I removed the first (easiest) positions and add some new positions on the beginning.
I ran this beta 1 with Stockfish-151102 and Komodo 9.2
Conditions :
- 1 core
- CPU i7@4GHz
- 2GB hash
- 1 hour per positions
- 6 pcs Syzygy on SSD
- 2 instances of SF + 2 instances of K9.2 run simultaneously (2 backward and 2 forward)
Remarks : the results for K9.2 are very unequal (with 1 thread !) from one run to another one. See positions #24 to #127
In this post, you'll find results for SF then results for K9.2 then the 133 positions.
Code: Select all
Analyzing engine: Stockfish_15110211_x64_modern
Use seconds per move : 3600 Seconds per move
Analysis Lines : Minimum search depth=12
Activate abort analysis : True. Minimal analysis depth 22. Abort, if the correct move is held 4 additional ply
1) g2-g4 g2-g4 * 429 Seconds
2) Bd3-g6 Bd3-g6 * 1072 Seconds
3) Bh5-f3 Nc3-b5
4) e4-e5 e4-e5 * 1641 Seconds
5) Bc1xh6 Bc1xh6 * 11 Seconds
6) Rh5xg5 Rh5xg5 * 2069 Seconds
7) Ng4-f6 Ng4-f6 * 2290 Seconds
8) Be3xh6 Be3xh6 * 1068 Seconds
9) Re5xf5 Re2-d2
10) Qf3-f6 Qf3-f6 * 2490 Seconds
11) Bd3xh7 Bd3xh7 * 1587 Seconds
12) Re1-e6 Re1-e6 * 2381 Seconds
13) Rd6xf6 Be3xc5
14) Rf3-f6 Rf3-f6 * 1474 Seconds
15) c3-c4 c3-c4 * 29 Seconds
16) e4-e5 e4-e5 * 710 Seconds
17) Rg3-g5 Rg3-h3
18) .. Rh6xh2 a7-a6
19) Ne4-g5 Kc1-b1
20) Be3xc5 Re5-e8
21) .. Kg8-g7 e4xd3
22) g3-g4 g3-g4 * 692 Seconds
23) c2-c4 c2-c4 * 2029 Seconds
24) .. Re7-e6 Re7-a7
25) Qe2-h5 Qe2-h5 * 289 Seconds
26) Bf5-g4 Bf5-g4 * 0 Seconds
27) Bg7xh6 Bg7xh6 * 1750 Seconds
28) Qe2xe8 Bd4xf6
29) Be3xc5 Be2-d3
30) .. Rh6xh2 a7-a6
31) c4-c5 c4-c5 * 2548 Seconds
32) .. Bg7xd4 Bg7xd4 * 129 Seconds
33) Kh3-g2 Kh3-g2 * 1820 Seconds
34) Rf1-f5 Rf1-f5 * 1396 Seconds
35) Re1-e5 c3-c4
36) Bb1xh7 Bb1xh7 * 122 Seconds
37) Ng3-f5 Ng3-f5 * 1629 Seconds
38) Re3-e8 Nc4-d2
39) Rc8xc7 Kg7-f7
40) e3-e4 Kg1-g2
41) Kh2-g3 Qf6-f4
42) Bc2-a4 c3-c4
43) .. Qd7-h3 Qd7-h3 * 12 Seconds
44) Rh1xh7 Rh1xh7 * 45 Seconds
45) Rd6xf6 Qe5-d4
46) Rg1xg7 Rg1xg7 * 82 Seconds
47) Nf3-d4 Nf3-d4 * 211 Seconds
48) g2-g4 g2-g4 * 8 Seconds
49) Rf1xf6 Rf1xf6 * 45 Seconds
50) .. Nb5-c3 Rb8-a8
51) Qd8-a8 Qd8-f6
52) Qh3xh5 Qh3xh5 * 29 Seconds
53) Rd3xb3 Rd3xb3 * 2852 Seconds
54) Na5-b3 Nd4xc2
55) .. d4-d3 d4-d3 * 423 Seconds
56) Bf1-e2 Bf1-e2 * 259 Seconds
57) .. Nb6-c4, Bc3xc1 Nb6-c4 * 122 Seconds
58) Qe1-h4 Qe1-h4 * 167 Seconds
59) f5-f6 Kg1-h1
60) Qf3-f6 Qf3-f6 * 2975 Seconds
61) Nd4-c6 Nd4-c6 * 1129 Seconds
62) .. c3xb2, c3xc1 c3xb2 * 332 Seconds
63) Bd5xf7 Bd5xf7 * 90 Seconds
64) c2-c4 c2-c4 * 363 Seconds
65) Re8xe5 Re8-e7
66) Qf5-e6 Rf7xc7
67) Nc3-d5 Nc3-d5 * 142 Seconds
68) Qd3xg6 h4-h5
69) Bc4-e2 Bc4-f1
70) f7-f8Q f7-f8Q * 1048 Seconds
71) Rf4-g4 Bc4-d5
72) Nf4-d3 h4xg5
73) .. Rc5-b5(?) Rc5-b5
74) h4-h5 e5-e6
75) .. Bf5-h3, Bc3-c1 a4-a3
76) .. d3-d2 d3-d2 * 998 Seconds
77) Bh5-f3 Nc3-b5
78) .. Ne8-c7 Ne8-c7 * 921 Seconds
79) c4-c5 b4-b5
80) Bg5-f6 Bg5-f6 * 321 Seconds
81) Bd3xh7 Bd3xh7 * 43 Seconds
82) Bd4-f6 Qh5-h6
83) Bd3xh7 Bd3xh7 * 94 Seconds
84) Bd3xh7 Bd3xh7 * 90 Seconds
85) Rd3-h3 Rd3-h3 * 246 Seconds
86) Bg5-f6 Bg5-f6 * 154 Seconds
87) Qd2-f4 Qd2-f2
88) Bd3xh7 Ra1-c1
89) h3-h4 c2-c4
90) c4-c5 c4-c5 * 2379 Seconds
91) e5-e6 Bb1-f5
92) Ng5xf7 Ng5xf7 * 2125 Seconds
93) .. e6-e5, c3xc1 Nd7-f6
94) .. Rc2xf2 Rc2xf2 * 693 Seconds
95) Bd6-f8 Rg8-f8
96) Bg2xe4 Bg2xe4 * 145 Seconds
97) b3-b4 b3-b4 * 678 Seconds
98) .. Rd7xd4, Kc3-c1 Rd7xd4 * 251 Seconds
99) Bh3-f5 Bh3-f5 * 256 Seconds
100) Ng4-f6 Ng4-f6 * 2350 Seconds
101) .. g6-g5, d5-d4 g6-g5 * 61 Seconds
102) Rf1-b1 Rf1-a1
103) f2-f4 Na8-c7
104) .. Bg7-h6, Nc3-c1 Bg7-h6 * 3314 Seconds
105) Nd5-f6 Rf1-d1
106) Qg5-h6 Qg5-h6 * 1057 Seconds
107) Nf3xg5 Nf3xg5 * 1080 Seconds
108) .. Qb2-c2, c3-c1 Qb2-c2 * 562 Seconds
109) .. Rb8xb3, Kc3-c1 Ra6-a8
110) f5-f6 c6-c7
111) Bg5-f4 Bg5xf6
112) Kh7-h6 Kh7-h6 * 428 Seconds
113) Kg1-h2 Rf2-f3
114) Be3-c1 Kh3-g3
115) Bd8-c7 g6xh7
116) Be4-g6 Be4-d3
117) .. e4-e3 e4-e3 * 1147 Seconds
118) Nf7-d6 Nf7-h6
119) Na4xb6(?) Na4xb6
120) Nc2-d4 Kg2-f3
121) Kg3-h2 Kg3-f3
122) Kg2-f3 Rc2xd2
123) h5xg6 Nd6-b7
124) h2-h3 Bc3-e1
125) Bf4-e3 Bf4-e3 * 0 Seconds
126) .. h5-h4 h5-h4 * 0 Seconds
127) .. Kf6-e5
128) f5-f6
129) .. Ke8-f8
130) Kc6-d5, Bc4-d5 Kc6-d7
131) Rc5xf5 Rc5xf5 * 0 Seconds
132) Kh4-h5 Qf2xf3
133) Qd6xe5 Qd6-a3
Code: Select all
Analyzing engine: Komodo-9.2-64bit
06/11/15 01:59:44 Level: 3600 Seconds
Use seconds per move : 3600 Seconds per move
Analysis Lines : Minimum search depth=12
Activate abort analysis : True. Minimal analysis depth 22. Abort, if the correct move is held 4 additional ply
1) g2-g4 Nf3-d2
2) Bd3-g6 Nc3-b5
3) Bh5-f3 Bh5-f3 * 847 Seconds
4) e4-e5 e4-e5 * 501 Seconds
5) Bc1xh6 Bc1xh6 * 27 Seconds
6) Rh5xg5 a2-a4
7) Ng4-f6 Ng4-f6 * 0 Seconds
8) Be3xh6 Be3xh6 * 378 Seconds
9) Re5xf5 Re2-d2
10) Qf3-f6 Qf3-f6 * 1094 Seconds
11) Bd3xh7 Bd3xh7 * 1615 Seconds
12) Re1-e6 Re1-e6 * 1941 Seconds
13) Rd6xf6 Rg1-d1
14) Rf3-f6 Rf3-f6 * 1009 Seconds
15) c3-c4 c3-c4 * 51 Seconds
16) e4-e5 e4-e5 * 0 Seconds
17) Rg3-g5 Rg3-g5 * 2620 Seconds
18) .. Rh6xh2 a7-a6
19) Ne4-g5 g2-g4
20) Be3xc5 Re5-e8
21) .. Kg8-g7 e4xd3
22) g3-g4 Bf2-d4 Bf2-e3
23) c2-c4 Ng1-f3 Ng1-f3
24) .. Re7-e6 Re7-e6 * 1197 Seconds Re7-e6 * 3586 Seconds
25) Qe2-h5 Qe2-h5 * 1973 Seconds Qe2-h5 * 1278 Seconds
26) Bf5-g4 Bf5-g4 * 0 Seconds Bf5-g4 * 0 Seconds
27) Bg7xh6 Bg7xh6 * 162 Seconds Bg7xh6 * 378 Seconds
28) Qe2xe8 Qe2xe8 * 1229 Seconds Qe2xe8 * 1463 Seconds
29) Be3xc5 Be3xc5 * 1585 Seconds Be3xc5 * 10 Seconds
30) .. Rh6xh2 a7-a6 a7-a6
31) c4-c5 c4-c5 * 1093 Seconds c4-c5 * 1602 Seconds
32) .. Bg7xd4 Bg7xd4 * 1394 Seconds Bg7xd4 * 19 Seconds
33) Kh3-g2 Kh3-g2 * 21 Seconds Kh3-g2 * 117 Seconds
34) Rf1-f5 Rf1-f5 * 0 Seconds Rf1-f5 * 25 Seconds
35) Re1-e5 Re1-e5 * 203 Seconds Re1-e5 * 690 Seconds
36) Bb1xh7 Bb1xh7 * 6 Seconds Bb1xh7 * 7 Seconds
37) Ng3-f5 Nd5-e7 Nd5-f6
38) Re3-e8 Nc4-d2 Nc4-d2
39) Rc8xc7 Rc8xc7 * 2814 Seconds Rc8xc7 * 2943 Seconds
40) e3-e4 e3-e4 * 27 Seconds e3-e4 * 1513 Seconds
41) Kh2-g3 Qf6-f4 Qf6-f4
42) Bc2-a4 e5xf6 e5xf6
43) .. Qd7-h3 Qd7-h3 * 77 Seconds Qd7-h3 * 53 Seconds
44) Rh1xh7 Rh1xh7 * 5 Seconds Rh1xh7 * 12 Seconds
45) Rd6xf6 Qe5-d4 Qe5-d4
46) Rg1xg7 Rg1xg7 * 453 Seconds Rg1xg7 * 383 Seconds
47) Nf3-d4 Nf3-d4 * 117 Seconds Nf3-d4 * 159 Seconds
48) g2-g4 e5-e6 e5-e6
49) Rf1xf6 Rf1xf6 * 0 Seconds Rf1xf6 * 0 Seconds
50) .. Nb5-c3 Qg7-f8 Qg7-f8
51) Qd8-a8 Qd8-a8 * 209 Seconds Qd8-a8 * 138 Seconds
52) Qh3xh5 Qh3xh5 * 7 Seconds Qh3xh5 * 8 Seconds
53) Rd3xb3 Rd3xb3 * 861 Seconds Rd3-e3
54) Na5-b3 Na5-b3 * 211 Seconds Na5-b3 * 188 Seconds
55) .. d4-d3 d4-d3 * 116 Seconds Re8-f8
56) Bf1-e2 Bf1-e2 * 161 Seconds Bf1-e2 * 222 Seconds
57) .. Nb6-c4 a7-a5 a7-a5
58) Qe1-h4 Bg5-f4 Bg5-f4
59) f5-f6 Qd1-g4 Kg1-h1
60) Qf3-f6 Qf3-f6 * 108 Seconds Qf3-f6 * 90 Seconds
61) Nd4-c6 Nd4-c6 * 121 Seconds Nd4-c6 * 22 Seconds
62) .. c3xb2 c3xb2 * 177 Seconds c3xb2 * 122 Seconds
63) Bd5xf7 Bd5xf7 * 667 Seconds Bd5xf7 * 286 Seconds
64) c2-c4 c2-c4 * 959 Seconds c2-c4 * 2794 Seconds
65) Re8xe5 Re8-c8 Re8-c8
66) Qf5-e6 Rf7xc7 Qf5-e6 * 2857 Seconds
67) Nc3-d5 Nc3-d5 * 105 Seconds Nc3-d5 * 170 Seconds
68) Qd3xg6 Qd3xg6 * 12 Seconds Qd3xg6 * 35 Seconds
69) Bc4-e2 Bc4-f1 Bc4-e2 * 947 Seconds
70) f7-f8Q Qd3xd6 f7-f8Q * 1266 Seconds
71) Rf4-g4 Rf4-g4 * 428 Seconds Rf4-g4 * 146 Seconds
72) Nf4-d3 h4xg5 h4xg5
73) .. Rc5-b5(?) Rc5-b5 Rc5-b5
74) h4-h5 h4-h5 * 522 Seconds h4-h5 * 2606 Seconds
75) .. Bf5-h3 Bf5-h3 * 2282 Seconds Bf5-d3
76) .. d3-d2 d3-d2 * 3 Seconds Qd4-e3
77) Bh5-f3 Bh5-f3 * 302 Seconds Bh5-f3 * 1055 Seconds
78) .. Ne8-c7 Ne8-c7 * 285 Seconds Ne8-c7 * 320 Seconds
79) c4-c5 c4-c5 * 0 Seconds c4-c5 * 0 Seconds
80) Bg5-f6 Nf5-h6 Nf5-h6
81) Bd3xh7 Rf1-f3 Nc4-d6
82) Bd4-f6 Qh5-h6 Qh5-h6
83) Bd3xh7 Bd3xh7 * 589 Seconds Bd3xh7 * 1367 Seconds
84) Bd3xh7 Bd3xh7 * 18 Seconds Bd3xh7 * 196 Seconds
85) Rd3-h3 Rd3-h3 * 154 Seconds Rd3-h3 * 285 Seconds
86) Bg5-f6 Bg5-f6 * 76 Seconds Bg5-f6 * 109 Seconds
87) Qd2-f4 Qd2-f4 * 240 Seconds Qd2-f4 * 67 Seconds
88) Bd3xh7 Bd3xh7 * 88 Seconds Bd3xh7 * 222 Seconds
89) h3-h4 h3-h4 * 0 Seconds h3-h4 * 0 Seconds
90) c4-c5 Kd3-e2 c4-c5 * 1228 Seconds
91) e5-e6 Bb1-f5 Bb1-f5
92) Ng5xf7 Ng5xf7 * 169 Seconds Ng5xf7 * 317 Seconds
93) .. e6-e5 Nd7-b8 Nd7-b8
94) .. Rc2xf2 Be7-c5 Be7-c5
95) Bd6-f8 Rg8-f8 Rg8-f8
96) Bg2xe4 Bg2xe4 * 4 Seconds Bg2xe4 * 5 Seconds
97) b3-b4 b3-b4 * 414 Seconds b3-b4 * 225 Seconds
98) .. Rd7xd4 Rd7xd4 * 190 Seconds Rd7xd4 * 336 Seconds
99) Bh3-f5 Bh3-f5 * 143 Seconds Bh3-f5 * 112 Seconds
100) Ng4-f6 Ng4-f6 * 2643 Seconds Ng4xe3
101) .. g6-g5, d5-d4 g6-g5 * 3 Seconds d5-d4 * 29 Seconds
102) Rf1-b1 Rf1-d1 Rf1-d1
103) f2-f4 Na8-c7 Na8-c7
104) .. Bg7-h6 Qd8-e8 Qd8-e8
105) Nd5-f6 Nd5-f6 * 1258 Seconds Nd5-f6 * 709 Seconds
106) Qg5-h6 Qg5-h6 * 174 Seconds Qg5-h6 * 312 Seconds
107) Nf3xg5 h2-h3 Nf3xg5 * 1692 Seconds
108) .. Qb2-c2 Qb2-c2 * 2282 Seconds Qb2-c2 * 717 Seconds
109) .. Rb8xb3 Rb8-b4 Ra6-b6
110) f5-f6 c6-c7 c6-c7
111) Bg5-f4 Bg5xf6 Bg5xf6
112) Kh7-h6 Kh7-h6 * 86 Seconds Kh7-h6 * 66 Seconds
113) Kg1-h2 Rf2-f3 Kg1-h2 * 384 Seconds
114) Be3-c1 Be3-c1 * 2 Seconds Be3-c1 * 1 Second
115) Bd8-c7 g6xh7 Bd8-c7 * 1217 Seconds
116) Be4-g6 Be4-g6 * 3394 Seconds Be4-d3
117) .. e4-e3 e4-e3 * 1233 Seconds e4-e3 * 687 Seconds
118) Nf7-d6 Rg3-f3 Nf7-h6
119) Na4xb6(?) Na4xb6
120) Nc2-d4 Kg2-f3
121) Kg3-h2 Kg3-f3
122) Kg2-f3 Rc2xd2
123) h5xg6 Nd6-b7
124) h2-h3 Bc3-e1
125) Bf4-e3 Bf4-e3 * 0 Seconds
126) .. h5-h4 h5-h4 * 0 Seconds
127) .. Kf6-e5
128) f5-f6
129) .. Ke8-f8
130) Kc6-d5, Bc4-d5 Bc4-d5 * 0 Seconds
131) Rc5xf5 Rc5xf5 * 0 Seconds
132) Kh4-h5 Qf2xf3
133) Qd6xe5 Qd6-a3
hard2016beta1.epd - 133 Positions
Code: Select all
rn1q1rk1/p2p1pb1/bp3np1/2pP2Bp/7P/P1N2N2/1PQ1PPP1/R3KB1R w KQ - bm g4; c0 "Gupta-Fier, Reykjavik Open 2015";
r1b3k1/ppp1q1pp/2n1p3/3pP2P/8/2NB2Q1/PPP3P1/2K2R2 w - - bm Bg6; c0 "Hector-So, 19th Sigeman & Co., Malmo 2011";
k7/p1pR4/1p3p2/2P2rpB/PbP4p/2N1p2p/KP6/8 w - - bm Bf3+;
5rr1/1p1bk3/p3pp2/8/3PP1pp/1PN1P3/1P3RPP/5RK1 w - - bm e5; c0 "MD vs JL, Chess Thinkers Forum 2015";
r2qnrk1/p4pp1/1p2b2p/2p1Pp2/2P5/PnPB1QN1/6PP/R1B2RK1 w - - bm Bxh6; c0 "Domangala-Leszek, Super Puchar cr 2003";
5rk1/8/pqPp1r1p/1p1Pp1bR/4B3/5PP1/PP2Q1K1/R7 w - - bm Rxg5+; c0 "sedarpi-noamgmi, www.chesspresso.net 2014";
8/3P3k/n2K3p/2p3n1/1b4N1/2p1p1P1/8/3B4 w - - bm Nf6+; c0 "study by Van Breukelen";
1rbr2k1/4q1p1/p2bp2p/8/R6P/3QB1P1/4PPB1/2R3K1 w - - bm Bxh6;
8/p4pk1/r1p1p1p1/P1PpRnPp/1P3P2/2P5/4RK2/8 w - - bm Rxf5;
r2q1r2/1b2bpkp/n3p1p1/2ppP1P1/p6R/1PN1BQR1/NPP2P1P/4K3 w - - bm Qf6+;
2r2rk1/1b3ppp/pn2p3/2qpP3/1p1Q1PP1/3B2R1/PPP1N2P/1K1R4 w - - bm Bxh7+;
2bq1b2/1p3k2/1r1p1p1p/pNpP1PpP/P1P3P1/6B1/1P5Q/2K1R3 w - - bm Re6;
r4r1k/6qp/3R1bb1/pNp2p2/PnB1pP2/4B2P/1P3Q1K/6R1 w - - bm Rxf6;
r3r2k/1pq2pp1/4b2p/3pP3/p1nB3P/P2B1RQ1/1PP3P1/3R3K w - - bm Rf6;
8/6k1/2p2qp1/1p1n1p2/r2P4/p1P3P1/3Q1PK1/R6R w - - bm c4;
1rb1r1k1/2qn1pbp/pp1p2p1/2nP4/P1p1PP2/2N1BQNP/1PB3P1/R4R1K w - - bm e5;
3r2rk/5pp1/p2p1q1p/n1pPpP2/PpP1Q2P/1P3RR1/2B2PP1/6K1 w - - bm Rg5;
r5k1/p1pb2bp/3p3r/P1pPp1p1/2B1Pq2/1R2QPp1/1P4PP/5RBK b - - bm Rxh2;
r1bq1rk1/pp2b2p/2p1pppQ/8/1n1PN2P/3B1N2/PPP2PP1/2KR3R w - - bm Neg5;
6br/1KNp1n1r/2p2p2/P1ppRP2/1kP3pP/3PBB2/PN1P4/8 w - - bm Bxc5+;
r3r1k1/pp1q1p2/2p2npb/PPPp4/3Pp3/2NNPpP1/1R1B1P1K/3Q3R b - - bm Kg7;
8/P5k1/P5p1/5pKp/4bP1P/6P1/5B2/8 w - - bm g4;
r1bqkb1r/ppp3pp/n3pn2/1N1p1p2/3P1B2/4P3/PPP2PPP/R2QKBNR w KQkq - bm c4;
3rq1k1/4rppp/2n3b1/pp2P3/2pP1QB1/P1P1R3/1B4PP/4R1K1 b - - bm Re6;
r4rk1/1bq1bppp/p1npp3/2nB1NP1/1p2P3/2N1B3/PPP1QP1P/2KR2R1 w - - bm Qh5;
8/8/8/5Bp1/7k/8/4pPKP/8 w - - bm Bg4; eval = draw;
r3nrk1/5pB1/p2q1P1b/1p2P3/3p4/3B1N2/PPP5/5R1K w - - bm Bxh6;
r1bqr1k1/3n1ppp/p2p1b2/3N1PP1/1p1B1P2/1P6/1PP1Q2P/2KR2R1 w - - bm Qxe8+;
2r2rk1/2qp1p1p/p1p2Pp1/2b1p3/4n3/4B3/PPP1B1PP/R3QR1K w - - bm Bxc5;
r5k1/p1pb2bp/3p3r/P1pPp1p1/2B1Pq2/1R2QPp1/1P4PP/5RBK b - - bm Rxh2+;
2k5/p7/Pp1p1b2/1P1P1p2/2P2P1p/3K3P/5B2/8 w - - bm c5;
3q3r/4kpb1/Q1ppp3/3b3p/PP1P1np1/6P1/5P1P/R1R1NBK1 b - - bm Bxd4;
2k5/1pP4p/3p3P/3p1N2/1P3P2/7K/5b2/8 w - - bm Kg2; c1 "diff=4";
2r2rk1/2q2p1p/p1p1nPpQ/3p4/4p1B1/8/PPP3PP/R4R1K w - - bm Rf5; c0 "mate in 6"; c1 "diff=4";
r1b3kr/pp1n2Bp/2pb2q1/3p3N/3P4/2P2Q2/P1P3PP/4RRK1 w - - bm Re5; c0 "mate in 13"; c1 "diff=4";
1qrrbbk1/1p1nnppp/p3p3/4P3/2P5/1PN1N3/PB2Q1PP/1B2RR1K w - - bm Bxh7+; c1 "diff=5";
1r3rk1/5p1p/p2pb1p1/3Np1P1/2pRPR2/qP2Q1N1/P1PK3P/8 w - - bm Nf5; c1 "diff=5";
1rb4k/p5np/3p1rp1/1ppB4/2N2P2/1P2R1P1/P1P4P/4R1K1 w - - bm Re8; c1 "diff=5";
2R5/k1p1p1K1/P1p1Pp2/5P2/7P/pB6/2p5/2r5 w - - bm Rxc7; c1 "diff=5";
2b1Bbk1/5ppp/p3p3/8/1r3P2/4P3/P4P1P/3Q2K1 w - - bm e4; c1 "diff=5";
2r2rk1/1bpR1p2/1pq1pQp1/p3P2p/P1PR3P/5N2/2P2PPK/8 w - - bm Kg3; c1 "diff=5";
3B4/1r2p3/r2p1p2/bkp1P1p1/1p1P1PPp/p1P1K2P/PPB5/8 w - - bm Ba4+; c1 "diff=5";
5rk1/p2qr1b1/1Pn3pp/2pn4/2Np1p2/1N1P2P1/1P1BPP1P/R2QR1K1 b - - bm Qh3; c1 "diff=5";
r1bqn1nk/ppp4p/3p4/3Pp1r1/2P1Pp2/2NB1P2/PP2N3/2K1Q1RR w - - bm Rxh7; c1 "diff=5";
1q1r3k/3P1pp1/ppBR1n1p/4Q2P/P4P2/8/5PK1/8 w - - bm Rxf6; c1 "diff=6";
1r1rb1k1/5ppp/4p3/1p1p3P/1q2P2Q/pN3P2/PPP4P/1K1R2R1 w - - bm Rxg7; c1 "diff=6";
1r3rk1/3b1p1p/pp1p1p1Q/n1q1p3/2P1P3/P1PB1N2/6PP/1R3RK1 w - - bm Nd4; c1 "diff=6";
1rb1nrk1/1p1qp2p/p1np1p1Q/3NPp2/2P5/3B1N1P/P2B2P1/R6K w - - bm g4; c1 "diff=6";
1rr1b1k1/1pq1bp2/p2p1np1/4p3/P2BP3/2NB2Q1/1PP3PP/4RR1K w - - bm Rxf6; c1 "diff=6";
1rr3k1/3b1pq1/4p2p/1n1pP2P/2P2QP1/1p6/1P6/1K1RNB1R b - - bm Nc3; c1 "diff=6";
3Q4/3p4/P2p4/N2b4/8/4P3/5p1p/5Kbk w - - bm Qa8; c1 "diff=6";
3rr1k1/pb3p1p/qp2p1pB/2p4n/3pN3/2P2B1Q/PP5P/R2R3K w - - bm Qxh5; c1 "diff=6";
5kN1/3p1q2/5P2/5PP1/2pK4/1p1R4/1P6/8 w - - bm Rxb3; c1 "diff=6";
8/6pp/1K6/N5P1/3N4/8/npn1P3/k7 w - - bm Nab3+; c0 "Lommer 1963"; fmvn 1; hmvc 0; id "Nightmare Nr.020"; c1 "diff=6";
b3r3/q2B2k1/3Q2p1/1p5p/3pP3/5P2/1p4PP/5RK1 b - - bm d3+; c1 "diff=6";
r1b1k1r1/1p2np1p/p1n1pQp1/3p4/3NPP2/P2RB3/2PK2PP/q4B1R w q d6 bm Be2; c1 "diff=6";
r1bq1rk1/p4p1p/1np3p1/3p2Pn/1p2PP2/1PbQB3/P1P1BN1P/2KR2NR b - - bm Nc4; c1 "diff=6";
r1bq1rk1/pp1n1pp1/4pn1p/2p3B1/3P4/P1PB1N2/2P3PP/R3QRK1 w - - bm Qh4; c1 "diff=6";
r1q2rk1/ppp1bp2/6p1/3pNPn1/7p/2PP3P/P6B/1R1Q1RK1 w - - bm f6; c1 "diff=6";
r2q1r2/1b2bpkp/p3p1p1/2ppP1P1/7R/1PN1BQR1/1PP2P1P/4K3 w - - bm Qf6+; c0 "Asauskas-Malisauskas, Vilnius 2004"; fmvn 19; hmvc 0; id "Nightmare Nr.019"; c1 "diff=6";
r2qkb1r/3bpppp/p4nn1/3P4/1p1N4/1QN3B1/PP3PPP/R3KB1R w KQkq - bm Nc6; c1 "diff=6";
r5k1/1b2bppp/1n2p3/1P6/2qPP3/r1p2N2/1R2QPPP/1BR1B1K1 b - - bm cxb2; c1 "diff=6";
2r4r/3n1pk1/pq1p1bp1/3B4/1p2P1N1/7P/PP1Q1PK1/3RR3 w - - bm Bxf7; c1 "diff=6";
3r2k1/3N1ppp/p2Pp3/8/5q2/8/1PP3R1/1K1R1B2 w - - bm c4; c1 "diff=7";
4R3/P7/2bB2p1/r3pk2/2p2p1P/2P2P1K/6P1/8 w - - bm Rxe5+; c1 "diff=7";
5rk1/2p2Rpq/p2p2n1/2pPpQPp/4P2P/3P2N1/PP6/6K1 w - - bm Qe6; c1 "diff=7";
6k1/ppn2p2/8/2P2P1p/1P2K3/2N5/P7/8 w - - bm Nd5; c1 "diff=7";
6r1/3q1npk/2b1pbnp/Rp1p4/1N1P3P/2PQ1pP1/1K3B2/5B1R w - - bm Qxg6; c1 "diff=7";
8/2p1q3/p3P3/2P4p/1PBP2kP/2N3P1/7K/8 w - - bm Be2; c1 "diff=7";
8/2pPpP2/1P1qk1p1/1p4P1/1P4p1/1p1QK1P1/2PpPp2/8 w - - bm f8=Q; c1 "diff=7";
8/4K2p/6pr/5pk1/1pB2R2/p4PP1/8/8 w - - bm Rg4; c1 "diff=7";
8/4nk2/1p3p2/1r1p2pp/1P1R1N1P/6P1/3KPP2/8 w - - bm Nd3; c1 "diff=7";
8/4nk2/1p3p2/2rp2pp/1P1R1N1P/6P1/3KPP2/8 b - - am Rb5?; c1 "diff=7";
8/5p2/N1p3p1/3pP1P1/7P/2kP4/Pb6/7K w - - bm h5; c1 "diff=7";
8/8/4kpp1/3p1b2/p6P/2B5/6P1/6K1 b - - bm Bh3; c1 "diff=7";
k5r1/5p1p/p1b1B3/2N1n1r1/1P1q4/3p1P1Q/PP3RPP/5R1K b - - bm d2; c1 "diff=7";
k7/p1pR4/1p3p2/2P2rpB/PbP4p/2N1p2p/KP6/8 w - - bm Bf3; c1 "diff=7";
q3nrk1/4bppp/3p4/r3nPP1/4P2P/NpQ1B3/1P4B1/1K1R3R b - - bm Nc7; c0 "Karjakin-Anand Wijk-aan-zee 2006"; c1 "diff=7";
q7/b1p5/kp1p4/p2PN3/PPP5/1K6/8/5B2 w - - bm c5+; c1 "diff=7";
r1b1r1k1/p2q1ppp/np2n3/3p1NBQ/8/6PB/P4P1P/1R2R1K1 w - - bm Bf6; c1 "diff=7";
r1b2rk1/1pq2ppp/p1p1p3/2n1P3/2N2P2/3B4/PPP3PP/R2Q1RK1 w - - bm Bxh7; c1 "diff=7";
r1b2rk1/2q1bppp/p2pp3/2n3PQ/1p1BP3/1BN5/PPP2P1P/2KR2R1 w - - bm Bf6; c1 "diff=7";
r1bq1rk1/pp2bppp/1n2p3/3pP3/8/2RBBN2/PP2QPPP/2R3K1 w - - bm Bxh7+; c1 "diff=7";
r3rbk1/ppq2ppp/2b1pB2/8/6Q1/1P1B3P/P1P2PP1/R2R2K1 w - - bm Bxh7+; c1 "diff=7";
r4r1k/1p1n1ppp/1qb1p3/2b1P3/2B3Q1/p1NR4/PPP3PP/1KB1R3 w - - bm Rh3; c1 "diff=7";
r4rk1/p4ppp/qp2p3/b5B1/n1R5/5N2/PP2QPPP/1R4K1 w - - bm Bf6; c1 "diff=7";
r5n1/p1p1q2k/4b2p/3pB3/3PP1pP/8/PPPQ2P1/5RK1 w - - bm Qf4; c1 "diff=7";
rn1qr1k1/1p2bppp/p3p3/3pP3/P2P1B2/2RB1Q1P/1P3PP1/R5K1 w - - bm Bxh7+; c1 "diff=7";
rnbRrk2/2p5/1p2PB1p/pP4p1/8/P3R2P/2P2P2/6K1 w - - bm h4; c1 "diff=7";
2k5/p7/Pp1p1b2/1P1P1p2/2P2P1p/3K3P/5B2/8 w - - bm c5; c1 "diff=8";
2r1r1k1/4bppp/1q4n1/3pP3/p1pP4/PnR2NBP/1P4P1/1B1QR2K w - - bm e6; c1 "diff=8";
3k4/4pp2/n2n4/5BN1/3N4/b7/4K3/8 w - - bm Nxf7+; c1 "diff=8";
4bbk1/3nq2r/pr2p3/Np1p1p1p/1PpP1Pp1/2P1P1P1/PQ1NB1PR/2K4R b - - bm e5; c1 "diff=8";
5k2/4bp2/2B3p1/1P4p1/3R4/3P2PP/2r2PK1/8 b - - bm Rxf2+; c0 "Uhlmann-Malich,Berlin 1968"; fmvn 53; hmvc 0; id "Nightmare Nr.021"; c1 "diff=8";
6R1/8/2pB3k/2P4p/5p1q/5P2/4P1K1/8 w - - bm Bf8+; c1 "diff=8";
6k1/1pp2p2/3p4/p2P1Pp1/2P1n1Pp/4B1nP/PP4B1/4K3 w - - bm Bxe4; c1 "diff=8";
6qk/p4r1p/1n1p2pP/2p1p1Q1/2PnB1R1/1P6/P4PP1/5RK1 w - - bm b4; c1 "diff=8";
8/1p1r2R1/p5p1/5bp1/2PB1k2/1PK5/P7/8 b - - bm Rxd4; c1 "diff=8";
8/1p2K2k/8/2p3rr/8/PPR4B/2P3P1/8 w - - bm Bf5+; c1 "diff=8";
8/3P3k/n2K3p/2p3n1/1b4N1/2p1p1P1/8/3B4 w - - bm Nf6; c1 "diff=8";
8/8/4b1p1/2Bp3p/5P1P/1pK1Pk2/8/8 b - - bm g5 d4+; id "(Speelman_EP) (27 page 23)"; c1 "diff=8";
8/8/8/2pK3p/8/5N2/1P4pq/5Rbk w - - bm Rb1; c1 "diff=8";
N7/8/2KQ2rp/6k1/3p3p/2p4P/4PP2/5N2 w - - bm f4+; c1 "diff=8";
r1bq1rk1/ppp3b1/3p1nn1/P1PPp1Bp/1P2P3/1QNN1Pp1/4B1P1/R4RK1 b - - bm Bh6; c1 "diff=8";
r1q1rbk1/2pp1ppp/p1b5/1p1NP3/3Q4/3R2B1/PPP2PPP/5RK1 w - - bm Nf6; c1 "diff=8";
r2q1rk1/ppp2p2/3p1np1/4pNQ1/4P1pP/1PPP4/1P3P2/R3K1R1 w Q - bm Qh6; c1 "diff=8";
r2qk2r/ppp1b1pp/2n1p3/3pP1n1/3P2b1/2PB1NN1/PP4PP/R1BQK2R w KQkq - bm Nxg5; c1 "diff=8";
r6r/4k3/p2bP2p/2n2PP1/2BQn2P/1pP1p3/1q1BK3/3R3R b - - bm Qc2; c1 "diff=8";
1r6/4k3/r2p2p1/2pR1p1p/2P1pP1P/pPK1P1P1/P7/1B6 b - - bm Rxb3; c1 "diff=9";
2b1rk2/5p2/p1P5/2p2P2/2p5/7B/P7/2KR4 w - - bm f6; c1 "diff=9";
2r5/prkpR1p1/2p1ppK1/P1p1N1B1/P1P1P3/8/8/8 w - - bm Bf4; c1 "diff=9";
4kr2/5p1K/3p1Q2/1p4P1/4P3/1PP5/7b/8 w - - bm Kh6; c1 "diff=9";
7r/pp3pk1/3p1N2/5PBp/1Pq1P3/2P4P/rP3RP1/4R1K1 w - - bm Kh2; c1 "diff=9";
8/8/2p1p2b/1pPp1p1k/pP1P1P2/P2PB2K/8/8 w - - bm Bc1; c1 "diff=9";
n1QBq1k1/5p1p/5KP1/p7/8/8/8/8 w - - bm Bc7; c1 "diff=9";
r1b1r2k/pp1n1pp1/1qpb3p/8/3PB2B/5N2/PPQ2PPP/R3R1K1 w - - bm Bg6; c1 "diff=9";
r5k1/6b1/2Nq4/2pP1p2/p1P1pPr1/Pp6/3R2PQ/1K3R2 b - - bm e3; c1 "diff=9";
2b1r3/r2ppN2/8/1p1p1k2/pP1P4/2P3R1/PP3PP1/2K5 w - - bm Nd6; c1 "diff=10";
2k5/2p5/1q1p4/pPpPp1pp/N1P1Pp2/P4PbP/KQ4P1/8 w - - am Nxb6+?; c1 "diff=10";
3k4/2pq3p/pp5R/4P3/P6P/2PN4/1PN3K1/8 w - - bm Nd4; c1 "diff=10";
6b1/5p2/1p3Bp1/1P3pP1/5P2/pp1B2K1/pr4P1/k7 w - - bm Kh2; c1 "diff=10";
6k1/p7/8/4B3/Pp3p1P/qP5P/P1Rb2K1/8 w - - bm Kf3; c1 "diff=10";
7q/b1p5/1p1Npkb1/pPP2ppP/P1P5/3B2P1/5P1R/K3R3 w - - bm hxg6; c1 "diff=10";
8/1p2b3/6k1/5p2/p2NbP1p/P1B1P1p1/1P5P/6K1 w - - bm h3; c0 "fortress From Smirin-HIARCS"; c1 "diff=10";
8/2b2k1K/1pPp1p2/1P1P1P2/5B2/8/8/8 w - - bm Be3; c1 "diff=2"; c0 "the point to play Bxh6 on move 3";
2k5/8/1p1p4/pPpPp2p/2P1Pp2/P4PbP/K2Q4/8 b - - bm h4; c1 "diff=7";
8/8/5k2/8/2B4p/5RbP/5pP1/7K b - -; c0 "eval = draw"; c1 "diff=7";
8/1p6/1p6/kPp2P1K/2P5/N1Pp4/q2P4/1N6 w - -; c0 "eval = draw"; c1 "diff=9";
r1b1k3/1p1p1pp1/1p1P3p/pP6/P7/8/5PPP/4R1K1 b q -; c0 "eval +/-"; c1 "diff=6";
1k3b1q/pP2p1p1/P1K1P1Pp/7P/2B5/8/8/8 w - - bm Kd5 Bd5; c1 "diff=8";
6Nk/pp2Np1p/2p2Pp1/2R2bP1/7K/P7/1q1n1Q2/5n2 w - - bm Rxf5; c1 "diff=9";
7k/pp2Np1p/2p2P1N/5pP1/7K/P4n2/1q3Q2/5n2 w - - bm Kh5; c1 "diff=10";
4q1kr/p6p/1prQPppB/4n3/4P3/2P5/PP2B2P/R5K1 w - - bm Qxe5; c1 "diff=10";