Carlsen-Anand, Bilbao 2010

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jdart
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Carlsen-Anand, Bilbao 2010

Post by jdart »

[D] 4b3/1P2kpp1/N1n4p/8/B2n1K2/7P/5PP1/8 b - -

bm Ne6+. Rybka 3 thinks this is clearly best, after some thought.

--Jon
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Eelco de Groot
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Joined: Sun Mar 12, 2006 2:40 am
Full name:   

Re: Carlsen-Anand, Bilbao 2010

Post by Eelco de Groot »

jdart wrote:[D] 4b3/1P2kpp1/N1n4p/8/B2n1K2/7P/5PP1/8 b - -

bm Ne6+. Rybka 3 thinks this is clearly best, after some thought.

--Jon
Well, Ne6+ is not found as best move by Rainbow Serpent but a clearly winning score for Nb8, so it is difficult to get above that. Ne6 is move number four in the list. Calculation of the PV takes several orders of magnitude more time than checking the alternatives in the last iteration so computationally that does not seem correct.

Edit: The last PV seems bogus anyway, would be interesting if Stockfish would show such a thing, 3... Kd6?? clearly loses the game but Nc6 is still winning so it is just the PV displayed, at least I hope it is...

Eelco

4b3/1P2kpp1/N1n4p/8/B2n1K2/7P/5PP1/8 b - -

Engine: Rainbow Serpent 1.8(s)dc Build 100 (Athlon 2009 MHz, 256 MB)
by Tord Romstad, Marco Costalba, Joona Kiiski

6.00 0:00 +0.64-- 1...Kd6 2.Ke4 (31.788) 107

6.00 0:00 +0.72 1...Nb8 2.Nxb8 Bxa4 (43.726) 140

7.00 0:00 +0.64-- 1...Nb8 2.Nxb8 (47.491) 152

7.00 0:00 +0.68 1...Kd6 2.Ke4 Bd7 (53.994) 164

8.00 0:00 +0.68 1...Kd6 2.Ke3 Bd7 3.Bxc6 Nxc6 (81.828) 218

9.00 0:00 +0.72 1...Kd6 2.Ke3 Bd7 (132.477) 292

10.00 0:00 +0.76 1...Kd6 2.Ke3 (196.779) 370

10.00 0:00 +0.76 1...Nb8 2.Nxb8 Bxa4 3.Ke5 Bc6 4.Kxd4 Bxb7
5.f3 Kd6 6.Ke3 Ke5 (203.994) 372

11.00 0:00 +0.72 1...Nb8 2.Nxb8 Bxa4 3.Ke5 Bc6 4.Kxd4 Bxb7
5.f3 Kd6 6.Ke3 Kc7 7.Kf2 (241.996) 407

11.00 0:00 +0.76 1...Kd6 2.Ke3 (271.788) 424

12.00 0:00 +0.80 1...Kd6 2.Ke3 Bd7 3.Bxc6 (345.794) 471

12.00 0:00 +0.86 1...Nb8 2.Nxb8 Bxa4 3.Ke5 Bc6 (385.681) 483

13.00 0:00 +0.92 1...Nb8 2.Nxb8 Bxa4 3.Ke5 Bc6 4.Kxd4 Bxb7 (454.623) 510

14.01 0:01 +0.97 1...Nb8 2.Nxb8 Bxa4 3.Ke5 Bc6 4.Kxd4 Bxb7 (796.897) 586

15.01 0:01 +1.14++ 1...Nb8 2.Nxb8 (1.011.348) 616

15.01 0:01 +1.22++ 1...Nb8 2.Nxb8 (1.033.484) 618

15.01 0:01 +1.31 1...Nb8 2.Nxb8 Bxa4 3.Ke5 Bc6 4.Kxd4 Bxb7
5.f3 Kd8 (1.053.866) 624

16.01 0:02 +1.39 1...Nb8 2.Nxb8 Bxa4 3.Ke5 Bc6 4.Kxd4 Bxb7
5.f3 Kd8 (1.299.284) 644

17.01 0:03 +1.57 1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8
5.Nxb8 Kd6 6.Na6 Bb5 7.Nb4 Bf1 8.g3 Bxh3
9.Nc2 Kc5 10.Ke3 Be6 (2.110.840) 689

18.01 0:03 +1.61 1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8
5.Nxb8 Kd6 (2.562.071) 706

19.01 0:04 +1.85++ 1...Nb8 2.Nxb8 (3.386.457) 722

19.01 0:04 +1.88 1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8
5.Nxb8 Kd6 6.Na6 Bb5 7.Nb4 (3.527.124) 725

20.01 0:06 +1.97 1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8
5.Nxb8 (4.683.603) 740

21.01 0:08 +2.30 1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8
5.Nxb8 (6.088.422) 752

22.01 0:10 +2.40 1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8
5.Nxb8 (7.996.256) 761

23.01 0:15 +2.83 1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8
5.Nxb8 (11.786.929) 768

24.01 0:19 +3.13 1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8
5.Nxb8 (15.109.706) 777

25.01 0:30 +3.47 1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8
5.Nxb8 (23.810.016) 783

26.01 0:48 +3.75 1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8
5.Nxb8 (37.546.428) 780

27.01 15:04 +4.37 1...Nb8 2.Bxe8 Nxa6 3.Ba4 Ne6+ 4.Ke5 Nd8
5.Bb5 Nb8 6.Kd4 Nxb7 7.Kd5 Nd7 (663.396.759) 733

28.01 26:29 +4.59 1...Nb8 2.Bxe8 Nxa6 3.Ba4 Ne6+ 4.Ke5 Nd8
5.Kd4 (1.182.663.092) 743

29.01 121:59 +4.70 1...Nb8 2.Nxb8 Bxa4 3.Na6 Kd6 4.Kg3 Nc6 (5.489.008.705) 749


best move: Nc6-b8 time: 123:36.140 min n/s: 750.814 nodes: 5.568.136.353
Debugging is twice as hard as writing the code in the first
place. Therefore, if you write the code as cleverly as possible, you
are, by definition, not smart enough to debug it.
-- Brian W. Kernighan
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meschle
Posts: 200
Joined: Tue Apr 01, 2008 11:53 pm

Re: Carlsen-Anand, Bilbao 2010

Post by meschle »

Rybka 4 multipv mode depth 22

New game
4b3/1P2kpp1/N1n4p/8/B2n1K2/7P/5PP1/8 b - - 0 1

Analysis by Rybka 4 x64:

1. -/+ (-1.40): 1...Ne6+ 2.Ke3 Ned8[] 3.Bxc6 Nxc6 4.g4 Kd6 5.f4 f6 6.h4 Bf7 7.b8Q+ Nxb8 8.Nxb8 Bc4 9.Ke4 Be2 10.Ke3 Bxg4 11.Na6 Bf5 12.Kd4 g6 13.Nc5 Bc2 14.Kc4 Bd1 15.Kd4 Bf3 16.Nb3
2. -/+ (-1.35): 1...Nb8 2.Nxb8[] Bxa4[] 3.Nd7 Nc6[] 4.b8Q Nxb8 5.Nxb8 Bb5[] 6.Ke5 f6+ 7.Kf4 Kd6 8.h4 Bd3 9.Ke3 Bc4 10.Kf4 Be2 11.h5 Bxh5 12.f3 Be8 13.Kf5 Bb5 14.Kg6 Kc7 15.Kxg7
3. =/+ (-0.38): 1...Kd6 2.Ke3 Bd7 3.h4 Nf5+ 4.Kf4 Nfe7 5.Bb3 Be6 6.Bxe6 Kxe6 7.b8Q Nd5+ 8.Kf3 Nxb8 9.Nxb8 Nb4 10.Ke4 f5+ 11.Ke3 Kd6 12.Kd4 Nc2+ 13.Kc3 Ne1 14.g3
Regards Mark

Quad Q6600 3.0 Ghz, Vista 64bit, 4gb Ram
mhalstern
Posts: 484
Joined: Wed Nov 18, 2009 1:09 am

Re: Carlsen-Anand, Bilbao 2010

Post by mhalstern »

Stockfish Thinks Ne6+ is best:

New game
4b3/1P2kpp1/N1n4p/8/B2n1K2/7P/5PP1/8 b - - 0 1

Analysis by Stockfish 1.9 JA 64bit:

1...Kd6 2.Bxc6 Nxc6 3.Ke4 f6 4.b8Q+ Nxb8 5.Nxb8 Bg6+
-/+ (-0.76 !) Depth: 6 00:00:00 8kN
1...Kd6 2.Bxc6 Nxc6 3.Ke4 f6 4.b8Q+ Nxb8 5.Nxb8 Bg6+ 6.Kd4
-/+ (-0.76) Depth: 6 00:00:00 8kN
1...Kd6 2.Ke3 Nf5+ 3.Kd3
=/+ (-0.64 --) Depth: 7 00:00:00 14kN
1...Kd6 2.Bxc6 Nxc6 3.Ke4 f6 4.b8Q+ Nxb8 5.Nxb8 Bg6+ 6.Kd4
-/+ (-0.76) Depth: 7 00:00:00 23kN
1...Kd6 2.Bxc6 Nxc6 3.f3 f6 4.b8Q+ Nxb8 5.Nxb8 Bb5 6.Ke4
-/+ (-0.80) Depth: 8 00:00:00 31kN
1...Kd6 2.Bxc6 Nxc6 3.f3 f6 4.b8Q+ Nxb8 5.Nxb8 Kc7 6.Na6+ Kb6
-/+ (-0.88 !) Depth: 9 00:00:00 46kN
1...Kd6 2.g4 Bd7 3.Ke3 Be6 4.Nb4 f5 5.Bxc6
-/+ (-0.72 --) Depth: 9 00:00:00 63kN
1...Kd6 2.g4 Bd7 3.Ke3 Be6 4.Nb4 f5 5.Bxc6
=/+ (-0.64 --) Depth: 9 00:00:00 74kN
1...Kd6 2.g4 Bd7 3.Ke3 g6 4.Bxc6 Nxc6 5.b8Q+ Nxb8 6.Nxb8 Bb5
-/+ (-0.84) Depth: 9 00:00:00 86kN
1...Kd6 2.g4 Bd7 3.Ke3 g6 4.Bxc6 Nxc6 5.b8Q+ Nxb8 6.Nxb8 Bb5 7.Ke4
-/+ (-0.80) Depth: 10 00:00:00 100kN
1...Kd6 2.Ke4 Bd7 3.Ke3 Be6 4.b8Q+ Nxb8 5.Nxb8
-/+ (-0.72 --) Depth: 11 00:00:00 158kN
1...Kd6 2.Ke4 Bd7 3.Ke3 Be6 4.b8Q+ Nxb8 5.Nxb8 Nf5+ 6.Kf4 g5+ 7.Ke4 Nh4 8.g3
=/+ (-0.64 --) Depth: 11 00:00:00 192kN
1...Kd6 2.Ke4 Bd7 3.Ke3 Be6 4.b8Q+ Nxb8 5.Nxb8 Nf5+ 6.Kd3 Nh4 7.g3 Nf3 8.g4
-/+ (-0.76) Depth: 11 00:00:00 204kN
1...Kd6 2.Ke3 Bd7 3.Bd1 Be6 4.b8Q+ Nxb8 5.Nxb8
=/+ (-0.68 --) Depth: 12 00:00:00 359kN
1...Kd6 2.Ke3 Bd7 3.Bd1 Be6 4.b8Q+ Nxb8 5.Nxb8 Nf5+ 6.Kd3 Nh4 7.g4 Ng6 8.Ke4 Bd5+ 9.Kd4
=/+ (-0.68) Depth: 12 00:00:00 406kN
1...Kd6 2.Ke3 Bd7 3.Bd1 Be6 4.b8Q+ Nxb8 5.Nxb8 Nf5+ 6.Kd3 Nh4 7.g4 Ng6 8.Ke4 Bd5+ 9.Kd4 Nf4
-/+ (-0.80 !) Depth: 13 00:00:00 485kN
1...Kd6 2.Ke3 Bd7 3.Bd1 Be6 4.b8Q+ Nxb8 5.Nxb8 Nf5+ 6.Kd3 Nh4 7.g3 Ng6 8.h4 Ne5+ 9.Kd4 Bd5 10.Na6
=/+ (-0.68) Depth: 13 00:00:00 515kN
1...Kd6 2.Ke3 Bd7 3.Bd1 Nf5+ 4.Kd3 Nh4 5.g4 Be6 6.b8Q+ Nxb8 7.Nxb8 Ng6 8.Ke4 Bd5+ 9.Kf5 Ne5 10.f4 g6+ 11.Kf6
-/+ (-0.76 !) Depth: 14 00:00:00 643kN
1...Kd6 2.Ke3 Bd7 3.Bd1 Nf5+ 4.Kd3 Nh4 5.b8Q+ Nxb8 6.Nxb8 Bb5+
-/+ (-0.84 !) Depth: 14 00:00:00 871kN
1...Kd6 2.Ke3 Bd7 3.Bd1 Nf5+ 4.Kd3 Ke5 5.Bg4 g6 6.Kc3 Be6 7.b8Q+ Nxb8 8.Nxb8 Kd6 9.Bf3 Bd5 10.Bxd5 Kxd5
-/+ (-0.76) Depth: 14 00:00:00 944kN
1...Kd6 2.Ke3 Bd7 3.Bd1 Nf5+ 4.Kd3 Ke5 5.Bg4 g6 6.Kc3 h5 7.Bxf5 Bxf5 8.Nb4 Nb8
-/+ (-0.84 !) Depth: 15 00:00:00 1143kN
1...Kd6 2.Ke3 Bd7 3.Bd1 Nf5+ 4.Kd3 Ke5 5.Ba4 Nfd4 6.f4+ Kd5 7.Bxc6+ Nxc6 8.Ke3 Kd6 9.b8Q+ Nxb8 10.Nxb8 Bb5 11.Ke4 Kc7
-/+ (-0.80) Depth: 15 00:00:00 1206kN
1...Kd6 2.Ke3 Bd7 3.Bd1 Nf5+ 4.Kd3 Ke5 5.Ba4 Nfd4 6.Kc4 Na5+ 7.Kb4 Nxb7 8.Bxd7 Nd6 9.Nc5
-/+ (-0.72 --) Depth: 16 00:00:00 1451kN
1...Ne6+ 2.Ke3 Ned8 3.Bxc6 Nxc6 4.b8Q Nxb8 5.Nxb8 Bb5
-/+ (-0.88 !) Depth: 16 00:00:00 1899kN
1...Ne6+ 2.Ke3 Ned8 3.Bxc6 Nxc6 4.b8Q Nxb8 5.Nxb8 Bb5
-/+ (-0.96 !) Depth: 16 00:00:00 2230kN
1...Ne6+ 2.Ke3 Ned8 3.Bxc6 Nxc6 4.h4 Kd6 5.f3 f5 6.g3 Bf7 7.b8Q+ Nxb8 8.Nxb8 Bc4 9.Kd4 Bd5 10.f4
-/+ (-1.01) Depth: 16 00:00:00 2860kN
1...Nb8 2.Nxb8 Bxa4 3.Ke5 Bc6 4.Kxd4 Bxb7 5.f3 Kd6
-/+ (-1.13 !) Depth: 16 00:00:00 3019kN
1...Nb8 2.Bxe8 Nxa6 3.Ke5 Ne6 4.Bc6 f6+ 5.Ke4 Nb8
-+ (-1.45 !) Depth: 16 00:00:00 3237kN
1...Nb8 2.Nxb8 Bxa4 3.Na6 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 Bf1 7.g3 f6+ 8.Kd5 Bg2+ 9.Kc5 Bxh3 10.Nc6+ Ke6 11.f3 Bf1 12.Nd4+ Kd7 13.Nc6 Bg2 14.Nd4 h5
-/+ (-1.21) Depth: 16 00:00:00 3561kN
1...Nb8 2.Nxb8 Bxa4 3.Na6 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 Bf1 7.g3 f6+ 8.Kd5 Bg2+ 9.Kc5 Bxh3 10.Nc6+ Ke6 11.f3 Bf1 12.Nd4+ Ke7 13.Kd5 Bd3 14.Nc6+ Kd7 15.Nd4 h5
-/+ (-1.25) Depth: 17 00:00:00 3838kN
1...Nb8 2.Nxb8 Bxa4 3.Na6 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 Bf1 7.g3 f6+ 8.Kd5 Bg2+ 9.Kc5 Bxh3 10.Nc6+ Ke6 11.f3 h5 12.Nd4+ Kd7 13.Kd5 Bf1 14.Nc6 Bb5 15.Nd4 Bd3 16.Ne6 Bc4+ 17.Kxc4 Kxe6
-/+ (-1.29) Depth: 18 00:00:01 4226kN
1...Nb8 2.Nxb8 Bxa4 3.Na6 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 Bf1 7.g3 f6+ 8.Kd5 Bg2+ 9.Kc5 Bxh3 10.Nc6+ Ke6 11.f3 h5 12.Nd4+ Kd7 13.Kd5 Bf1 14.Nc6 Bb5 15.Nd4 Ba6 16.Nc6 Bb7
-/+ (-1.37 !) Depth: 19 00:00:01 4657kN
1...Nb8 2.Nxb8 Bxa4 3.Na6 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 Bf1 7.g3 f6+ 8.Kd5 Bg2+ 9.Kc5 Bxh3 10.Nc6+ Ke6 11.f3 h5 12.Nd4+ Kd7 13.Kd5 Bf1 14.Nc6 Bd3 15.Nd4 g5 16.Kc5
-/+ (-1.25) Depth: 19 00:00:01 4757kN
1...Nb8 2.Nxb8 Bxa4 3.Na6 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 Bf1 7.g3 f6+ 8.Kd5 Bg2+ 9.Kc5 Bxh3 10.Nc6+ Ke6 11.f3 h5 12.Nd4+ Kd7 13.Kd5 Bf1 14.Nc6 Bd3 15.Nd4 g5 16.Kc5 h4
-/+ (-1.33 !) Depth: 20 00:00:01 5224kN
1...Nb8 2.Nxb8 Bxa4 3.Na6 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 Bf1 7.g3 f6+ 8.Kd5 Bg2+ 9.Kc5 Bxh3 10.Nc6+ Ke6 11.f3 h5 12.Nd4+ Kd7 13.Kd5 Bf1 14.Ne6 Be2 15.Nd4 Ba6 16.Nc6 Bb7
-/+ (-1.25) Depth: 20 00:00:01 5456kN
1...Nb8 2.Nxb8 Bxa4 3.Na6 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 Bf1 7.g3 f6+ 8.Kd5 Bg2+ 9.Kc5 Bxh3 10.Nc6+ Ke6 11.f3 h5 12.Nd4+ Kd7 13.Kd5 Bf1 14.Ne6 Be2 15.Nd4 Ba6 16.Nc6 Bb7
-/+ (-1.33 !) Depth: 21 00:00:01 6291kN
1...Nb8 2.Bxe8 Nxa6 3.Ke4 Ne6 4.Bc6 Kd6
-+ (-1.41 !) Depth: 21 00:00:01 6747kN
1...Nb8 2.Nxb8 Bxa4 3.Na6 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 Bf1 7.g3 f6+ 8.Kd5 Bg2+ 9.Kc5 Bxh3 10.Nc6+ Ke6 11.f3 h5 12.Nd4+ Kd7 13.Kd5 Bf1 14.Ne6 Bc4+ 15.Kxc4 Kxe6 16.Kd4
-/+ (-1.25) Depth: 21 00:00:01 7110kN
1...Nb8 2.Nxb8 Bxa4 3.Na6 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 Bf1 7.g3 f6+ 8.Kd5 Bg2+ 9.Kc5 Bxh3 10.Nc6+ Ke6 11.f3 h5 12.Nd4+ Kd7 13.Kd5 Bf1 14.Ne6 Bc4+ 15.Kxc4 Kxe6 16.Kd4 Kd6 17.Ke4 Kc5
-/+ (-1.33 !) Depth: 22 00:00:01 8003kN
1...Nb8 2.Nxb8 Bxa4 3.Nd7 g5+ 4.Ke3 Nc6 5.b8Q Nxb8 6.Nxb8 Bb5 7.Kd4 Kd6 8.g3 Bf1 9.h4 gxh4 10.gxh4 Kc7
-+ (-1.41 !) Depth: 22 00:00:01 8398kN
1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 Bf1 7.g3 f6+ 8.Kd5 Bg2+ 9.Kc5 Bxh3 10.Nc6+ Ke6 11.f3 h5 12.Nd4+ Kd7 13.Kd5 Bf1 14.Ne6 Be2 15.Nd4 Ba6 16.Kc5 Bb7 17.Kc4 g5
-+ (-1.45) Depth: 22 00:00:01 9817kN
1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 Bf1 7.g3 f6+ 8.Kd5 Bg2+ 9.Kc5 Bxh3 10.Nc6+ Ke6 11.f3 h5 12.Nd4+ Kd7 13.f4 g6 14.Nf3 Bg4 15.Nd2 Ke6 16.Kd4 Bd1 17.Ne4 Bf3 18.Ke3 Bg2 19.Kd4
-+ (-1.49) Depth: 23 00:00:02 12482kN
1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 f6+ 7.Kd5 Bf1 8.Nc6+ Kd7 9.Nb8+ Kc7
-+ (-1.65 !) Depth: 24 00:00:02 18770kN
1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 f6+ 7.Kd5 Bf1 8.g3 Bg2+ 9.Kc5 Bxh3 10.Nc6+ Ke6 11.f3 h5 12.Nd4+ Kd7 13.f4 g6 14.Nf3 Bg4 15.Nd2 Ke6 16.Kd4 Bd1 17.Ne4 Bf3 18.Ke3 Bg2 19.Kd4 g5 20.fxg5 Bxe4 21.Kxe4 fxg5 22.Kd3 Ke5
-+ (-1.49) Depth: 24 00:00:03 19587kN
1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 f6+ 7.Kd5 Bf1 8.g3 Bg2+ 9.Kc5 Bxh3 10.Nc6+ Ke6 11.f3 h5 12.Nd4+ Kd7 13.f4 g6 14.Nf3 Bg4 15.Nd2 Ke6 16.Kd4 Bd1 17.Ne4 Bf3 18.Ke3 Bg2 19.Kd4 h4
-+ (-1.57 !) Depth: 25 00:00:03 22217kN
1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 f6+ 7.Kd5 Bf1 8.g3 Bg2+ 9.Kc5 Bxh3 10.Nc6+ Ke6 11.f3 h5 12.Nd4+ Kd7 13.f4 g6 14.Nf3 Bg4 15.Nd2 Ke6 16.Kd4 Bd1 17.Ne4 Bf3 18.Ke3 Bg2 19.Kd4 Kf5 20.Nd6+ Kg4 21.f5 gxf5
-+ (-1.57) Depth: 25 00:00:03 22633kN
1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 f6+ 7.Kd5 Bf1 8.g3 Bg2+ 9.Kc5 Bxh3 10.Nc6+ Ke6 11.f3 h5 12.Nd4+ Kd7 13.f4 g6 14.Nf3 Bg4 15.Nd2 Ke6 16.Kd4 Bd1 17.Ne4 Bf3 18.Ke3 Bg2 19.Kd4 Kf5 20.Nd6+ Kg4 21.f5 gxf5
-+ (-1.65 !) Depth: 26 00:00:03 25666kN
1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 f6+ 7.Kd5 Bf1 8.g3 Bg2+ 9.Kd4 Bxh3 10.Nc6+ Kd6 11.Na5 Bg2 12.Nc4+ Ke6 13.f4 Bf3 14.Nd2 Bc6 15.Kc5 Bg2 16.Nc4 Bf3 17.Ne3 h5 18.Nc2 Be4 19.Nd4+ Kd7 20.f5 Ke7 21.Nc6+ Ke8 22.Nd4 Kd7 23.Ne6 g5 24.fxg6 Kxe6 25.g7 Bh7
-+ (-1.65) Depth: 26 00:00:04 27579kN
1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 f6+ 7.Kd5 Bf1 8.g3 Bg2+ 9.Kc5 Bxh3 10.Nc6+ Ke6 11.f3 h5 12.Nd4+ Ke7 13.f4 g5 14.fxg5 fxg5 15.Nf3 Kf6 16.Kd4 Bg2 17.Ke3 Bh1 18.Kf2 Kf5 19.Nd4+ Kg4 20.Nc2 Be4 21.Ne3+ Kh3
-+ (-1.73) Depth: 27 00:00:04 35281kN
1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 f6+ 7.Kd5 Bf1 8.g3 Bg2+ 9.Kc5 Bxh3 10.Nc6+ Ke6 11.f3 h5 12.Nd4+ Ke7 13.f4 g5 14.fxg5 fxg5 15.Nf3 Kf6 16.Kd4 Bg2 17.Ke3 Bh1 18.Kf2 Kf5 19.Nd4+ Kg4 20.Nc2 h4 21.Ne3+ Kh5
-+ (-1.85 !) Depth: 28 00:00:07 54574kN
1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 f6+ 7.Kd5 Bf1 8.g3 Bg2+ 9.Kd4 Bxh3 10.Nc6+ Kd6 11.Nb4 h5 12.f4 Ke6 13.Nc2 Bf5 14.Ne1 Bg4 15.Ke4 g6 16.Ke3 Bd1 17.Nd3 Kf5 18.Kd4 Bf3 19.Ke3 Bd5 20.Kd4 Bg2 21.Nb4 Kg4
-+ (-1.85) Depth: 28 00:00:07 58600kN
1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 f6+ 7.Kd5 Bf1 8.g3 Bg2+ 9.Kd4 Bxh3 10.Nc6+ Kd6 11.Nb4 h5 12.f4 g5 13.Nd5 Ke6 14.Nc7+ Kf5 15.fxg5 fxg5 16.Nd5 h4 17.gxh4 gxh4
-+ (-2.02 !) Depth: 29 00:00:09 80012kN
1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 f6+ 7.Kd5 Bf1 8.g3 Bg2+ 9.Kd4 Bxh3 10.Nc6+ Kd6 11.Na5 h5 12.Nc4+ Ke6 13.Ne3 g5 14.Ke4 h4 15.Kf3 Ke5 16.Ng4+ Bxg4+ 17.Kxg4 f5+ 18.Kh3 hxg3 19.Kxg3 Ke4 20.Kg2 Kf4 21.Kg1 g4 22.Kg2 Ke5 23.Kg3 Ke4
-+ (-2.14) Depth: 29 00:00:10 89179kN
1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 f6+ 7.Kd5 Bf1 8.g3 Bg2+ 9.Kd4 Bxh3 10.Nc6+ Kd6 11.Na5 h5 12.Nc4+ Ke6 13.Ne3 g5 14.Ke4 h4 15.gxh4 gxh4 16.Kf4 Kf7 17.Ng4 Kg6 18.f3 Kf7 19.Kf5 Ke7 20.Kf4 Ke6 21.Ne3 Kf7 22.Ng4 Kg6 23.Ke3 Bxg4 24.fxg4 h3
-+ (-2.26) Depth: 30 00:00:13 115mN
1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 f6+ 7.Kd5 Bf1 8.g3 Bg2+ 9.Kd4 Bxh3 10.Nc6+ Kd6 11.Na5 h5 12.Nc4+ Ke6 13.f4 g5 14.fxg5 fxg5 15.Ke3 Bg2 16.Nd2 Kf5 17.Kf2 Bc6 18.Nc4 Ke6 19.Nd2 Bd5 20.Nf3 Kf5 21.Nd2 Ke5 22.Nf3+ Kf5
-+ (-1.97 --) Depth: 31 00:00:16 145mN
1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 f6+ 7.Kd5 Bf1 8.g3 Bg2+ 9.Kd4 Bxh3 10.Nc6+ Kd6 11.Na5 h5 12.Nc4+ Ke6 13.f4 g5 14.fxg5 fxg5 15.Ke3 Bg2 16.Nd2 Kf5 17.Kf2 Bc6 18.Nc4 Ke6 19.Nd2 Bd5 20.Ke3 Ke5 21.Nf3+ Kf6 22.Ke2 Kg6 23.Ke3 Kf5 24.Kf2 Kf6 25.Nd4 h4 26.gxh4 gxh4 27.Nf3 h3 28.Kg3 Be6 29.Nd4
-+ (-2.06) Depth: 31 00:00:18 154mN
1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 f6+ 7.Kd5 Bf1 8.g3 Bg2+ 9.Kd4 Bxh3 10.Nc6+ Kd6 11.Nb4 h5 12.f4 Bc8 13.Ke3 g5 14.Nd3 Ke6 15.Ke2 Kf5 16.fxg5 fxg5 17.Nc5 Ke5 18.Nd3+ Kf6
-+ (-2.10) Depth: 32 00:00:21 189mN
1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 f6+ 7.Kd5 Bf1 8.g3 Bg2+ 9.Kd4 Bxh3 10.Nc6+ Kd6 11.Nb4 h5 12.f4 Bc8 13.Ke3 Be6 14.Nd3 Kd5 15.Ne1 Bg4 16.Nd3 Bd7 17.Nb4+ Ke6 18.Nd3 Kf5 19.Kf2 Be6
-+ (-1.93 --) Depth: 33 00:00:23 210mN
1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 f6+ 7.Kd5 Bf1 8.g3 Bg2+ 9.Kd4 Bxh3 10.Nc6+ Kd6 11.Nb4 h5 12.f4 Bc8 13.Ke3 g5 14.fxg5 fxg5 15.Nc2 Ke5 16.Nd4 Bb7 17.Nf3+ Kf5 18.Nd4+ Kg4 19.Kf2 Be4 20.Ke3 Bd5 21.Kf2 Bf7 22.Nf3 Kf5 23.Ke2 Bc4+ 24.Ke3 Ba6 25.Kd4 Bb7 26.Ke3
-+ (-1.93) Depth: 33 00:00:26 234mN
1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 f6+ 7.Kd5 Bf1 8.g3 Bg2+ 9.Kd4 Bxh3 10.Nc6+ Kd6 11.Nb4 h5 12.f4 Bc8 13.Ke3 g5 14.fxg5 fxg5 15.Nc2 Ke5 16.Nd4 Bb7 17.Nf3+ Kf5 18.Nd4+ Kg4 19.Kf2 Be4 20.Ke3 Bd5 21.Kf2 Bf7 22.Nf3 Kf5 23.Ke2 Bc4+ 24.Ke3 Ba2 25.Ke2 Bc4+
-+ (-1.93) Depth: 34 00:00:31 279mN
1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 f6+ 7.Kd5 Bf1 8.g3 Bg2+ 9.Kd4 Bxh3 10.Nc6+ Kd6 11.Nb4 h5 12.f4 Bc8 13.Ke3 g5 14.fxg5 fxg5 15.Nc2 Ke5 16.Nd4 Bb7 17.Nf3+ Kf5 18.Nd4+ Kg4 19.Kf2 Be4 20.Ke3 Bd5 21.Kf2 h4 22.gxh4 gxh4 23.Kg1 Kh3 24.Kf2 Be4 25.Ke3
-+ (-1.93) Depth: 35 00:00:38 351mN
1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 f6+ 7.Kd5 Bf1 8.g3 Bxh3 9.Nc6+ Kf7 10.Nd4 g5 11.Ke4 Kg6 12.Ke3 h5 13.f4 Bg4 14.Nc6 h4 15.fxg5 h3 16.gxf6 h2 17.Ne5+ Kh7 18.f7 Kg7 19.f8B+ Kxf8
-+ (-2.02 !) Depth: 36 00:01:00 565mN
1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 f6+ 7.Kd5 Bf1 8.g3 Bxh3 9.Nc6+ Kf7 10.Nd4 g5 11.Ke4 Kg6 12.Ke3 h5 13.f4 Bg4 14.fxg5 fxg5 15.Kf2 Kf6 16.Ke3 Ke5 17.Nc6+ Ke6 18.Nd8+ Kf5 19.Nf7 Kf6 20.Nd6 Bd7 21.Ne4+ Kf5 22.Nd6+ Kg4 23.Kf2 Be6 24.Ne4 Kf5 25.Ke3 Bd5 26.Nc5 h4 27.Kd4 hxg3
-+ (-2.02) Depth: 36 00:01:01 574mN
1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 f6+ 7.Kd5 Bf1 8.g3 Bg2+ 9.Kd4 Bxh3 10.Nc6+ Kd6 11.Nb4 h5 12.f4 Bc8 13.Ke3 g5 14.fxg5 fxg5 15.Nc2 Ke5 16.Nd4 Bb7 17.Nf3+ Kf6 18.Nd4 h4 19.gxh4 gxh4 20.Kf2 Bd5 21.Nf3 h3 22.Kg3 Be6 23.Nd4
-+ (-1.93 --) Depth: 37 00:01:12 673mN
1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 f6+ 7.Kd5 Bf1 8.g3 Bg2+ 9.Kd4 Bxh3 10.Nc6+ Kd6 11.Nb4 g5 12.Ke3 Bg2 13.f3 h5 14.f4 Kd7 15.fxg5 fxg5 16.Kf2 Bb7 17.Nc2 Kd6 18.Nd4 Ke5 19.Nf3+ Kf5 20.Nd4+ Kf6 21.Ke3 Ke5 22.Nf3+ Bxf3 23.Kxf3 Kd4 24.Ke2 Ke4 25.Kf2 Kd3 26.Kf3 Kd2 27.Kf2
-+ (-1.93) Depth: 37 00:01:56 1055mN
1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 f6+ 7.Kd5 Bf1 8.g3 Bg2+ 9.Kd4 Bxh3 10.Nc6+ Kd6 11.Nb4 g5 12.Ke3 h5 13.Nc2 Ke5 14.Nd4 Bg2 15.Nf3+ Kf5 16.Nd4+ Kg4 17.Ne6 h4
-+ (-2.06 !) Depth: 38 00:02:10 1187mN
1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 f6+ 7.Kd5 Bf1 8.g3 Bg2+ 9.Kd4 Bxh3 10.Nc6+ Kd6 11.Nb4 g5 12.Ke3 h5 13.f4 Bg2 14.fxg5 fxg5 15.Nd3 Ke6 16.Ne1 Bf1 17.Kf2 Bc4 18.Nf3 Kf6 19.Ke3 Be6 20.Ne1 Bh3 21.Kd4 Bf1 22.Ke4 Bc4 23.Nd3 h4
-+ (-2.06) Depth: 38 00:02:12 1204mN
1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 f6+ 7.Kd5 Bf1 8.g3 Bg2+ 9.Kd4 Bxh3 10.Nc6+ Kd6 11.Nb4 g5 12.Ke3 h5 13.f4 Bg2 14.fxg5 fxg5 15.Nd3 Ke6
-+ (-2.18) Depth: 39 00:02:54 1577mN
1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 f6+ 7.Kd5 Bf1 8.g3 Bg2+ 9.Kd4 Bxh3 10.Nc6+ Kd6 11.Nb4 g5 12.Ke3 Bf5 13.f4
-+ (-1.97 --) Depth: 40 00:04:07 2221mN
1...Nb8 2.Nxb8 Bxa4 3.Nd7 Nc6 4.b8Q Nxb8 5.Nxb8 Bb5 6.Ke5 f6+ 7.Kd5 Bf1 8.g3 Bg2+ 9.Kd4 Bxh3 10.Na6 h5 11.Nc7 Bc8 12.f4 Kd7 13.Nb5 Ba6 14.Na3 Ke6 15.Nc2 g5 16.fxg5 fxg5 17.Ke4 Bb7+ 18.Ke3 Kd6 19.Nd4 Ke5 20.Ne2 Kf6 21.Nd4 Ke5
-+ (-1.93) Depth: 40 00:05:41 3083mN
1...Ne6+ 2.Ke3 Ned8 3.Bxc6 Nxc6 4.Ke4 Kd6 5.f4 Bd7 6.f5 g6 7.fxg6 fxg6 8.h4 Be6 9.b8Q+ Nxb8 10.Nxb8 Bd5+ 11.Ke3 Bc4 12.Ke4 Kc7 13.h5 gxh5 14.Kd4 Bf1
-+ (-2.38 !) Depth: 40 00:06:46 3654mN
1...Ne6+ 2.Ke3 Ned8 3.Bxc6 Nxc6 4.Ke4 Kd6 5.f4 Bd7 6.f5 g6 7.g4 gxf5+ 8.gxf5 f6 9.Kf4 h5 10.Kg3 Bxf5 11.Kh4 Bg6 12.b8Q+ Nxb8 13.Nxb8 Bf7 14.Na6 Kd5 15.Kg3 Ke4 16.Kf2 Bc4 17.Nc5+ Kf4 18.Nd7 f5 19.Nf6 Kg5 20.Nh7+ Kh4 21.Kf3 Kxh3 22.Ng5+ Kh2 23.Kf4 Bd5 24.Kxf5 Kg3
-+ (-2.34) Depth: 40 00:06:59 3773mN
1...Ne6+ 2.Ke3 Ned8 3.Bxc6 Nxc6 4.Ke4 Kd6 5.f4 Bd7 6.f5 g6 7.g4 gxf5+ 8.gxf5 f6 9.Kf4 h5 10.Kg3 Bxf5 11.Kh4 Bg6 12.b8Q+ Nxb8 13.Nxb8 Bf7 14.Na6 Kd5 15.Kg3 Ke4 16.Kf2 Bc4 17.Nc5+ Kf4 18.Nd7 f5 19.Nf6 Kg5 20.Nh7+ Kh4 21.Nf6 Bf7 22.Kg2 Kg5 23.Nh7+ Kf4 24.Kf2 Ke5
-+ (-2.42) Depth: 41 00:08:12 4431mN
1...Ne6+ 2.Ke3 Ned8 3.Bxc6 Nxc6 4.Ke4 Kd6 5.f4 Bd7 6.f5 g6 7.g4 gxf5+ 8.gxf5 f6 9.Kf4 h5 10.Kg3 Bxf5 11.Kh4 Bg6 12.b8Q+ Nxb8 13.Nxb8 Bf7 14.Na6 Kd5 15.Kg3 Ke4 16.Kf2 Bc4 17.Nc5+ Kf4 18.Nd7 f5 19.Nf6 Kg5 20.Nh7+ Kh4 21.Nf6 Bf7 22.Kg2 Kg5 23.Nd7 f4 24.Nc5 Bd5+
-+ (-2.54) Depth: 42 00:16:57 8914mN
1...Ne6+ 2.Ke3 Ned8 3.Bxc6 Nxc6
-+ (-2.70 !) Depth: 43 00:36:15 18708mN
1...Ne6+ 2.Kg4 Ned8 3.Bxc6 Nxc6 4.f4 g6 5.f5 Kd6 6.fxg6 fxg6 7.h4
-+ (-2.86 !) Depth: 43 01:01:53 31938mN
1...Ne6+ 2.Kg4 Ned8 3.Bxc6 Nxc6 4.f4 Kd6 5.Kh5 f6+ 6.Kh4 g6
-+ (-3.19 !) Depth: 43 01:08:50 35596mN