PPPPPPPP/RNBQKB1R w KQkq -
29
-0.38
c4
c4 Ne7 Nc3 d5 cxd5 Nxd5 g3 Nc6 Bg2 Be6
r3k2r/1p2p3/p1nppnpb/4P1Qp/7P/1NN5/PPP2PP1/2KR2R1 b kq -
34
1.25
dxe5
dxe5 Qxh6 Rxh6 Nc5 Nd8 Rge1 Rc8 Nd3 Nd7 Nxe5
8/7k/8/8/8/8/8/6RK w - -
99
M8
Rg3
Rg3 Kh8 Kg2 Kh7 Kh3 Kh8 Kh4 Kh7 Kh5 Kh8
r3r1k1/ppp2p1p/2nb2p1/5b2/3N4/2P1BN2/PP3PPP/R3R1K1 b - -
28
-0.26
Nxd4
Nxd4 Nxd4 Bd7 c4 a6 Rac1 Be5 Rcd1 Bf6 Ne2
8/8/8/3k4/NKq5/8/8/8 w - -
48
M-8
Ka3
Ka3 Kd4 Nb2 Qc3+ Ka2 Qb4 Nd1 Qa4+ Kb2 Qxd1
8/8/4np2/4pk1p/RNr4P/P3KP2/1P6/8 w - -
51
7.24
Nd5
Nd5 Rc7 Nxc7 Nxc7 Rc4 Nd5+ Ke2 Nb6 Rc6 Nd5
r2q1r1k/pbp1N1pp/1p1b4/5p2/2B5/P3PPn1/1P3P1P/2RQK2R w K -
99
M3
Ng6+
Ng6+ hxg6 hxg3+ Qh4 Rxh4#
4QK2/1k6/1p6/pBn5/P7/8/5p2/2r5 b - -
42
-0.04
f1=Q+
f1=Q+ Bxf1 Rxf1+ Kg8 Rf4 Qe7+ Kc6 Qe8+ Nd7 Qg6+
4k3/8/8/1B6/8/8/8/4K1N1 b - -
35
2.07
Ke7
Ke7 Ke2 Kd6 Bc4 Ke5 Ke3 Kf5 Nf3 Kf6 Kf4
q7/6Q1/2p2p1P/3p2p1/PP2bkB1/7P/5K2/8 w - -
38
M1
Qc7#
Qc7#
r1bqk1nr/1pp3pp/p1pb1p2/4p3/3PP3/5N2/PPP2PPP/RNBQ1RK1 w kq -
24
1.21
dxe5
dxe5 fxe5 Nxe5 Qh4 Nf3 Qh5 Nbd2 Ne7 e5 Bc5
8/6k1/8/4n3/3BP3/8/8/7K w - -
72
M18
Bxe5+
Bxe5+ Kf7 Kg2 Ke6 Bc3 Kd6 Kg3 Kc5 Kg4 Kc6
8/6pk/3NK3/8/5N2/8/8/8 b - -
49
M16
Kh6
Kh6 Nf7+ Kh7 Kf5 Kg8 Nd6 g5 Nh5 g4 Ng3
r1bqkb1r/pp3ppp/2nppn2/2p5/2B1P3/2N2N2/PPPP1PPP/R1BQ1RK1 w kq -
33
0.15
d4
d4 cxd4 Nxd4 Be7 Be3 O-O a4 a6 Bd3 d5
r1kr4/ppp1b3/4q3/6B1/1n4p1/2K5/PPP2PPP/R7 b - -
1
M-2
b5
b5
8/7K/6P1/3k4/8/8/8/8 w - -
99
M11
g7
g7 Kd6 Kg6 Ke5 g8=Q Kd4 Kf5 Kd3 Ke5 Kc3
2r1r3/6k1/6Q1/4N3/P7/1q5P/5PP1/4R1K1 b - -
37
M11
Kh8
Kh8 Re4 Rc1+ Kh2 Rh1+ Kxh1 Qd1+ Kh2 Rxe5 Qh6+
r1b1k2Q/pp6/4p3/2npP3/8/8/Pq3PPP/R4BK1 b - -
18
-0.32
Kd7
Kd7 Qh7+ Kd8 Qh4+ Kc7 Qe7+ Nd7 Re1 Qc3 Rb1
r3k2r/pppnnppp/3b4/3P4/P2P1pbq/2N2N2/1PP1K1PP/R1BQ1B1R b kq -
19
-3.07
O-O
O-O Kd3 Qh5 h3 Rae8 Kc4 Nxd5 hxg4 N7b6+ Kb3
4B3/6k1/8/5p2/p4P1p/Pb6/1P4PK/8 w - -
35
7.82
Bb5
Bb5 Bd1 Kh3 Bc2 Kxh4 Kf6 Kg3 Kg6 Bd7 Kg7
8/8/8/3k4/N1q5/K7/8/8 b - -
47
M-8
Kd4
Kd4 Nb2 Qc3+ Ka2 Qb4 Nd1 Qa4+ Kb2 Qxd1 Ka3
R4nk1/6p1/8/5B2/P1pN2bb/5p2/6K1/8 w - -
29
5.43
Kf1
Kf1 Bxf5 Nxf5 Bg5 a5 g6 Nd4 Be3 Nc2 Bc5
8/3r4/3Pkp2/7p/7P/8/3R1K2/8 w - -
57
0.00
Re2+
Re2+ Kxd6 Re8 Ra7 Rh8 Ra5 Rh7 Rf5+ Kg2 Ke6
8/4k3/8/1B6/8/8/8/4K1N1 w - -
36
96.05
Kd2
Kd2 Ke6 Kd3 Kd5 Bc4+ Kc5 Nf3 Kd6 Kd4 Ke7
rnbqkb1r/p3pppp/5n2/1B6/3P4/1p2PN2/5PPP/RNBQK2R b KQkq -
29
0.90
Bd7
Bd7 Qxb3 e6 O-O Bd6 Nbd2 O-O Nc4 Bc7 Ba3
8/6p1/3NK2k/8/5N2/8/8/8 w - -
52
M17
Nf7+
Nf7+ Kh7 Kf5 Kg8 Nd6 Kf8 Ng6+ Kg8 Kg5 Kh7
8/8/5kp1/8/2r2PPp/4RK1P/8/8 w - -
25
3.08
g5+
g5+ Kg7 Re4 Rc3+ Kg4 Rg3+ Kxh4 Rf3 Kg4 Rf1
rnb1k2r/ppp1nppp/3b4/3B3q/3PPp2/5N2/PPP3PP/RNBQ1K1R w kq -
24
-0.05
Bc4
Bc4 c5 Nc3 Nbc6 d5 Ne5 Bb5+ Nd7 e5 Bxe5
r3k2r/1p2p3/p1n1pnpb/4p1Qp/7P/1NN5/PPP2PP1/2KR2R1 w kq -
33
1.19
Qxh6
Qxh6 Rxh6 Nc5 Nd8 Rge1 Rc8 Nd3 Nd7 Nxe5 Nxe5
rnbqkb1r/pp3ppp/2p2n2/3P4/2p5/2N5/PP3PPP/R1BQKBNR w KQkq -
22
-0.19
Bxc4
Bxc4 cxd5 Bxd5 Nxd5 Qxd5 Qxd5 Nxd5 Na6 Ne2 Be6
r1bqkb1r/pp1npp2/2pp1np1/6Bp/3PP2P/2N5/PPPQ1PP1/2KR1BNR b kq -
22
0.38
Qc7
Qc7 f4 Ng4 Nf3 f6 e5 fxg5 Bd3 Rg8 hxg5
rnbqk2r/p1p2ppp/5n2/1NbPp1B1/2p1P3/8/PP3PPP/R2QKBNR b KQkq -
30
-0.87
Bxf2+
Bxf2+ Kxf2 Nxe4+ Ke1 Nxg5 Qe2 O-O h4 c6 Nc3
2r1r2k/8/6Q1/4N3/P7/1q5P/5PP1/4R1K1 w - -
62
M11
Re4
Re4 Rc1+ Kh2 Rh1+ Kxh1 Qd1+ Kh2 Rxe5 Qh6+ Kg8
8/1kP1K3/8/8/8/8/8/8 w - -
99
M7
Kd7
Kd7 Ka6 c8=Q+ Kb5 Qc2 Kb6 Qc4 Ka5 Qb3 Ka6
q7/8/2p2Q1P/3p2p1/PP2bkB1/7P/5K2/8 b - -
99
M1
Bf5
Bf5 Qxf5#
r1kr4/p1p1b3/4q3/1p4B1/1n4p1/2K5/PPP2PPP/R7 w - -
99
M-1
a3
a3 Qc4#
r3kbnr/ppq2ppp/2n1p3/2ppP3/3P1B2/2N2N2/PPP2PPP/R2Q1RK1 w kq -
20
0.73
Nb5
Nb5 Qb6 c4 dxc4 Na3 cxd4 Nxc4 Qa6 Rc1 Rd8
r1bqk2r/pp2bppp/2n1pn2/6B1/2pP4/2N2N2/PP2BPPP/R2Q1RK1 b kq -
25
-0.28
Na5
Na5 Ne5 O-O Nxc4 Nxc4 Bxc4 Bd7 Bxf6 Bxf6 d5
1rb2rk1/3nppbp/p2p2p1/Q1p5/2pPP3/5P2/PP4PP/1KN2B1R w - -
30
-1.56
Bxc4
Bxc4 Bxd4 b3 Nb6 Bxa6 Ra8 Qxb6 Bxa6 Rd1 Bf6
1k6/3R4/1K6/8/8/8/8/8 b - -
99
M2
Kc8
Kc8 Rd1 Kb8 Rd8#
r2qkb1r/ppp1pppp/2n2n2/3p4/3P1Bb1/2P1PN2/PP3PPP/RN1QKB1R b KQkq -
31
0.19
e6
e6 Nbd2 Bd6 Qb3 Rb8 Bd3 Bxf4 exf4 O-O Ne5
8/8/6k1/4B3/4P3/8/8/7K w - -
79
M17
Kg2
Kg2 Kf7 Kf3 Kg6 Kf4 Kf7 Kf5 Ke8 Bc3 Kd8
1kr5/p5Q1/1qb1P3/3p1p2/5P2/P1p5/2P3PP/2B1K2R w - -
27
0.90
Qxc3
Qxc3 Ka8 Bb2 Bb7 Qd4 Qxe6+ Kd2 Rc4 Qh8+ Rc8
8/5p2/8/1P2k1p1/K3P1P1/8/2P5/8 w - -
34
M14
b6
b6 Kf4 b7 Kxe4 b8=Q Kd4 Kb5 Kc3 Qc7+ Kd2
r1bqkb1r/pp3ppp/2nppn2/2p5/2B1P3/2N2N2/PPPP1PPP/R1BQR1K1 b kq -
34
0.00
Qb6
Qb6 Bf1 Be7 Na4 Qa5 Nc3 Qb6
2bq1rk1/5pp1/r1nb1n1p/pp1pN3/2pP3B/2P4P/PPB2PP1/RN1QR1K1 w - -
30
0.58
Nd2
Nd2 g5 Bg3 Ne7 Qf3 Ne8 Ng4 Bxg3 fxg3 b4
8/8/8/8/N1qk4/K7/8/8 w - -
66
M-7
Nb2
Nb2 Qc3+ Ka2 Qb4 Nd1 Qa4+ Kb2 Qxd1 Ka3 Qb1
8/8/8/8/8/2K4B/5k1P/8 w - -
97
M14
Bd7
Bd7 Ke3 h4 Ke4 h5 Ke5 h6 Kf6 Be8 Ke7
2br4/1p6/p2P1k2/4Rp1p/2B2P2/8/PPK3P1/8 b - -
34
0.00
Rxd6
Rxd6 Kc3 Be6 Bxe6 Rxe6 Rxe6+ Kxe6 Kc4 Kd6 Kd4
r2r2k1/4q2p/2p1b1pB/p1Pnpp2/Rb2N2P/5QP1/4PPB1/2R3K1 w - -
27
-0.81
Ng5
Ng5 e4 Qb3 Rdb8 Qc2 Rb5 Nxe6 Qxe6 Qa2 Qf7
r3r1k1/1b2qpp1/p7/1p1P3Q/1P6/P7/1b4PP/4RRK1 w - -
26
-3.99
Rxe7
Rxe7 Rxe7 Rd1 Rd8 Qf5 Red7 h4 Bxd5 Qf4 Bf6
r1bqkb1r/pppp1ppp/3n4/1B2n3/8/8/PPPP1PPP/RNBQR1K1 w kq -
45
0.30
Rxe5+
Rxe5+ Be7 Bf1 O-O d4 Bf6 Re1 Re8 Bf4 Rxe1
4B3/6k1/8/5p2/p4P1p/Pb5K/1P4P1/8 b - -
36
7.97
Kf6
Kf6 Bb5 Ke7 Kxh4 Kf6 Kg3 Ke7 Kf2 Kd6 Ke3
5r2/3q2Pk/8/8/6p1/6Pp/7P/7K w - -
64
M25
gxf8=N+
gxf8=N+ Kg7 Nxd7 Kg6 Kg1 Kf5 Kf2 Ke4 Nf6+ Kf5
r2q1rk1/1p2n1bp/3pbn2/2p1p1B1/2P2pPN/pPNP3P/P2Q1P2/2KBR1R1 b - -
22
-0.25
Nc6
Nc6 Bxf6 Qxf6 g5 Qe7 Bf3 Nb4 Be4 Qd7 Nd5
r3k3/ppp4p/2bb2p1/8/3Qqr2/1P6/PBPPN1PP/R3K2R w KQq -
20
-0.10
O-O-O
O-O-O Qxd4 Nxd4 Bxg2 Rhg1 Bf3 Rdf1 Bd5 Re1+ Kd7
8/3B4/8/8/8/2K5/5k1P/8 b - -
99
M13
Ke3
Ke3 h4 Ke4 h5 Ke5 h6 Kf6 Be8 Ke7 h7
2k5/3R4/1K6/8/8/8/8/8 w - -
99
M2
Rd1
Rd1 Kb8 Rd8#
1R6/4q1pk/5pn1/b2pB1Pp/2pP2b1/p1P5/P1B1rPP1/2Q2NK1 w - -
29
3.36
Qb1
Qb1 Rxc2 gxf6 gxf6 Rb7 Bd7 Bxf6 Rb2 Bxe7 Rxb1
rnbqk2r/ppp1ppbp/5np1/4P3/3P4/2N5/PPP3PP/R1BQKBNR b KQkq -
34
0.00
Nd5
Nd5 Nf3 O-O Bc4 Nxc3 bxc3 c5 O-O Bg4 h3
1Kb2n2/2P1k3/2B5/4Bppp/8/p5P1/4PP1P/8 b - -
26
5.25
Be6
Be6 Bc3 Kd6 Ba4 Kc5 Bb3 Bd7 c8=Q+ Bxc8 Kxc8
3r2k1/1b3ppp/pb2p3/1p2P3/1P2BPnP/P1r5/1B2Q2P/R4R1K b - -
79
M-8
Rd2
Rd2 Rf2 Bxe4+ Qxe4 Nxf2+ Kg1 Nxe4+ Kf1 Rf2+ Kg1
8/8/3k4/3B4/3K4/8/3N4/8 w - -
58
M20
Nc4+
Nc4+ Kd7 Ke5 Ke7 Kf5 Kf8 Kf6 Ke8 Ne5 Kf8
8/8/1K6/8/Pk6/8/5r2/8 w - -
99
M-13
a5
a5 Rf6+ Kc7 Kc4 Kd7 Kd5 Ke7 Ra6 Kf7 Kd6
6k1/1p1b3p/2pp2p1/p7/2Pb2P1/1P1PpK2/P1N2R1P/1RQ5 b - -
22
9.07
exf2
exf2 Nxd4 c5 Ne2 d5 Qg5 Bxg4+ Qxg4 dxc4 Qxc4+
R4nk1/6p1/8/5B2/P1pN2bb/5p2/8/5K2 b - -
27
4.68
Bf6
Bf6 Bxg4 Bxd4 Be6+ Kh7 Rxf8 c3 Rd8 Be3 Rc8
7r/p3kp2/2p1pp2/2p2B2/5q2/8/PPPP4/R1BQRK2 w - -
99
M-4
Kg1
Kg1 Qg3+ Kf1 Rh1+ Ke2 Rh2+ Kf1 Qg2#
8/3B4/8/8/5k1P/2K5/8/8 w - -
99
M9
Kd4
Kd4 Kf3 h5 Ke2 h6 Kd1 h7 Kd2 h8=Q Kc2
r2q1rk1/pp1b1ppp/4p3/2bn1N2/8/1Q4P1/PP2PPBP/R1B2RK1 w - -
17
1.52
Nxg7
Nxg7 Qb6 Qxb6 axb6 Nh5 Bb5 Bf3 Rfc8 Rd1 Be7
r4rk1/pppnnppp/3b4/3P4/P2P1pbq/2N2N2/1PP1K1PP/R1BQ1B1R w - -
16
-3.00
Kd3
Kd3 Qh5 Kc4 Rfe8 Kb3 Nb6 h3 Nexd5 Nxd5 Nxd5