Author: Dann Corbit
Date: 07:19:17 03/22/04
Go up one level in this thread
Confirmed as probably correct:
2b5/1r6/2kBp1p1/p2pP1P1/2pP4/1pP3K1/1R3P2/8 b - - acd 21; acn 1408758544; acs
3603; bm Rb4; c0 "page 24, 30)"; c1 "Not solved"; ce 209; id "(Speelman_EP_16)";
pv Rb4 cxb4 a4 b5+ Kxb5 Rb1 c3 Ba3 Kc4 Kg4 Kxd4 Kf4 Kc4 Rc1 Kd3 Rb1 Ke2 Bb4 d4
Rxb3 axb3;
2b5/1r6/2kBp1p1/p2pP1P1/2pP4/1pP3K1/1R3P2/8 b - - acd 22; acn -1800790247; acs
3601; bm Rb4; c0 "page 24, 30)"; c1 "Not solved"; ce 222; id "(Speelman_EP_16)";
pv Rb4 cxb4 a4 b5+ Kxb5 Ba3 c3 Re2 Kc4 Kf4 Kxd4 Re1 Kc4 Rb1 d4 Rc1 Bb7 Kg3 Kd3
Rd1+ Kc2 Rc1+ Kd2 Rxc3 dxc3;
2K3k1/1p6/R3p1p1/1rB1P1P1/8/8/1Pb5/8 w - - acd 22; acn 1514608618; acs 3601; bm
Rc6; c0 "#56 draw"; c0 "Not solved in 30 seconds."; ce -29; id
"(JenoBan_TofE).038"; pv Rc6 bxc6 b4 Be4 Kc7 Kf7 Kc8 Bf5 Kc7 Bd3 Kc8 Kg7 Kc7 Bb1
Kc8 Bf5 Kc7 Kg8 Kd7 Rb7+ Ke8 Rxb4 Bxb4;
2K3k1/1p6/R3p1p1/1rB1P1P1/8/8/1Pb5/8 w - - acd 24; acn -1180394529; acs 3600; bm
Rc6; c0 "#56 draw"; c0 "Not solved in 30 seconds."; ce -29; id
"(JenoBan_TofE).038"; pv Rc6 bxc6 b4 Be4 Kc7 Kf7 Kc8 Bf5 Kc7 Bd3 Kc8 Kg7 Kc7 Be4
Kc8 Kf7 Kd7 Bh1 Kc8 Rxb4 Bxb4 Bf3 Kc7;
2k5/2b5/pp6/4p3/1P4P1/1KP2p2/1P1R4/8 w - - acd 18; acn 1558242688; acs 3603; bm
Rd5; c0 "page 92, 158)"; c1 "Solved by Gaviota"; ce 107; id "(Speelman_EP_53)";
pv Rd5 f2 Rd1 e4 Kc2 Bf4 Rh1 e3 Kd3 Kd7 Ke2 Kd6 Rh5 Ke6 Rf5 Bh6 c4 a5 bxa5;
2k5/2b5/pp6/4p3/1P4P1/1KP2p2/1P1R4/8 w - - acd 19; acn -1561621768; acs 3601; bm
Rd5; c0 "page 92, 158)"; c1 "Solved by Gaviota"; ce 123; id "(Speelman_EP_53)";
pv Rd5 f2 Rd1 e4 Kc2 Bf4 Rh1 a5 bxa5 bxa5 Kd1 a4 Ke2 a3 Kxf2 axb2 Rb1 Bc1 Ke2
Kd7 g5;
3k4/1K6/1P6/5p2/B1p5/8/3b4/8 w - - acd 22; acn -1052862906; acs 3600; bm Ka6; c0
"#46 draw"; c0 "solved by Quark"; ce -80; id "(JenoBan_TofE).030"; pv Ka6 Kc8
Ka7 Be3 Ka8 Bxb6 Bb3 f4 Bxc4 f3 Bd3 f2 Be2 Kc7 Ba6 Bc5 Be2 Kc6 Bd3 Kd5 Bf1 Ke4
Kb7;
3k4/1K6/1P6/5p2/B1p5/8/3b4/8 w - - acd 22; acn 1732663311; acs 3601; bm Ka6; c0
"#46 draw"; c0 "solved by Quark"; ce -1; id "(JenoBan_TofE).030"; pv Ka6 Be3 Kb5
c3 Kc4 Bd2 Bc2 f4 Bf5 f3 Kd3 f2 Bh3 Bc1 Kxc3 Be3 b7 Kc7 b8=Q+ Kxb8;
6R1/8/7k/5p2/6p1/4K2p/8/8 w - - acd 28; acn -337986008; acs 3601; bm Ke2; c0
"page 53,69)"; c1 "Not solved"; ce 621; id "(Speelman_ATE_113)"; pv Ke2 Kh5 Kf2
f4 Rh8+ Kg5 Kg1 f3 Kf2 Kf4 Rf8+ Ke4 Kg3 Kd4 Ra8 Ke5 Rg8 h2 Rh8 f2 Kxf2 Kf5 Rxh2
Kg5 Kg3 Kg6 Kxg4 Kf7 Rg2 Ke7 Rd2;
6R1/8/7k/5p2/6p1/4K2p/8/8 w - - acd 29; acn -2129859814; acs 3603; bm Ke2; c0
"page 53,69)"; c1 "Not solved"; ce 32710; id "(Speelman_ATE_113)"; pv Ke2 Kh5
Kf2 f4 Rh8+ Kg5 Kg1 Kf5 Kh2 Ke4 Rg8 Kf3 Rg5 g3+ Kxh3;
8/Bpk5/8/P2K4/8/8/8/8 w - - acd 27; acn -285455446; acs 3600; bm Kd4; c0 "#89
white_wins"; c0 "Not solved in 30 seconds."; ce 1201; id "(JenoBan_TofE).070";
pv Kd4 Kc6 Bb6 Kd6 Kc4 Kc6 Kb4 Kd7 Kc5 Kc8 Ba7 Kd7 Bb8 Kc8 Bf4 Kd8 Kb6 Kc8 Ka7
Kd7 Kxb7 Ke6 a6 Kf5 Bd6 Ke6;
8/Bpk5/8/P2K4/8/8/8/8 w - - acd 5; acn 7; acs 1; bm Kd4; c0 "#89 white_wins"; c0
"Not solved in 30 seconds."; ce 32724; id "(JenoBan_TofE).070"; pv Kd4;
Unknown:
3k4/pp6/2pK2p1/3p3p/8/2P4P/PP4P1/8 w - - acd 23; acn -1664231894; acs 3600; bm
b4; c0 "followed by a4 and b5, allegedly the only win according to many pages of
analysis by Max Euwe on an ending that came up in practice, page 191.)"; c1
"Solved by GnuChess"; ce 1; id "(Horowitz_144)"; pv g3 a5 Ke6 Kc7 a4 Kb6 Kd6 Ka6
Kc5 Ka7 Kd4 Ka6 Kc5;
3k4/pp6/2pK2p1/3p3p/8/2P4P/PP4P1/8 w - - acd 23; acn 1507526969; acs 3600; bm
b4; c0 "followed by a4 and b5, allegedly the only win according to many pages of
analysis by Max Euwe on an ending that came up in practice, page 191.)"; c1
"Solved by GnuChess"; ce 0; id "(Horowitz_144)"; pv g4 a5 g5 h4 Ke6 Kc7 a4 b6
Ke5 Kd7 b3 Ke7 c4 dxc4 bxc4 Kd7 Kd4 Ke7 Ke4 Kf7 Kd3 Kg7 Kd4;
3r4/7p/Rp4k1/5p2/4p3/2P5/PP3P1P/5K2 b - - acd 17; acn -1627553147; acs 3600; bm
Rd2; c0 "138 p 89)"; c1 "Not solved"; ce -150; id "(Averbakh_156)"; pv Rb8 Ke2
Kg5 Ke3 h5 f3 exf3 Ra4 f2 Kxf2 h4 Rd4 Ra8 a4 Re8 Rd6 Re4 b3;
3r4/7p/Rp4k1/5p2/4p3/2P5/PP3P1P/5K2 b - - acd 17; acn 1649360171; acs 3603; bm
Rd2; c0 "138 p 89)"; c1 "Not solved"; ce -150; id "(Averbakh_156)"; pv Rb8 Ke2
Kg5 Ke3 h5 f3 exf3 Ra4 f2 Kxf2 h4 Rd4 Ra8 a4 Re8 Rd6 Re4 b3;
7b/8/kq6/8/8/1N2R3/K2P4/8 w - - acd 18; acn -915734087; acs 3600; bm Nd4; c0
"#29 draw"; c0 "Not solved in 30 seconds."; ce -519; id "(JenoBan_TofE).013"; pv
Rh3 Qf6 Ka3 Bg7 d4 Qd6+ Kb2 Bxd4+ Nxd4 Qxd4+ Kb3 Kb5 Rh5+ Kb6 Rh6+ Kc5 Rh5+ Kc6
Rh6+ Kd5 Rh5+ Kd6 Ka3 Qf2 Ka4 Qe1;
7b/8/kq6/8/8/1N2R3/K2P4/8 w - - acd 18; acn 1301074038; acs 3600; bm Nd4; c0
"#29 draw"; c0 "Not solved in 30 seconds."; ce -575; id "(JenoBan_TofE).013"; pv
Kb1 Bd4 Rg3 Qb7 Rd3 Qb5 Rg3 Be5 Re3 Bf4 Re6+ Ka7 Kb2 Bxd2 Re7+ Ka6 Re6+ Kb7 Re7+
Kc6 Kc2 Qb4;
8/3k4/2p5/8/p1p5/PpP5/1P2B3/r1NK4 w - - acd 23; acn -928651623; acs 3600; bm
Bg4+; c0 "#54 draw"; c0 "solved by Arasan"; ce -145; id "(JenoBan_TofE).036"; pv
Bxc4 Rb1 Bd3 Rxb2 Ne2 Ra2 Kc1 Kd6 Kb1 Kd5 Ba6 Kc5 Nc1 Rc2 Ne2 Kd5 Nf4+ Kd6 Bd3
Rxc3 Kb2 Rxd3 Nxd3 c5;
8/3k4/2p5/8/p1p5/PpP5/1P2B3/r1NK4 w - - acd 23; acn 1708920942; acs 3600; bm
Bg4+; c0 "#54 draw"; c0 "solved by Arasan"; ce -146; id "(JenoBan_TofE).036"; pv
Bxc4 Rb1 Bd3 Rxb2 Ne2 Ra2 Kc1 Kd6 Kb1 Kd5 Nf4+ Kc5 Ne2 Kb6 Nc1 Rd2 Bg6 Kb5 Bd3+
Kc5 Be4 Kb5;
8/8/4b1p1/2Bp3p/5P1P/1pK1Pk2/8/8 b - - acd 20; acn -896909598; acs 3600; bm g5;
c0 "128 page 79)"; c1 "Solved by Tao"; ce 68; id "(Averbakh_152)"; pv Kg3 Be7
d4+ exd4 Kxf4 Bg5+ Kf3 Kd3 Bd5 Bh6 Kg3 Bg5 Kg4 Kc3 Kf5 Kb2 Be6 Kc3 Bc4 Be7 Bd5;
8/8/4b1p1/2Bp3p/5P1P/1pK1Pk2/8/8 b - - acd 21; acn -885442189; acs 3600; bm g5;
c0 "27 page 23)"; c1 "Solved by Tao"; ce 71; id "(Speelman_EP_13)"; pv Kg3 Be7
d4+ exd4 Kxf4 Kb2 Bd5 Kc3 Kf5 Kd3 Kg4 Bg5 Kf3 Be7 Bc4+ Kc3 Ke2 Bd8 Be6 Be7 Ke3
Bg5+ Ke4 Bf6;
8/8/4b1p1/2Bp3p/5P1P/1pK1Pk2/8/8 b - - acd 21; acn 1810422004; acs 3601; bm g5;
c0 "128 page 79)"; c1 "Solved by Tao"; ce 71; id "(Averbakh_152)"; pv Kg3 Be7;
8/8/4b1p1/2Bp3p/5P1P/1pK1Pk2/8/8 b - - acd 21; acn 1818151272; acs 3600; bm g5;
c0 "27 page 23)"; c1 "Solved by Tao"; ce 71; id "(Speelman_EP_13)"; pv Kg3 Be7
d4+ exd4 Kxf4 Kb2 Bd5 Kc3 Kf5 Bd8 Bc4 Be7 Kf4 Bg5+ Kf3 Be7 Ke4 Bg5 Bd5 Bd2 Be6
Bg5;
R7/2r2pkp/2pb2p1/3p4/3P4/3NPPP1/7P/6K1 b - - acd 19; acn 1883632559; acs 3600;
bm g5; c0 "page 124, 205; makes h2 weak)"; c1 "Not solved"; ce 0; id
"(Speelman_EP_64)"; pv c5 dxc5 Bxc5 Nxc5 Rxc5 g4 Kf6 h4 Rc2 g5+ Ke7 Kf1 Rh2 Ra7+
Ke6 Ra6+ Kd7 Ra7+ Ke6;
R7/2r2pkp/2pb2p1/3p4/3P4/3NPPP1/7P/6K1 b - - acd 20; acn -1397528240; acs 3600;
bm g5; c0 "page 124, 205; makes h2 weak)"; c1 "Not solved"; ce 1; id
"(Speelman_EP_64)"; pv c5 dxc5 Bxc5 Nxc5 Rxc5 g4 Kf6 Kg2 Rc3 Re8 h6 Kf2 g5 Rd8
Ke5 Re8+ Kd6 Rh8 Rc2+ Kg3 Ke5 Rxh6 f6;
The bm is irrelevant:
These other lines win also:
5q2/n2P1k2/2b5/8/8/3N4/4BK2/6Q1 w - - acd 13; acn -1976512331; acs 3600; bm Qg5;
c0 "#239 white_wins"; c0 "Not solved in 30 seconds."; ce 468; id
"(JenoBan_TofE).202"; pv Bh5+ Ke7+ Ke1 Qf6 Qe3+ Kxd7 Bg4+ Kd6 Qc5+ Kc7 Qxa7+ Kd8
Qb8+ Ke7 Qc7+ Kf8 Ne5 Be8 Ke2 Qe7 Qb8 Qa3 Be6;
5q2/n2P1k2/2b5/8/8/3N4/4BK2/6Q1 w - - acd 14; acn -290147809; acs 3600; bm Qg5;
c0 "#239 white_wins"; c0 "Not solved in 30 seconds."; ce 421; id
"(JenoBan_TofE).202"; pv Ke1 Bxd7 Qxa7 Qd6 Nc5 Ke7 Kf2 Qd5 Qa3 Kd6 Nb7+ Ke5 Bf3
Qd2+ Kg3 Be6;
8/1B6/3r2p1/5p1p/5P1P/4k1P1/8/6K1 b - - acd 21; acn 1706038414; acs 3603; bm g5;
c0 "page 95, 162)"; c1 "Not solved"; ce 272; id "(Speelman_EP_55)"; pv Rb6 Bd5
Rb1+ Kg2 Rc1 Ba8 Rc2+ Kg1 Rc3 Kf1 Ra3 Bc6 Ra6 Bd5 Kd4 Bf7 Ke4 Ke2 Rc6 Kf2 Rd6
Kg2 Ke3;
8/1B6/3r2p1/5p1p/5P1P/4k1P1/8/6K1 b - - acd 23; acn -750798753; acs 3601; bm g5;
c0 "page 95, 162)"; c1 "Not solved"; ce 271; id "(Speelman_EP_55)"; pv Rd2 Bc6
Rb2 Bd5 Rc2 Bb7 Rc1+ Kg2 Rc3 Ba8 Rc7 Kg1 Rc8 Bd5 Rd8 Bc6 Ke2 Bb7 Rd2 Bc6 Rd6 Bb7
Rd1+ Kh2 Ke3;
8/5kp1/p2r4/8/4P3/3PK3/8/R7 w - - acd 18; acn 1473639483; acs 3601; bm Ra5; c0
"page 142, 235)"; c1 "Solved by Chessterfield"; ce 245; id "(Speelman_EP_72)";
pv d4 Ke6 e5 Rb6 Ke4 g6 d5+ Ke7 Rg1 Rb4+ Kd3 Rb5 Kd4 Rb4+ Kc5 Rb5+ Kc6;
8/5kp1/p2r4/8/4P3/3PK3/8/R7 w - - acd 19; acn -1048202687; acs 3600; bm Ra5; c0
"page 142, 235)"; c1 "Solved by Chessterfield"; ce 277; id "(Speelman_EP_72)";
pv e5 Rb6 d4 Ke6 Ke4 g6 d5+ Ke7 Kd4 g5 Kc5 Rh6 e6 Rh3 Rxa6 Rc3+ Kb4 Rc8 Ra7+ Kd6
Rd7+ Ke5 e7 Re8;
Re3+ also gives a significant advantage. The machine with the higher score had
tablebase files.
8/8/7K/4k2P/P7/3R4/r7/8 w - - acd 19; acn -755110697; acs 3599; bm Rf3; c0 "ATE
page 31, 31. Continues ...Rxa4, 2. Kg5!)"; c1 "Solved by Bestia"; ce 396; id
"(Speelman_ATE_107)"; pv Re3+ Kf5 Rf3+ Kg4 Rf6 Rh2 Rg6+ Kf5 a5 Rc2 Rg7 Rc1 Kh7
Rc6 Rb7 Ra6 Rb5+ Ke4 h6 Re6 Kg7 Re7+ Kg8 Re6;
8/8/7K/4k2P/P7/3R4/r7/8 w - - acd 20; acn 1811787761; acs 3600; bm Rf3; c0 "ATE
page 31, 31. Continues ...Rxa4, 2. Kg5!)"; c1 "Solved by Bestia"; ce 1669; id
"(Speelman_ATE_107)"; pv Rf3 Ke4 Rf7 Ke5 a5 Ke6 Rf3 Ke7 a6 Ke8 Kh7 Ke7 a7 Rd2
a8=Q Rd7 Kg8 Rd1 Re3+ Kf6 Qf3+ Kg5 Qxd1;
Just plain wrong (the bm loses):
5B1k/7p/6P1/4NnP1/8/8/K4p2/8 w - - acd 21; acn -738374670; acs 3600; bm g7+; c0
"forcing a peculiar draw, page 39, 73)"; c1 "Not solved"; ce -599; id
"(Speelman_EP_32)"; pv Nf7+ Kg8 Nh6+ Nxh6 gxh7+ Kxh7 Bxh6 f1=Q Kb3 Qd3+ Kb4 Kg8
Kc5 Kf7 Kb4 Ke6 Kc5 Qc3+ Kb5 Kd6 Bf8+ Kd5 Bb4 Qd3+ Kb6 Qe3+ Ka6 Qxg5 Bc3 Qg4;
5B1k/7p/6P1/4NnP1/8/8/K4p2/8 w - - acd 21; acn 1387903139; acs 3603; bm g7+; c0
"forcing a peculiar draw, page 39, 73)"; c1 "Not solved"; ce -649; id
"(Speelman_EP_32)"; pv g7+ Nxg7 Nf7+ Kg8 Bc5 f1=Q Nh6+ Kh8 Bd6 Qg2+ Kb3 Qd5+ Ka4
Qd1+ Kb5 Qb3+ Ka5 Qc3+ Ka6 Qc6+ Ka5 Qa8+ Kb4 Qb7+ Ka5 Qa7+ Kb5 Qd7+ Ka5 Qe6 Bb4
Qd5+ Kb6 Qa2 Kc6 Qe6+ Kc5 Qe5+ Kc6 Qxg5;
Log on 950 MHz machine with tablebase files:
PFGA: EPD record: 2 ID: (Speelman_EP_32)
clearing hash tables
time surplus 0.00 time limit 60:00 (60:00)
depth time score variation (1)
6-> 0.20 -4.65 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh7+ Kxh7
4. gxh6 f1=Q 5. Bg7 Qb5 6. Ka3
7 0.34 -4.68 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh7+ Kxh7
4. gxh6 f1=Q 5. Bg7 Qb5 6. Ka3 Qc4
7-> 0.49 -4.68 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh7+ Kxh7
4. gxh6 f1=Q 5. Bg7 Qb5 6. Ka3 Qc4
8 0.70 -- 1. Nf7+
8 1.02 -5.33 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh6 hxg6
4. Bg7 f1=Q 5. Kb2 Qe2+ 6. Kc3 Qe3+
7. Kc4 Kh7
8 1.72 -5.30 1. gxh7 f1=Q 2. Ba3 Qa6 3. g6 Qe6+
4. Kb1 Qxe5 5. Bb2 Nd4 6. Bxd4 Qxd4
8 1.91 -5.07 1. Ba3 f1=Q 2. Bb2 Qa6+ 3. Kb1 hxg6
4. Nxg6+ Kg8 5. Ne5 Ne3
8-> 1.95 -5.07 1. Ba3 f1=Q 2. Bb2 Qa6+ 3. Kb1 hxg6
4. Nxg6+ Kg8 5. Ne5 Ne3
9 2.24 -4.88 1. Ba3 f1=Q 2. Bb2 Qa6+ 3. Kb1 Qb7
4. gxh7 Nd4 5. Nc6 Qxc6 6. Bxd4+ Kxh7
<HT>
9-> 3.20 -4.88 1. Ba3 f1=Q 2. Bb2 Qa6+ 3. Kb1 Qb7
4. gxh7 Nd4 5. Nc6 Qxc6 6. Bxd4+ Kxh7
<HT>
10 3.94 -- 1. Ba3
10 4.56 -6.15 1. Ba3 f1=Q 2. Bb2 Qg2 3. Kb3 hxg6
4. Nxg6+ Kh7 5. Nh8 Qxg5 6. Kb4
10 5.78 -5.57 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh6 hxg6
4. Bg7 f1=Q 5. Kb3 Qd3+ 6. Kb4 Kh7
7. Kc5 g5 8. Kc6
10-> 6.97 -5.57 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh6 hxg6
4. Bg7 f1=Q 5. Kb3 Qd3+ 6. Kb4 Kh7
7. Kc5 g5 8. Kc6
11 8.87 -5.88 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh6 hxg6
4. Bg7 f1=Q 5. Kb3 Qd3+ 6. Kb4 Kh7
7. Kc5 g5 8. Kc6 g4
11-> 12.76 -5.88 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh6 hxg6
4. Bg7 f1=Q 5. Kb3 Qd3+ 6. Kb4 Kh7
7. Kc5 g5 8. Kc6 g4
12 14.71 -5.88 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh6 hxg6
4. Bg7 f1=Q 5. Kb3 Qd3+ 6. Kb4 Kh7
7. Kc5 g5 8. Kc6 g4 9. Kc7
12-> 18.19 -5.88 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh6 hxg6
4. Bg7 f1=Q 5. Kb3 Qd3+ 6. Kb4 Kh7
7. Kc5 g5 8. Kc6 g4 9. Kc7
13 23.52 -- 1. Nf7+
13 6:54 -9.07 1. Nf7+ Kg8 2. Ba3 f1=Q 3. Bb2 hxg6
4. Ne5 Qd1 5. Nxg6 Qa4+ 6. Kb1 Qe4+
7. Kc1 Ne3 8. Ne7+ Kf8 9. Ng6+ Qxg6
10. Bf6
13 8:18 -6.66 1. Ba3 f1=Q 2. Bb2 hxg6 3. Nxg6+ Kh7
4. Ne5 Qb5 5. g6+ Kg7 6. Ka3 Qc5+ 7.
Ka2 Nd4 8. Nc6 Qc4+ 9. Kb1 <HT>
13-> 8:49 -6.66 1. Ba3 f1=Q 2. Bb2 hxg6 3. Nxg6+ Kh7
4. Ne5 Qb5 5. g6+ Kg7 6. Ka3 Qc5+ 7.
Ka2 Nd4 8. Nc6 Qc4+ 9. Kb1 <HT>
14 9:01 -- 1. Ba3
14 9:33 -7.29 1. Ba3 f1=Q 2. Bb2 hxg6 3. Nc4+ Kh7
4. Kb3 Qd1+ 5. Kb4 Qg4 6. Kc5 Qxg5
7. Be5 Ne3 8. Nxe3 Qxe5+ 9. Nd5
14 10:44 -6.49 1. g7+ Nxg7 2. Nf7+ Kg8 3. Bc5 f1=Q
4. Nh6+ Kh8 5. Bd6 Qg2+ 6. Kb3 Qd5+
7. Ka4 Qd1+ 8. Kb5 Qb3+ 9. Kc6 Qf3+
10. Kb6 Qd5 11. Bb4 Qd4+ 12. Kb5 Qe5+
13. Kc6 Qxg5
14-> 10:52 -6.49 1. g7+ Nxg7 2. Nf7+ Kg8 3. Bc5 f1=Q
4. Nh6+ Kh8 5. Bd6 Qg2+ 6. Kb3 Qd5+
7. Ka4 Qd1+ 8. Kb5 Qb3+ 9. Kc6 Qf3+
10. Kb6 Qd5 11. Bb4 Qd4+ 12. Kb5 Qe5+
13. Kc6 Qxg5
15 11:01 -6.49 1. g7+ Nxg7 2. Nf7+ Kg8 3. Bc5 f1=Q
4. Nh6+ Kh8 5. Bd6 Qg2+ 6. Kb3 Qd5+
7. Ka4 Qd1+ 8. Kb5 Qb3+ 9. Kc6 Qf3+
10. Kb6 Qe3+ 11. Kb7 Qe4+ 12. Kb6 Qe8
13. Bc7 Qe3+ 14. Kc6 Qc1+ 15. Kd6 Qxg5
15-> 11:43 -6.49 1. g7+ Nxg7 2. Nf7+ Kg8 3. Bc5 f1=Q
4. Nh6+ Kh8 5. Bd6 Qg2+ 6. Kb3 Qd5+
7. Ka4 Qd1+ 8. Kb5 Qb3+ 9. Kc6 Qf3+
10. Kb6 Qe3+ 11. Kb7 Qe4+ 12. Kb6 Qe8
13. Bc7 Qe3+ 14. Kc6 Qc1+ 15. Kd6 Qxg5
16 12:01 -6.49 1. g7+ Nxg7 2. Nf7+ Kg8 3. Bc5 f1=Q
4. Nh6+ Kh8 5. Bd6 Qg2+ 6. Kb3 Qd5+
7. Ka4 Qd1+ 8. Kb5 Qb3+ 9. Ka5 Qc3+
10. Kb6 Qb2+ 11. Kc6 Qa2 12. Kb5 Qe2+
13. Kb4 Qe1+ 14. Ka4 <HT>
16-> 12:52 -6.49 1. g7+ Nxg7 2. Nf7+ Kg8 3. Bc5 f1=Q
4. Nh6+ Kh8 5. Bd6 Qg2+ 6. Kb3 Qd5+
7. Ka4 Qd1+ 8. Kb5 Qb3+ 9. Ka5 Qc3+
10. Kb6 Qb2+ 11. Kc6 Qa2 12. Kb5 Qe2+
13. Kb4 Qe1+ 14. Ka4 <HT>
17 13:30 -6.49 1. g7+ Nxg7 2. Nf7+ Kg8 3. Bc5 f1=Q
4. Nh6+ Kh8 5. Bd6 Qg2+ 6. Kb3 Qd5+
7. Ka4 Qd1+ 8. Kb5 Qb3+ 9. Ka5 Qc3+
10. Ka6 Qc6+ 11. Ka5 Qa8+ 12. Kb5 Qe8+
13. Kc5 Qe3+ 14. Kb4 Qd4+ 15. Ka5 Qa1+
16. Kb6 Qb2+ 17. Ka6 Qe2+ <HT>
17-> 15:01 -6.49 1. g7+ Nxg7 2. Nf7+ Kg8 3. Bc5 f1=Q
4. Nh6+ Kh8 5. Bd6 Qg2+ 6. Kb3 Qd5+
7. Ka4 Qd1+ 8. Kb5 Qb3+ 9. Ka5 Qc3+
10. Ka6 Qc6+ 11. Ka5 Qa8+ 12. Kb5 Qe8+
13. Kc5 Qe3+ 14. Kb4 Qd4+ 15. Ka5 Qa1+
16. Kb6 Qb2+ 17. Ka6 Qe2+ <HT>
18 15:41 -6.49 1. g7+ Nxg7 2. Nf7+ Kg8 3. Bc5 f1=Q
4. Nh6+ Kh8 5. Bd6 Qg2+ 6. Kb3 Qd5+
7. Ka4 Qd1+ 8. Kb5 Qb3+ 9. Ka5 Qc3+
10. Ka6 Qc6+ 11. Ka5 Qa8+ 12. Kb5 Qe8+
13. Kc5 Qe3+ 14. Kb4 Qd4+ 15. Ka5 Qa1+
16. Kb6 Qb2+ <HT>
18-> 18:18 -6.49 1. g7+ Nxg7 2. Nf7+ Kg8 3. Bc5 f1=Q
4. Nh6+ Kh8 5. Bd6 Qg2+ 6. Kb3 Qd5+
7. Ka4 Qd1+ 8. Kb5 Qb3+ 9. Ka5 Qc3+
10. Ka6 Qc6+ 11. Ka5 Qa8+ 12. Kb5 Qe8+
13. Kc5 Qe3+ 14. Kb4 Qd4+ 15. Ka5 Qa1+
16. Kb6 Qb2+ <HT>
19 19:43 -6.49 1. g7+ Nxg7 2. Nf7+ Kg8 3. Bc5 f1=Q
4. Nh6+ Kh8 5. Bd6 Qg2+ 6. Kb3 Qd5+
7. Ka4 Qd1+ 8. Kb5 Qb3+ 9. Ka5 Qc3+
10. Ka6 Qc6+ 11. Ka5 Qa8+ 12. Kb5 Qe8+
13. Kc5 Qe3+ 14. Kb4 Qd4+ 15. Ka5 Qa1+
16. Kb6 Qb2+ 17. Kc7 Ne8+ 18. Kc6 Qc1+
19. Bc5 Qxg5
19-> 27:11 -6.49 1. g7+ Nxg7 2. Nf7+ Kg8 3. Bc5 f1=Q
4. Nh6+ Kh8 5. Bd6 Qg2+ 6. Kb3 Qd5+
7. Ka4 Qd1+ 8. Kb5 Qb3+ 9. Ka5 Qc3+
10. Ka6 Qc6+ 11. Ka5 Qa8+ 12. Kb5 Qe8+
13. Kc5 Qe3+ 14. Kb4 Qd4+ 15. Ka5 Qa1+
16. Kb6 Qb2+ 17. Kc7 Ne8+ 18. Kc6 Qc1+
19. Bc5 Qxg5
20 30:38 -6.49 1. g7+ Nxg7 2. Nf7+ Kg8 3. Bc5 f1=Q
4. Nh6+ Kh8 5. Bd6 Qg2+ 6. Kb3 Qd5+
7. Ka4 Qd1+ 8. Kb5 Qb3+ 9. Ka5 Qc3+
10. Ka6 Qc6+ 11. Ka5 Qa8+ 12. Kb5 Qe8+
13. Kb6 Qe3+ 14. Kc6 Qc1+ 15. Kb7 Qb1+
16. Ka6 Qa2+ 17. Kb5 Qb2+ 18. Kc4 Qc2+
19. Kb5 <HT>
20-> 50:32 -6.49 1. g7+ Nxg7 2. Nf7+ Kg8 3. Bc5 f1=Q
4. Nh6+ Kh8 5. Bd6 Qg2+ 6. Kb3 Qd5+
7. Ka4 Qd1+ 8. Kb5 Qb3+ 9. Ka5 Qc3+
10. Ka6 Qc6+ 11. Ka5 Qa8+ 12. Kb5 Qe8+
13. Kb6 Qe3+ 14. Kc6 Qc1+ 15. Kb7 Qb1+
16. Ka6 Qa2+ 17. Kb5 Qb2+ 18. Kc4 Qc2+
19. Kb5 <HT>
21 58:21 -6.49 1. g7+ Nxg7 2. Nf7+ Kg8 3. Bc5 f1=Q
4. Nh6+ Kh8 5. Bd6 Qg2+ 6. Kb3 Qd5+
7. Ka4 Qd1+ 8. Kb5 Qb3+ 9. Ka5 Qc3+
10. Ka6 Qc6+ 11. Ka5 Qa8+ 12. Kb4 Qb7+
13. Ka5 Qa7+ 14. Kb5 Qd7+ 15. Ka5 Qe6
16. Bb4 Qd5+ 17. Kb6 Qa2 18. Kc6 Qe6+
19. Kc5 Qe5+ 20. Kc6 Qxg5
time=60:00 cpu=65% mat=3 n=1387903139 fh=90% nps=385K
ext-> chk=167256471 cap=2147911 pp=1694588 1rep=4112527
mate=176610
predicted=0 nodes=1387903139 evals=446984584 50move=0
endgame tablebase-> probes=1142617 hits=1142617
Log on fast machine without tablebase files:
PFGA: EPD record: 2 ID: (Speelman_EP_32)
clearing hash tables
time surplus 0.00 time limit 60:00 (60:00)
depth time score variation (1)
6-> 0.14 -4.65 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh7+ Kxh7
4. gxh6 f1=Q 5. Bg7 Qb5 6. Ka3
7 0.20 -4.68 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh7+ Kxh7
4. gxh6 f1=Q 5. Bg7 Qb5 6. Ka3 Qc4
7-> 0.26 -4.68 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh7+ Kxh7
4. gxh6 f1=Q 5. Bg7 Qb5 6. Ka3 Qc4
8 0.36 -4.65 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh7+ Kxh7
4. gxh6 f1=Q 5. Bg7 Qb5 6. Ka3 Qb7
7. Ka4
8-> 0.43 -4.65 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh7+ Kxh7
4. gxh6 f1=Q 5. Bg7 Qb5 6. Ka3 Qb7
7. Ka4
9 0.58 -4.63 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh7+ Kxh7
4. gxh6 f1=Q 5. Bg7 Qb5 6. Ka3 Qb7
7. Ka4 Qb1
9-> 0.65 -4.63 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh7+ Kxh7
4. gxh6 f1=Q 5. Bg7 Qb5 6. Ka3 Qb7
7. Ka4 Qb1
10 0.86 -4.63 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh7+ Kxh7
4. gxh6 f1=Q 5. Bg7 Qb5 6. Ka3 Qb7
7. Ka4 Qb1 8. Ka5
10-> 1.01 -4.63 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh7+ Kxh7
4. gxh6 f1=Q 5. Bg7 Qb5 6. Ka3 Qb7
7. Ka4 Qb1 8. Ka5
11 1.37 -4.65 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh7+ Kxh7
4. gxh6 f1=Q 5. Bg7 Qb5 6. Ka3 Qb7
7. Ka4 Qb1 8. Ka5 Qb3
11-> 1.75 -4.65 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh7+ Kxh7
4. gxh6 f1=Q 5. Bg7 Qb5 6. Ka3 Qb7
7. Ka4 Qb1 8. Ka5 Qb3
12 2.25 -4.65 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh7+ Kxh7
4. gxh6 f1=Q 5. Bg7 Qb5 6. Ka3 Qb7
7. Ka4 Qb1 8. Ka5 Qb3 9. Ka6
12-> 2.76 -4.65 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh7+ Kxh7
4. gxh6 f1=Q 5. Bg7 Qb5 6. Ka3 Qb7
7. Ka4 Qb1 8. Ka5 Qb3 9. Ka6
13 3.61 -4.65 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh7+ Kxh7
4. gxh6 f1=Q 5. Bg7 Qb5 6. Ka3 Qb7
7. Ka4 Qb1 8. Ka5 Qb3 9. Ka6 Qb4
13-> 4.37 -4.65 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh7+ Kxh7
4. gxh6 f1=Q 5. Bg7 Qb5 6. Ka3 Qb7
7. Ka4 Qb1 8. Ka5 Qb3 9. Ka6 Qb4
14 5.73 -4.65 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh7+ Kxh7
4. gxh6 f1=Q 5. Bg7 Qb5 6. Ka3 Qb7
7. Ka4 Qb1 8. Ka5 Qb3 9. Ka6 Qb4 10.
Ka7
14-> 7.09 -4.65 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh7+ Kxh7
4. gxh6 f1=Q 5. Bg7 Qb5 6. Ka3 Qb7
7. Ka4 Qb1 8. Ka5 Qb3 9. Ka6 Qb4 10.
Ka7
15 9.58 -4.65 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh7+ Kxh7
4. gxh6 f1=Q 5. Bg7 Qb5 6. Ka3 Qb7
7. Ka4 Qb1 8. Ka5 Qb3 9. Ka6 Qb4 10.
Ka7 Qb3
15-> 11.78 -4.65 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh7+ Kxh7
4. gxh6 f1=Q 5. Bg7 Qb5 6. Ka3 Qb7
7. Ka4 Qb1 8. Ka5 Qb3 9. Ka6 Qb4 10.
Ka7 Qb3
16 17.43 -- 1. Nf7+
16 32.09 -5.62 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh7+ Kxh7
4. Bxh6 f1=Q 5. Kb3 Qb5+ 6. Kc3 Qd5
7. Kb4 Qc6 8. Kb3 Qc5 9. Ka4 Qc4+ 10.
Ka3 Kg6 11. Kb2 Qc5 12. Kb3
16-> 49.23 -5.62 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh7+ Kxh7
4. Bxh6 f1=Q 5. Kb3 Qb5+ 6. Kc3 Qd5
7. Kb4 Qc6 8. Kb3 Qc5 9. Ka4 Qc4+ 10.
Ka3 Kg6 11. Kb2 Qc5 12. Kb3
17 1:11 -5.74 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh7+ Kxh7
4. Bxh6 f1=Q 5. Kb3 Qb5+ 6. Kc3 Qd5
7. Kb4 Qc6 8. Kb3 Qc5 9. Ka4 Qc4+ 10.
Ka5 Qb3 11. Ka6 Kg6 12. Ka7 Qb4
17-> 1:30 -5.74 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh7+ Kxh7
4. Bxh6 f1=Q 5. Kb3 Qb5+ 6. Kc3 Qd5
7. Kb4 Qc6 8. Kb3 Qc5 9. Ka4 Qc4+ 10.
Ka5 Qb3 11. Ka6 Kg6 12. Ka7 Qb4
18 2:13 -5.75 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh7+ Kxh7
4. Bxh6 f1=Q 5. Kb3 Qd3+ 6. Kb4 Qd4+
7. Kb5 Qc3 8. Kb6 Qc4 9. Ka5 Qc5+ 10.
Ka6 Qb4 11. Ka7 Qb5 12. Ka8 Qc6+ 13.
Ka7 Qc7+ 14. Ka6 Kg6
18-> 2:44 -5.75 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh7+ Kxh7
4. Bxh6 f1=Q 5. Kb3 Qd3+ 6. Kb4 Qd4+
7. Kb5 Qc3 8. Kb6 Qc4 9. Ka5 Qc5+ 10.
Ka6 Qb4 11. Ka7 Qb5 12. Ka8 Qc6+ 13.
Ka7 Qc7+ 14. Ka6 Kg6
19 4:12 -5.76 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh7+ Kxh7
4. Bxh6 f1=Q 5. Kb3 Qd3+ 6. Kb4 Qd4+
7. Kb5 Qc3 8. Kb6 Qc4 9. Kb7 Qc5 10.
Kb8 Qe5+ 11. Kb7 Qd6 12. Ka7 Qc6 13.
Kb8 Qd7 <HT>
19-> 5:07 -5.76 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh7+ Kxh7
4. Bxh6 f1=Q 5. Kb3 Qd3+ 6. Kb4 Qd4+
7. Kb5 Qc3 8. Kb6 Qc4 9. Kb7 Qc5 10.
Kb8 Qe5+ 11. Kb7 Qd6 12. Ka7 Qc6 13.
Kb8 Qd7 <HT>
20 12:56 -5.99 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh7+ Kxh7
4. Bxh6 f1=Q 5. Kb3 Qd3+ 6. Kb4 Kg8
7. Kc5 Kf7 8. Kb4 Ke6 9. Kc5 Qc3+ 10.
Kb5 Kd6 11. Bf8+ Kd5 12. Bb4 Qd3+ 13.
Kb6 Qe3+ 14. Ka6 Qxg5 15. Bc3 Qg4
20-> 15:34 -5.99 1. Nf7+ Kg8 2. Nh6+ Nxh6 3. gxh7+ Kxh7
4. Bxh6 f1=Q 5. Kb3 Qd3+ 6. Kb4 Kg8
7. Kc5 Kf7 8. Kb4 Ke6 9. Kc5 Qc3+ 10.
Kb5 Kd6 11. Bf8+ Kd5 12. Bb4 Qd3+ 13.
Kb6 Qe3+ 14. Ka6 Qxg5 15. Bc3 Qg4
time=60:00 cpu=99% mat=3 n=3556592626 fh=87% nps=987K
ext-> chk=453703933 cap=3397574 pp=2517168 1rep=8232467
mate=218743
predicted=0 nodes=3556592626 evals=738081761 50move=0
endgame tablebase-> probes=0 hits=0
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Last modified: Thu, 15 Apr 21 08:11:13 -0700
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