Intel-i7-4GHz, 1 core, 30 min per position, 2GB hashtables
Syzygy 6 pcs on SSD
Interface : Arena 3.5
116 positions from Hard-Talkchess-2015-Beta-2
SF 6b1 solved 60 on 116 !
Code: Select all
Use seconds per move : 1800 Seconds per move
1) Kb1-a1 Kb1-a1 * 340 Seconds
2) Qb4-e1 Qb4-e1 * 209 Seconds
3) Bf4-e3 Bf4-e3 * 90 Seconds
4) .. Nc4-d2 Nc4-d2 * 5 Seconds
5) Kb5-a6 Kb5-a6 * 136 Seconds
6) Ra1-c1 Ra1-c1 * 96 Seconds
7) .. Ne5-g4(?) Ne5-c4 * 247 Seconds
8) Ne2-d4 Ne2-d4 * 23 Seconds
9) .. Re4xe3 Re4xe3 * 159 Seconds
10) Ne4-f6 Ne4-f6 * 85 Seconds
11) Kh3-g2 Kh3-g2 * 1063 Seconds
12) Rf1-f5 Rf1-f5 * 146 Seconds
13) Ke7-f8 Ke7-f8 * 360 Seconds
14) Qa6-b5 Qc2xd2
15) Re1-e5 c3-c4
16) Bb1xh7 Nc3-e4
17) Ng3-f5 Rf4-f1
18) Re3-e8 Nc4-d2
19) Rc8xc7 Kg7-f7
20) e3-e4 a2-a3
21) Kh2-g3 Qf6-f4
22) Bc2-a4 e5xf6
23) .. Qd7-h3 Qd7-h3 * 51 Seconds
24) Rh1xh7 Rh1xh7 * 307 Seconds
25) Rd6xf6 Qe5-d4
26) Rg1xg7 Rg1xg7 * 571 Seconds
27) Nf3-d4 Nf3-d4 * 642 Seconds
28) g2-g4 g2-g4 * 36 Seconds
29) Rf1xf6 Bd4-a7
30) .. Nb5-c3 Rb8-a8
31) Qd8-a8 Qd8-f6
32) Qh3xh5 Qh3xh5 * 288 Seconds
33) Rd3xb3 Rd3xb3 * 1231 Seconds
34) Na5-b3 Nd4xc2
35) .. d4-d3 d4-d3 * 266 Seconds
36) Bf1-e2 Bf1-e2 * 457 Seconds
37) .. Nb6-c4 Nb6-c4 * 1301 Seconds
38) Qe1-h4 Qe1-h4 * 103 Seconds
39) f5-f6 Kg1-h1
40) Qf3-f6 Qf3-f6 * 406 Seconds
41) Nd4-c6 Nd4-c6 * 1670 Seconds
42) .. c3xb2 c3xb2 * 157 Seconds
43) Bd5xf7 Bd5xf7 * 859 Seconds
44) .. h5-h4 h5-h4 * 0 Seconds
45) c2-c4 c2-c4 * 260 Seconds
46) Re8xe5 Re8-e7
47) Qf5-e6 Rf7xc7
48) Nc3-d5 Nc3-d5 * 174 Seconds
49) Qd3xg6 h4-h5
50) Bc4-e2 Bc4-f1
51) f7-f8Q f7-f8Q * 902 Seconds
52) Rf4-g4 Rf4-g4 * 634 Seconds
53) Nf4-d3 h4xg5
54) .. Rc5-b5(?) Rc5-b5
55) h4-h5 e5-e6
56) .. Bf5-h3 a4-a3
57) .. Kf6-e5 (Draw not found, SF eval is >3)
58) .. d3-d2 d3-d2 * 915 Seconds
59) Bh5-f3 Nc3-b5
60) .. Ne8-c7 Ne8-c7 * 1439 Seconds
61) c4-c5 b4-b5
62) Bg5-f6 Bg5-f6 * 1263 Seconds
63) Bd3xh7 Bd3xh7 * 115 Seconds
64) Bd4-f6 Qh5-h6
65) Bd3xh7 Bd3xh7 * 122 Seconds
66) Bd3xh7 Bd3xh7 * 70 Seconds
67) Rd3-h3 Rd3-h3 * 87 Seconds
68) Bg5-f6 Bg5-f6 * 152 Seconds
69) Qd2-f4 Qd2-f4 * 500 Seconds
70) Bd3xh7 Bd3xh7 * 1029 Seconds
71) h3-h4 c2-c4
72) Kc6-d5 Bc4-a2
73) c4-c5 c4-c5 * 309 Seconds
74) e5-e6 Bb1-f5
75) Ng5xf7 Ng5xf7 * 408 Seconds
76) .. e6-e5 Nd7-f6
77) .. Rc2xf2 Be7-c5
78) Bd6-f8 Rg8-f8
79) Bg2xe4 Bg2xe4 * 224 Seconds
80) b3-b4 b3-b4 * 125 Seconds
81) .. Rd7xd4 Rd7xd4 * 143 Seconds
82) Bh3-f5 Bh3-f5 * 867 Seconds
83) Ng4-f6 Kd6-c6
84) .. f7-f6 Bc1xg5
85) .. g6-g5 g6-g5 * 52 Seconds
86) Rf1-b1 Rf1-b1 * 0 Seconds
87) f2-f4 Na8-c7
88) .. Bg7-h6 Bg7-h6 * 31 Seconds
89) Nd5-f6 Rf1-d1
90) Qg5-h6 Qg5-h6 * 424 Seconds
91) Nf3xg5 Nf3xg5 * 892 Seconds
92) .. Qb2-c2 e3xd2
93) .. Rb8xb3 Ke7-e6
94) Be6xf5 Be6xf5 * 1215 Seconds
95) f5-f6 c6-c7
96) Bg5-f4 Re7xd7
97) Kh7-h6 Kh7-h6 * 239 Seconds
98) Rc5xf5 Rc5xf5 * 0 Seconds
99) Kd4-c4 Ne5-g4
100) Kg1-h2 Kg1-h2 * 383 Seconds
101) f5-f6 f5-f6 * 0 Seconds
102) Be3-c1 Be3-c1 * 22 Seconds
103) Bd8-c7 g6xh7
104) Be4-g6 Qc2-c4
105) .. e4-e3 Ra8-c8
106) Rb8-b1 Rb8-h8
107) Nf7-d6 Nf7-h6
108) Na4xb6(?) Na4xb6
109) Nc2-d4 Kg2-f3
110) Qd6xe5 Qd6-a3
111) Kg3-h2 Kg3-f3
112) Kg2-f3 Rc2xd2
113) Kh4-h5 Qf2xf3
114) h5xg6 Nd6-b7
115) Kc1-d1 Bg2-f3
116) h2-h3 Bc3-e1 Code: Select all
1R4bq/p1p3p1/2p3Pb/k1P4R/2P4P/p5P1/P7/1K6 w - - bm Ka1; c1 "diff=1";
2br4/4r2k/1P1p4/3P3p/1Q2P1P1/4KP2/8/8 w - - bm Qe1; c1 "diff=3";
8/2b2k1K/1pPp1p2/1P1P1P2/5B2/8/8/8 w - - bm Be3; c1 "diff=2"; c0 "the point to play Bxh6 on move 3";
8/5k2/8/5P2/1pnB1K2/8/1P6/8 b - - bm Nd2 Na4; c1 "diff=3"; c0 "draw";
kb6/8/8/1K5p/3Npp2/8/8/1B6 w - - bm Ka6; c1 "diff=3";
r1q2rk1/pp1n1p1p/1n1P2p1/2b1P1B1/4NQ2/1B3P2/PP2K2P/R7 w - - bm Rc1; hmvc 0; fmvc 1; id "MGV50-P: BRONSTEIN - Ljubojevic Petropol. 1973"; c1 "diff=3";
r1b3r1/3kb1pp/2qp4/p2Nn1P1/3BP2P/4Q3/1PP2R2/1K1R4 b - - am Ng4?; c1 "diff=3";
rnq1kb1r/1R3ppp/2pp1n2/3P4/p3P3/3B1P2/1QPBN2P/4K2R w Kkq - bm Nd4; hmvc 0; fmvc 1; id "MGV4-P: SHIROV - Rivas Pastor Manila ol 1992"; c1 "diff=4";
8/p4kpp/1p6/5p2/3Pr3/P3RKP1/1P5P/8 b - - bm Rxe3+; hmvc 0; fmvc 1; c0 "!"; id "MGV52-E: Evans - RESHEVSKY New Jork 1969"; c1 "diff=4";
r3r1k1/2qb1pp1/pp2n1np/2p1P3/2R1N3/1B3N1P/PP1Q1PP1/4R1K1 w - - bm Nf6+; hmvc 0; fmvc 1; id "MGV70-K: NUNN - Smeets Amsterdam 2006"; c1 "diff=4";
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";
7k/1Q2K3/4p1pP/7q/7p/1p6/1pb5/2B5 w - - bm Kf8; c1 "diff=4";
8/1QqkN1nQ/Q4qb1/2r1q2Q/2RNp1P1/q4Qb1/p1Qq3n/1B2RqBK w - - bm Qab5+; c0 "mate in 11"; 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";
2k5/8/1p1p4/pPpPp2p/2P1Pp2/P4PbP/K2Q4/8 b - - bm h4; c1 "diff=7";
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";
8/8/5k2/8/2B4p/5RbP/5pP1/7K b - -; c0 "eval = draw"; 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";
1k3b1q/pP2p1p1/P1K1P1Pp/7P/2B5/8/8/8 w - - bm Kd5; c1 "diff=8";
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";
8/4ppkp/3p2p1/2pP1PP1/2P1P1P1/p7/K3B3/2b5 b - - bm f6; c1 "diff=8";
8/8/4b1p1/2Bp3p/5P1P/1pK1Pk2/8/8 b - - bm g5; 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";
2b1r3/r2ppN2/4Bk2/1p1p1b2/pP1P4/2P3R1/PP3PP1/2K5 w - - bm Bxf5; 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";
6Nk/pp2Np1p/2p2Pp1/2R2bP1/7K/P7/1q1n1Q2/5n2 w - - bm Rxf5; c1 "diff=9";
7k/8/4N3/4NN2/n2K4/8/8/3n4 w - - bm Kc4; c0 "mate in 21"; c1 "diff=9";
7r/pp3pk1/3p1N2/5PBp/1Pq1P3/2P4P/rP3RP1/4R1K1 w - - bm Kh2; c1 "diff=9";
8/1p6/1p6/kPp2P1K/2P5/N1Pp4/q2P4/1N6 w - - bm f6; 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";
1R6/8/8/5bp1/4p2k/8/B1p2PKP/8 w - - bm Rb1; c1 "diff=10"; id "(Speelman_EP) (an example of 'building a fortress' to get a draw, p38, 72)";
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";
4q1kr/p6p/1prQPppB/4n3/4P3/2P5/PP2B2P/R5K1 w - - bm Qxe5; 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";
7k/pp2Np1p/2p2P1N/5pP1/7K/P4n2/1q3Q2/5n2 w - - bm Kh5; c1 "diff=10";
7q/b1p5/1p1Npkb1/pPP2ppP/P1P5/3B2P1/5P1R/K3R3 w - - bm hxg6; c1 "diff=10";
7r/p3k3/2p5/1pPp4/3P4/PP4P1/3P1PB1/2K5 w - - bm Kd1; c1 "diff=10";
8/1p2b3/6k1/5p2/p2NbP1p/P1B1P1p1/1P5P/6K1 w - - bm h3; c0 "fortress From Smirin-HIARCS"; c1 "diff=10";
