Test position: Robson vs Vocaturo

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yanquis1972
Posts: 1766
Joined: Wed Jun 03, 2009 12:14 am

Test position: Robson vs Vocaturo

Post by yanquis1972 »

from corus today, robson finds himself on the wrong end of a devastating king attack.

[d]2r2rk1/1b2bp1p/pq2p1p1/1p1pP3/n1nN1P2/P1P5/1P2QNPP/1BB1RRK1 w - -

f5!!

Engine: IvanHoe v70 x64 4T 128 (4 MB)
by Yakov Petrovich Golyadkin, Igor Igorovi

15.01 0:01 -0.08 1.Rd1 Nxa3 2.bxa3 Nxc3 3.Qe3 Rc4
4.Bb2 Nxd1 5.Rxd1 h5 6.Ba2 Rc7 7.Qg3 Bc5
8.Qe3 Rfc8 9.Nd3 Bf8 10.Nb4 h4 (9.075.073) 6062

15.40 0:01 -0.08 1.Rd1 Nxa3 2.bxa3 Nxc3 3.Qe3 Rc4
4.Bb2 Nxd1 5.Rxd1 h5 6.Ba2 Rc7 7.Qg3 Bc5
8.Qe3 Rfc8 9.Nd3 Bf8 10.Nb4 h4 (9.464.625) 6009

16.01 0:02 -0.05 1.Rd1 Nxa3 2.bxa3 Nxc3 3.Qe3 Rc4
4.Bb2 Nxd1 5.Rxd1 h5 6.Ba2 Rc7 7.Qg3 Bc5
8.Nh3 Rfc8 9.Ng5 Bf8 10.Qe3 h4 (16.792.234) 6370

16.40 0:02 -0.05 1.Rd1 Nxa3 2.bxa3 Nxc3 3.Qe3 Rc4
4.Bb2 Nxd1 5.Rxd1 h5 6.Ba2 Rc7 7.Qg3 Bc5
8.Nh3 Rfc8 9.Ng5 Bf8 10.Qe3 h4 (17.465.089) 6325

17.01 0:04 -0.06 1.Rd1 Nxa3 2.bxa3 Nxc3 3.Qd3 Rc4
4.Bb2 Nxd1 5.Rxd1 h5 6.Ba2 Rc7 7.Qg3 Kh7
8.Qe3 Rfc8 9.Nh3 Kg8 10.Ng5 a5
11.Bb3 h4 12.Bc2 Bxg5 13.fxg5 b4
14.axb4 (28.367.135) 6589

17.40 0:04 -0.06 1.Rd1 Nxa3 2.bxa3 Nxc3 3.Qd3 Rc4
4.Bb2 Nxd1 5.Rxd1 h5 6.Ba2 Rc7 7.Qg3 Kh7
8.Qe3 Rfc8 9.Nh3 Kg8 10.Ng5 a5
11.Bb3 h4 12.Bc2 Bxg5 13.fxg5 b4
14.axb4 (30.112.199) 6543

18.40 0:05 -0.14-- 1.Rd1 Nxa3 2.bxa3 Nxc3 3.Qd3 Rc4
4.Bb2 Nxd1 5.Rxd1 h5 6.Ba2 Rc7 7.Qg3 Kh7
8.Qe3 Rfc8 9.Nh3 Kg8 10.Ng5 h4
11.Bb3 a5 12.Bc2 Bxg5 13.fxg5 b4
14.axb4 (37.454.141) 6472

18.40 0:10 -0.22-- 1.Rd1 Rfe8 (69.163.060) 6727

18.01 0:11 -0.31 1.Rd1 a5 2.Qc2 Nxa3 3.bxa3 Nxc3
4.Rd3 b4 5.axb4 axb4 6.Be3 Nxb1
7.Qxb1 Ba6 8.Nf5 Qb7 9.Nxe7+ Qxe7
10.Bd2 Bxd3 11.Nxd3 Qa7+ 12.Kh1 Rc4
13.Bxb4 Rb8 14.Qe1 (77.042.697) 6756

18.06 0:27 +0.02++ 1.f5 exf5 2.Nxf5 gxf5 3.Bxf5 Rc6
4.e6 fxe6 5.Bxh7+ Kxh7 6.Qh5+ Kg8
7.Qg6+ Kh8 8.Qh5+ Kg8 (188.065.139) 6826

18.01 0:34 0.00 1.f5 exf5 2.Nxf5 Rce8 3.Nh6+ Kh8
4.Qc2 d4 5.cxd4 Rc8 6.Qe2 Qxd4 7.Qd3 Qxd3
8.Nxd3 Kg7 9.Ng4 Rfd8 10.Rf2 Nc5
11.Nh6 Rf8 12.Ng4 Rfd8 (233.781.429) 6762

18.40 0:34 0.00 1.f5 exf5 2.Nxf5 Rce8 3.Nh6+ Kh8
4.Qc2 d4 5.cxd4 Rc8 6.Qe2 Qxd4 7.Qd3 Qxd3
8.Nxd3 Kg7 9.Ng4 Rfd8 10.Rf2 Nc5
11.Nh6 Rf8 12.Ng4 Rfd8 (233.882.871) 6759

19.01 0:44 +0.08++ 1.f5 exf5 2.Nxf5 Rce8 3.Nh6+ Kh8
4.Qf3 d4 5.Nxf7+ Kg8 6.Nh6+ Kh8
7.Nf7+ (302.029.083) 6850

19.01 1:02 +0.16++ 1.f5 exf5 2.Nxf5 Rce8 3.Nh6+ Kh8
4.Qc2 d4 5.cxd4 Rc8 6.Qe2 Qxd4 7.Qg4 Qxg4
8.Nfxg4 Bc5+ 9.Kh1 f5 10.exf6 Naxb2
11.Bxb2 Nxb2 12.Ba2 Nc4 13.Bxc4 bxc4
14.Ne5 (434.354.746) 7002

19.01 1:24 +0.28++ 1.f5 exf5 2.Nxf5 Rce8 3.Nh6+ Kh8
4.Qc2 d4 5.cxd4 Rc8 6.Qe2 Qxd4 7.Qg4 Qxg4
8.Nfxg4 Bc5+ 9.Kh1 f5 10.exf6 Naxb2
11.Bxb2 Nxb2 12.Ne5 Bd5 13.Nd7 Bxa3
14.Nxf8 (594.089.974) 7015

19.01 1:42 +0.22 1.f5 exf5 2.Nxf5 gxf5 3.Bxf5 Rc6
4.Qg4+ Rg6 5.Bxg6 hxg6 6.b3 Nxc3
7.bxc4 Bc5 8.cxb5 Ne4 9.Qe2 Nxf2
10.Rxf2 Bxf2+ 11.Qxf2 Qxf2+ 12.Kxf2 axb5
13.Bd2 Re8 14.Rb1 (722.301.652) 7017

19.40 1:43 +0.22 1.f5 exf5 2.Nxf5 gxf5 3.Bxf5 Rc6
4.Qg4+ Rg6 5.Bxg6 hxg6 6.b3 Nxc3
7.bxc4 Bc5 8.cxb5 Ne4 9.Qe2 Nxf2
10.Rxf2 Bxf2+ 11.Qxf2 Qxf2+ 12.Kxf2 axb5
13.Bd2 Re8 14.Rb1 (723.816.261) 7011

20.01 2:12 +0.30++ 1.f5 exf5 2.Nxf5 gxf5 3.Bxf5 Rc6
4.Qg4+ Kh8 5.Qh3 Rg6 6.b3 Rfg8
7.Bxg6 Qxg6 8.bxa4 d4 9.g3 dxc3
10.Qd7 Qc6 11.Qxc6 Bxc6 12.axb5 axb5
13.Ne4 Kg7 14.Rf5 (937.182.806) 7069

20.01 2:15 +0.20 1.f5 exf5 2.Nxf5 gxf5 3.Bxf5 Rc6
4.Qg4+ Rg6 5.Bxg6 hxg6 6.b3 Nxc3
7.bxc4 Bc5 8.Bh6 Re8 9.Qf3 Ne4
10.Be3 Bxe3 11.Qxe3 Qxe3 12.Rxe3 bxc4
13.Nxe4 dxe4 14.Rc3 (951.920.311) 7044

20.40 2:15 +0.20 1.f5 exf5 2.Nxf5 gxf5 3.Bxf5 Rc6
4.Qg4+ Rg6 5.Bxg6 hxg6 6.b3 Nxc3
7.bxc4 Bc5 8.Bh6 Re8 9.Qf3 Ne4
10.Be3 Bxe3 11.Qxe3 Qxe3 12.Rxe3 bxc4
13.Nxe4 dxe4 14.Rc3 (955.330.217) 7039

21.01 2:42 +0.28++ 1.f5 exf5 2.Nxf5 gxf5 3.Bxf5 Rc6
4.Qg4+ Rg6 5.Bxg6 hxg6 6.b3 Nxc3
7.bxc4 Bc5 8.cxb5 axb5 9.Qf4 (1.155.245.017) 7101

21.01 3:56 +0.31 1.f5 exf5 2.Nxf5 Rc7 3.Qg4 Bc8 4.b3 Bxa3
5.bxc4 Bxc1 6.Rxc1 Bxf5 7.Bxf5 Rxc4
8.Qg3 Qc5 9.Bd3 Rxc3 10.Qf4 a5
11.Kh1 h5 12.g4 h4 13.g5 Qb4 14.Qxb4 (1.682.054.215) 7122

21.40 3:57 +0.31 1.f5 exf5 2.Nxf5 Rc7 3.Qg4 Bc8 4.b3 Bxa3
5.bxc4 Bxc1 6.Rxc1 Bxf5 7.Bxf5 Rxc4
8.Qg3 Qc5 9.Bd3 Rxc3 10.Qf4 a5
11.Kh1 h5 12.g4 h4 13.g5 Qb4 14.Qxb4 (1.688.565.012) 7117

22.40 4:13 +0.23-- 1.f5 exf5 2.Nxf5 Rc7 3.Qg4 Bc8 4.b3 Bxa3
5.bxc4 Bxc1 6.Rxc1 Bxf5 7.Bxf5 Rxc4
8.Qg3 Qc5 9.e6 Nxc3 10.Rce1 Qc7
11.exf7+ Kxf7 12.Be6+ Kg7 13.Qe3 Qc5
14.Qg5 (1.799.148.402) 7094

22.01 6:48 +0.39++ 1.f5 exf5 2.Nxf5 gxf5 3.Bxf5 Rc6
4.Qg4+ Rg6 5.Bxg6 hxg6 6.b3 Nxc3
7.bxc4 Bc5 8.cxd5 Bxd5 9.Bd2 f5 (2.951.294.644) 7233

22.01 9:34 +0.41 1.f5 exf5 2.Nxf5 Rc7 3.Qg4 Bc8 4.b3 Bxa3
5.bxc4 Bxf5 6.Bxf5 Bxc1 7.Rxc1 Rxc4
8.Qg3 Qc5 9.Kh1 Rxc3 10.Rxc3 Qxc3
11.Nd3 Qc7 12.Rc1 Qe7 13.Bh3 (4.171.217.887) 7256

22.40 9:35 +0.41 1.f5 exf5 2.Nxf5 Rc7 3.Qg4 Bc8 4.b3 Bxa3
5.bxc4 Bxf5 6.Bxf5 Bxc1 7.Rxc1 Rxc4
8.Qg3 Qc5 9.Kh1 Rxc3 10.Rxc3 Qxc3
11.Nd3 Qc7 12.Rc1 Qe7 13.Bh3 (4.172.694.168) 7255

22.01 10:01 +0.41 1.f5 exf5 2.Nxf5 Rc7 3.Qg4 Bc8 4.b3 Bxa3
5.bxc4 Bxf5 (4.343.404.721) 7226

best move: f4-f5 time: 10:01.056 min n/s: 7.226.000 nodes: 4.343.404.721


apparently forgot to edit the hash in the shredder GUI, at any rate, i am quite sure it is the correct move.
User avatar
David Dahlem
Posts: 900
Joined: Wed Mar 08, 2006 9:06 pm

Re: Test position: Robson vs Vocaturo

Post by David Dahlem »

Is IvanHoe v70 a new version? Is a 32-bit version available somewhere?

Thanks
Dave
yanquis1972
Posts: 1766
Joined: Wed Jun 03, 2009 12:14 am

Re: Test position: Robson vs Vocaturo

Post by yanquis1972 »

yes, it's the latest, though i believe its intended change is merely support of robbobases. could be wrong as i am just now giving it a spin.

http://rapidshare.de/files/49043480/Ive ... 2.zip.html
kgburcham
Posts: 2016
Joined: Sun Feb 17, 2008 4:19 pm

Re: Test position: Robson vs Vocaturo

Post by kgburcham »

[d] 2r2rk1/1b2bp1p/pq2p1p1/1p1pP3/n1nN1P2/P1P5/1P2QNPP/1BB1RRK1 w - - 0 1

Rybka 3:

1.f5
= (-0.08 !) Depth: 13 00:00:13 2890kN
1.f5 exf5 2.Nxf5[] gxf5 3.Bxf5 Rc6 4.e6 fxe6 5.Bxh7+ Kxh7 6.Qh5+[] Kg8 7.Qg6+ Kh8 8.Qh6+ Kg8 9.Qg6+[] Kh8 10.Qh6+ Kg8 11.Qg6+[] Kh8 12.Qh6+ Kg8 13.Qg6+[] Kh8 14.Qh6+ Kg8 15.Qg6+[] Kh8 16.Qh6+
= (0.00) Depth: 13 00:00:16 3512kN
1.f5 exf5 2.Nxf5 gxf5 3.Bxf5 Rc6 4.e6 fxe6 5.Bxh7+ Kxh7 6.Qh5+[] Kg8 7.Qg6+ Kh8 8.Qh6+ Kg8 9.Qg6+[] Kh8 10.Qh6+ Kg8 11.Qg6+[] Kh8 12.Qh6+ Kg8 13.Qg6+[] Kh8 14.Qh6+ Kg8 15.Qg6+[] Kh8 16.Qh6+
= (0.00) Depth: 14 00:00:20 4688kN
1.f5 exf5 2.Nxf5 Rce8 3.Nh6+ Kh8 4.Qc2 d4 5.cxd4 Rc8 6.Qe2 Qxd4 7.e6 f5 8.Nf7+ Kg8 9.Nh6+ Kh8 10.Nf7+ Kg8 11.Nh6+ Kh8 12.Nf7+ Kg8 13.Nh6+ Kh8 14.Nf7+ Kg8 15.Nh6+ Kh8 16.Nf7+
= (0.00) Depth: 15 00:00:45 10843kN
1.f5 exf5 2.Nxf5 Rce8 3.Nd4 Bd6 4.e6 fxe6 5.Ng4 e5 6.Nf6+ Rxf6 7.Rxf6 Qd8 8.Rff1 Qd7 9.Ba2 Nc5
= (0.11) Depth: 16 00:01:32 23121kN
1.f5 exf5 2.Nxf5[] gxf5 3.Bxf5 Rc6 4.Qg4+ Rg6 5.Bxg6 hxg6 6.b3 Nxc3 7.bxc4 Bc5 8.cxb5 Ne4 9.Qf4 Bxf2+ 10.Rxf2 axb5 11.Ref1 Nxf2 12.Rxf2 Bc8 13.Be3 Qc6 14.Rf1 Bf5 15.Rc1
= (0.23) Depth: 17 00:03:08 45505kN
User avatar
David Dahlem
Posts: 900
Joined: Wed Mar 08, 2006 9:06 pm

Re: Test position: Robson vs Vocaturo

Post by David Dahlem »

Thanks John
zullil
Posts: 6442
Joined: Tue Jan 09, 2007 12:31 am
Location: PA USA
Full name: Louis Zulli

Re: Test position: Robson vs Vocaturo

Post by zullil »

yanquis1972 wrote:
[d]2r2rk1/1b2bp1p/pq2p1p1/1p1pP3/n1nN1P2/P1P5/1P2QNPP/1BB1RRK1 w - -
Stockfish-1.6.2 (8 threads):

Code: Select all

Searching: 2r2rk1/1b2bp1p/pq2p1p1/1p1pP3/n1nN1P2/P1P5/1P2QNPP/1BB1RRK1 w - -
infinite: 1 ponder: 0 time: 0 increment: 0 moves to go: 0
 2     -0.08   00:00      408 Ng4 Nc5 Nh6+ Kh8 
 3     -0.08   00:00      726 Ng4 Nc5 Nh6+ Kh8 
 4     +0.08   00:00     1586 Ng4 Nc5 Nh6+ Kh8 Qg4 
 5     -0.24   00:00     2667 Ng4 Nc5 Nh6+ Kh8 Be3 Ne4 
 6     -0.36   00:00     5712 Ng4 Nc5 Nh6+ Kh8 Be3 Ne4 Bd3 Nxe3 Qxe3 
 7     -0.77   00:00    71797 Ng4 Nxa3 Nh6+ Kh8 Bd3 Nc4 Rf2 Nc5 
 8     -0.40   00:00   213845 Ng4 Qa7 Nh6+ Kh8 Qf2 Nc5 Be3 Nxe3 Qxe3 Ne4 
 9     -0.28   00:00   454996 Ng4 Nc5 Be3 Kh8 Rd1 h5 Nh6 Kh7 f5 Nxe3 Qxe3 gxf5 
10     -0.32   00:00   572190 Ng4 Nxa3 Be3 Nc4 Nf5 Bc5 Ne7+ Kh8 Nxc8 Rxc8 Bf2 
                              Bxf2+ Rxf2 Naxb2 
11  <  -0.53   00:00   655564 Ng4 Nxa3 Be3 Nc4 Nf5 Bc5 Ne7+ Kh8 Nxc8 Rxc8 Bf2 
                              Bxf2+ Rxf2 Ncxb2 
12     -0.85   00:01    1462k Ng4 Nxa3 Be3 Nc4 Nf5 Bc5 Ne7+ Kh8 Nxc8 Rxc8 Bf2 
                              Bxf2+ Rxf2 Ncxb2 Nf6 Qa5 Rc1 Rxc3 Rxc3 Qxc3 Rf3 
                              Qd4+ Kf1 
12     -0.40   00:01    5885k Rd1 f5 exf6 Bxf6 Nxe6 Naxb2 Rde1 Bxc3 Nxf8 Rxf8 
                              Qe6+ Qxe6 Rxe6 Nxa3 Re7 Bc6 Rc7 a5 Rxc6 Nxb1 f5 
13     -0.16   00:02   10292k Rd1 f5 exf6 Bxf6 Ng4 Nc5 Nxf6+ Rxf6 Qg4 Rcf8 Rfe1 
                              Ne4 Bxe4 dxe4 b3 e5 bxc4 exd4 Rxd4 bxc4 
14     -0.28   00:03   16917k Rd1 Nxa3 bxa3 Nxc3 Qe3 Nxb1 Bb2 Nxa3 Bxa3 b4 Bb2 
                              a5 Rfe1 a4 Nf5 Bc5 Ne7+ Kg7 Nxc8 Bxe3 Nxb6 Bxb6 
14     +0.00   00:04   21944k f5 exf5 Nxf5 gxf5 Bxf5 Rc6 e6 fxe6 Bxh7+ Kxh7 
                              Qh5+ Kg8 Qg6+ Kh8 Qh6+ Kg8 Qg6+ 
15     +0.00   00:05   27853k f5 exf5 Nxf5 gxf5 Bxf5 Rc6 e6 fxe6 Bxh7+ Kxh7 
                              Qh5+ Kg8 Qg6+ Kh8 Qh6+ Kg8 Qg6+ 
16     +0.00   00:05   33085k f5 exf5 Nxf5 gxf5 Bxf5 Rc6 e6 fxe6 Bxh7+ Kxh7 
                              Qh5+ Kg8 Qg6+ Kh8 Qh6+ Kg8 Qg6+ 
17     +0.00   00:08   50406k f5 exf5 Nxf5 gxf5 Bxf5 Rc6 e6 fxe6 Bxh7+ Kxh7 
                              Qh5+ Kg8 Qg6+ Kh8 Qh6+ Kg8 Qg6+ 
18     +0.00   00:12   84424k f5 exf5 Nxf5 gxf5 Bxf5 Rc6 e6 fxe6 Bxh7+ Kxh7 
                              Qh5+ Kg8 Qg6+ Kh8 Qh6+ Kg8 Qg6+ 
19     +0.00   00:24  169699k f5 exf5 Nxf5 gxf5 Bxf5 Rc6 e6 fxe6 Bxh7+ Kxh7 
                              Qh5+ Kg8 Qg6+ Kh8 Qh6+ Kg8 Qg6+ 
20     +0.00   01:02  441930k f5 exf5 Nxf5 gxf5 Bxf5 Rc6 e6 fxe6 Bxh7+ Kxh7 
                              Qh5+ Kg8 Qg6+ Kh8 Qh6+ Kg8 Qg6+ 
21  >  +0.20   02:08  919620k f5 gxf5 Qh5 Ncxb2 Nxf5 
22  >  +1.01   05:31    2397M f5 exf5 Nxf5 gxf5 Bxf5 Rc6 Qg4+ Kh8 Qh3 Rg6 b3 
                              Nxc3 Bxg6 Qxg6 Qxc3 d4 Qg3 Qxg3 hxg3 Nxa3 e6 fxe6 
                              Rxe6 
Nodes: 2453214281
Nodes/second: 7230157
Best move: f5
Ponder move: exf5
User avatar
meschle
Posts: 200
Joined: Tue Apr 01, 2008 11:53 pm

Re: Test position: Robson vs Vocaturo

Post by meschle »

Rybka winfinder 2.2mp finds f5 in 12 secs

FEN: 2r2rk1/1b2bp1p/pq2p1p1/1p1pP3/n1nN1P2/P1P5/1P2QNPP/1BB1RRK1 w - - 0 1

Rybka WinFinder v2.2.mp.x64:
4 00:00 6.216 374.422 -0.16 Nf2g4
5 00:01 13.052 417.664 -0.05 Nf2g4
6 00:01 24.360 519.680 -0.05 Nf2g4 Kg8h8
7 00:01 52.832 491.817 -0.22 Nf2g4 Nc4xa3 Bb1d3
7 00:01 110.852 515.965 -0.16 Re1d1 Nc4xa3 b2xa3
8 00:02 127.468 520.028 -0.11 Re1d1 Nc4xa3 b2xa3 Na4xc3
9 00:02 252.532 486.076 -0.22 Re1d1 h7h5 Qe2c2 Be7c5 f4f5
9 00:02 291.360 489.102 -0.16 Nf2g4 Nc4xa3 Bb1d3 Na3c4 Ng4f6+ Be7xf6 e5xf6
10 00:03 447.544 480.886 -0.16 Nf2g4 Nc4xa3 Bb1d3 Na3c4 Ng4f6+ Be7xf6 e5xf6 Na4c5
11 00:03 859.052 465.679 -0.16 Nf2g4 Nc4xa3 Bc1e3 Na3c4 Nd4f5 Be7c5 Nf5e7+ Kg8h8
11 00:03 1.254.560 467.662 0.00 Re1d1 h7h5 Qe2c2 Nc4a5 Bc1e3 Na5c4 Be3c1 Nc4a5 Bc1e3 Na5c4 Be3c1 Nc4a5 Bc1e3 Na5c4
12 00:04 1.835.724 459.829 0.00 Re1d1 h7h5 Qe2c2 Nc4a5 Bc1e3 Na5c4 Be3c1 Nc4a5 Bc1e3 Na5c4 Be3c1 Nc4a5 Bc1e3 Na5c4
13 00:08 3.589.164 466.468 0.00 Re1d1 h7h5 Qe2c2 Nc4a5 Bc1e3 Na5c4 Be3c1 Nc4a5 Bc1e3 Na5c4 Be3c1 Nc4a5 Bc1e3 Na5c4
13 00:12 3.589.164 466.468 +0.02 f4f5
13 00:12 3.589.164 466.468 0.00 f4f5
13 00:12 5.765.900 474.811 +0.02 f4f5 e6xf5 Nd4xf5 Rc8e8 Nf5h6+ Kg8h8 Qe2c2 d5d4 c3xd4 Re8c8 b2b3 Nc4xe5 Re1xe5
14 00:28 12.042.824 439.638 +0.05 f4f5 e6xf5 Nd4xf5 Rc8e8 Nf5h6+ Kg8h8 Qe2c2 d5d4 c3xd4 Re8c8 Nf2g4 Nc4xe5 Qc2f2 Ne5xg4
15 00:51 21.713.536 432.816 +0.05 f4f5 e6xf5 Nd4xf5 Rc8e8 Nf5h6+ Kg8h8 Qe2c2 d5d4 c3xd4 Re8c8 Nf2g4 Qb6xd4+ Qc2f2 Qd4xf2+
16 02:30 61.806.664 420.674 +0.05 f4f5 e6xf5 Nd4xf5 g6xf5 Bb1xf5 Rc8c6 e5e6 f7xe6 Bf5xh7+ Kg8xh7 Qe2h5+ Kh7g8 Qh5g6+ Kg8h8
Regards Mark

Quad Q6600 3.0 Ghz, Vista 64bit, 4gb Ram
zullil
Posts: 6442
Joined: Tue Jan 09, 2007 12:31 am
Location: PA USA
Full name: Louis Zulli

Re: Test position: Robson vs Vocaturo

Post by zullil »

yanquis1972 wrote: [d]2r2rk1/1b2bp1p/pq2p1p1/1p1pP3/n1nN1P2/P1P5/1P2QNPP/1BB1RRK1 w - -

Code: Select all

Crafty v23.1 (8 cpus)

White(1): setboard 2r2rk1/1b2bp1p/pq2p1p1/1p1pP3/n1nN1P2/P1P5/1P2QNPP/1BB1RRK1 w - -
White(1): st 300
search time set to 300.00.
White(1): display stats
display statistics at end of each search.
White(1): go
              time limit 5:00 (+0.00) (5:00)
              depth   time  score   variation (1)
starting thread 1
starting thread 2
starting thread 3
starting thread 4
starting thread 5
starting thread 6
starting thread 7
                8     0.07     -1   1. Qc2?                    
                8     0.07  -0.99   1. Qc2 Bc5 2. Rd1 Bxd4 3. Rxd4 Ncxb2
                                    4. Bxb2 Qxd4 5. cxd4 Rxc2 6. Bxc2 Nxb2
                8     0.08  -0.69   1. Ng4 Nxa3 2. Bd3 Nc4 3. Nf6+ Bxf6
                                    4. exf6 Nc5 5. Bc2
                8->   0.10  -0.69   1. Ng4 Nxa3 2. Bd3 Nc4 3. Nf6+ Bxf6
                                    4. exf6 Nc5 5. Bc2 (s=4)
                9     0.12  -0.52   1. Ng4 Nxa3 2. Be3 Nc4 3. Nf5 Qc7 4.
                                    Nxe7+ Qxe7 5. Nf6+ Kh8 6. Bc1 (s=3)
                9->   0.13  -0.52   1. Ng4 Nxa3 2. Be3 Nc4 3. Nf5 Qc7 4.
                                    Nxe7+ Qxe7 5. Nf6+ Kh8 6. Bc1
               10     0.14  -0.71   1. Ng4 Nxa3 2. Be3 Nc4 3. Nf5 Qc7 4.
                                    Nxe7+ Qxe7 5. Nf6+ Kh8 6. Bc1 Nc5
               10     0.24  -0.64   1. Nf3 Bc5 2. Bd3 d4 3. Bxc4 bxc4 4.
                                    cxd4 Bxd4 5. Nxd4 Qxd4
               10->   0.24  -0.64   1. Nf3 Bc5 2. Bd3 d4 3. Bxc4 bxc4 4.
                                    cxd4 Bxd4 5. Nxd4 Qxd4
               11     0.28  -0.71   1. Nf3 Bc5 2. Bd3 d4 3. cxd4 Bxd4 4.
                                    Nxd4 Qxd4 5. Bxc4 Rxc4 6. Rd1 <HT>
               11     0.39  -0.65   1. Ng4 Nxa3 2. Be3 Nc4 3. Nf5 Qc7 4.
                                    Nxe7+ Qxe7 5. Nf6+ Kh8 6. Bc1 b4 7.
                                    Rf3 bxc3 8. bxc3
               11     0.43  -0.51   1. Rd1 Nxa3 2. bxa3 Nxc3 3. Qe3 Nxd1
                                    4. Rxd1 Rc4 5. Ng4 Rfc8 6. Nf6+ Kh8
               11->   0.43  -0.51   1. Rd1 Nxa3 2. bxa3 Nxc3 3. Qe3 Nxd1
                                    4. Rxd1 Rc4 5. Ng4 Rfc8 6. Nf6+ Kh8
                                    (s=3)
               12     0.47  -0.71   1. Rd1 Nxa3 2. bxa3 Nxc3 3. Qe3 Nxb1
                                    4. Bb2 Nxa3 5. Bxa3 b4 6. Qb3 a5 (s=2)
               12     0.72  -0.54   1. Nf3 Bc5 2. Bd3 Rfd8 3. Kh1 d4 4.
                                    b4 Be7 5. cxd4 Bxf3 6. Qxf3 Rxd4
               12->   0.82  -0.54   1. Nf3 Bc5 2. Bd3 Rfd8 3. Kh1 d4 4.
                                    b4 Be7 5. cxd4 Bxf3 6. Qxf3 Rxd4
               13     2.31  -0.67   1. Nf3 d4 2. cxd4 Bxf3 3. gxf3 Rfd8
                                    4. Rd1 Bh4 5. Ng4 Rxd4 6. Kh1 Rcd8
                                    7. Nh6+ Kf8 <HT>
               13     2.75  -0.65   1. Ng4 Nxa3 2. Be3 Nc4 3. Nf5 Qc7 4.
                                    Nxe7+ Qxe7 5. Nf6+ Kh8 6. Bc1 b4 7.
                                    Rf3 bxc3 8. bxc3
               13->   2.75  -0.65   1. Ng4 Nxa3 2. Be3 Nc4 3. Nf5 Qc7 4.
                                    Nxe7+ Qxe7 5. Nf6+ Kh8 6. Bc1 b4 7.
                                    Rf3 bxc3 8. bxc3 (s=3)
               14     2.99  -0.70   1. Ng4 Nxa3 2. Be3 Nc4 3. Nf5 Qc7 4.
                                    Nxe7+ Qxe7 5. Nf6+ Kh8 6. Bc1 b4 7.
                                    Qc2 Bc6 8. Rd1 bxc3 9. bxc3 (s=2)
               14     5.80  -0.51   1. Nf3 Rfd8 2. Ba2 Rc7 3. Kh1 d4 4.
                                    Nxd4 Bxa3 5. Nd3 Be7 6. Rd1 a5 7. Qg4
                                    Be4
               14->   5.98  -0.51   1. Nf3 Rfd8 2. Ba2 Rc7 3. Kh1 d4 4.
                                    Nxd4 Bxa3 5. Nd3 Be7 6. Rd1 a5 7. Qg4
                                    Be4
               15     6.42  -0.69   1. Nf3 Rfd8 2. Ba2 a5 3. Bb3 Nc5 4.
                                    Bxc4 dxc4 5. Be3 Rd7 6. Rd1 Rcd8 7.
                                    Ng4 Rd3 8. Nf6+ Kh8 <HT>
               15    11.33  -0.42   1. f5 exf5 2. Nxf5 gxf5 3. Bxf5 Rc6
                                    4. b3 Nxc3 5. Qg4+ Rg6 6. Bxg6 fxg6
                                    7. bxc4 dxc4 8. Bh6 Rf5
               15->  11.33  -0.42   1. f5 exf5 2. Nxf5 gxf5 3. Bxf5 Rc6
                                    4. b3 Nxc3 5. Qg4+ Rg6 6. Bxg6 fxg6
                                    7. bxc4 dxc4 8. Bh6 Rf5
               16    17.29  -0.13   1. f5 exf5 2. Nxf5 Rce8 3. Nh6+ Kg7
                                    4. Qg4 Bc5 5. Qf4 f6 6. exf6+ Qxf6
                                    7. Qxf6+ Kxf6 8. Ng4+ Kf7 9. Bh6 Rxe1
                                    10. Rxe1 Re8 11. Rxe8 Kxe8
               16->  18.13  -0.13   1. f5 exf5 2. Nxf5 Rce8 3. Nh6+ Kg7
                                    4. Qg4 Bc5 5. Qf4 f6 6. exf6+ Qxf6
                                    7. Qxf6+ Kxf6 8. Ng4+ Kf7 9. Bh6 Rxe1
                                    10. Rxe1 Re8 11. Rxe8 Kxe8
               17    23.86  -0.16   1. f5 exf5 2. Nxf5 Rce8 3. Nh6+ Kg7
                                    4. Qg4 Bc5 5. Qf4 f6 6. exf6+ Qxf6
                                    7. Qxf6+ Kxf6 8. Ng4+ Kf7 9. Bh6 Rxe1
                                    10. Rxe1 Rc8 11. b3
               17->  26.52  -0.16   1. f5 exf5 2. Nxf5 Rce8 3. Nh6+ Kg7
                                    4. Qg4 Bc5 5. Qf4 f6 6. exf6+ Qxf6
                                    7. Qxf6+ Kxf6 8. Ng4+ Kf7 9. Bh6 Rxe1
                                    10. Rxe1 Rc8 11. b3
               18    42.42  -0.11   1. f5 exf5 2. Nxf5 Rce8 3. Nh6+ Kg7
                                    4. Qg4 Bc5 5. Qf4 f6 6. exf6+ Qxf6
                                    7. Qxf6+ Kxf6 8. Ng4+ Kf7 9. Bh6 Rxe1
                                    10. Rxe1 Rc8 11. b3 Nxc3 12. bxc4 Nxb1
                                    13. Rxb1 dxc4
               18->  45.59  -0.11   1. f5 exf5 2. Nxf5 Rce8 3. Nh6+ Kg7
                                    4. Qg4 Bc5 5. Qf4 f6 6. exf6+ Qxf6
                                    7. Qxf6+ Kxf6 8. Ng4+ Kf7 9. Bh6 Rxe1
                                    10. Rxe1 Rc8 11. b3 Nxc3 12. bxc4 Nxb1
                                    13. Rxb1 dxc4
               19     1:23   0.01   1. f5 exf5 2. Nxf5 Rce8 3. Nh6+ Kh8
                                    4. Qc2 d4 5. cxd4 Rc8 6. Qe2 Qxd4 7.
                                    e6 fxe6 8. Qxe6 Bh4 9. Nf7+ Kg8 10.
                                    Nd6+ Kg7 11. Qd7+ Kg8 12. Qe6+
               19->   1:30   0.01   1. f5 exf5 2. Nxf5 Rce8 3. Nh6+ Kh8
                                    4. Qc2 d4 5. cxd4 Rc8 6. Qe2 Qxd4 7.
                                    e6 fxe6 8. Qxe6 Bh4 9. Nf7+ Kg8 10.
                                    Nd6+ Kg7 11. Qd7+ Kg8 12. Qe6+
               20     2:20   0.01   1. f5 exf5 2. Nxf5 Rce8 3. Nh6+ Kh8
                                    4. Qc2 d4 5. cxd4 Rc8 6. Qe2 Qxd4 7.
                                    e6 fxe6 8. Qxe6 Bh4 9. Nf7+ Kg8 10.
                                    Ng5+ Kh8 11. Nf7+
               20->   3:19   0.01   1. f5 exf5 2. Nxf5 Rce8 3. Nh6+ Kh8
                                    4. Qc2 d4 5. cxd4 Rc8 6. Qe2 Qxd4 7.
                                    e6 fxe6 8. Qxe6 Bh4 9. Nf7+ Kg8 10.
                                    Ng5+ Kh8 11. Nf7+ (s=2)
               21     4:54   0.01   1. f5 exf5 2. Nxf5 Rce8 3. Nh6+ Kh8
                                    4. Qc2 d4 5. cxd4 Rc8 6. Qe2 Qxd4 7.
                                    e6 fxe6 8. Qxe6 Bh4 9. Nf7+ Kg8 10.
                                    Ng5+ Kh8 11. Nf7+
              time=5:00  mat=0  n=5911269472  fh=92%  nps=19.7M       
              extensions=156.1M qchecks=154.7M reduced=445.7M pruned=1941.5M
              predicted=0  evals=3028.8M  50move=0  EGTBprobes=0  hits=0
              SMP->  splits=443726  aborts=50693  data=46/512  elap=5:00
terminating SMP processes.
White(1): f5
              time used:   5:00
yanquis1972
Posts: 1766
Joined: Wed Jun 03, 2009 12:14 am

Re: Test position: Robson vs Vocaturo

Post by yanquis1972 »

fwiw, i am particularly interested in junior (&the like, if the like exists), if it finds this more intuitively than thru search.

incredible result by stockfish, though the 8 threads may have helped. ;)
bob
Posts: 20943
Joined: Mon Feb 27, 2006 7:30 pm
Location: Birmingham, AL

Re: Test position: Robson vs Vocaturo

Post by bob »

yanquis1972 wrote:from corus today, robson finds himself on the wrong end of a devastating king attack.

[d]2r2rk1/1b2bp1p/pq2p1p1/1p1pP3/n1nN1P2/P1P5/1P2QNPP/1BB1RRK1 w - -

f5!!

Engine: IvanHoe v70 x64 4T 128 (4 MB)
by Yakov Petrovich Golyadkin, Igor Igorovi

15.01 0:01 -0.08 1.Rd1 Nxa3 2.bxa3 Nxc3 3.Qe3 Rc4
4.Bb2 Nxd1 5.Rxd1 h5 6.Ba2 Rc7 7.Qg3 Bc5
8.Qe3 Rfc8 9.Nd3 Bf8 10.Nb4 h4 (9.075.073) 6062

15.40 0:01 -0.08 1.Rd1 Nxa3 2.bxa3 Nxc3 3.Qe3 Rc4
4.Bb2 Nxd1 5.Rxd1 h5 6.Ba2 Rc7 7.Qg3 Bc5
8.Qe3 Rfc8 9.Nd3 Bf8 10.Nb4 h4 (9.464.625) 6009

16.01 0:02 -0.05 1.Rd1 Nxa3 2.bxa3 Nxc3 3.Qe3 Rc4
4.Bb2 Nxd1 5.Rxd1 h5 6.Ba2 Rc7 7.Qg3 Bc5
8.Nh3 Rfc8 9.Ng5 Bf8 10.Qe3 h4 (16.792.234) 6370

16.40 0:02 -0.05 1.Rd1 Nxa3 2.bxa3 Nxc3 3.Qe3 Rc4
4.Bb2 Nxd1 5.Rxd1 h5 6.Ba2 Rc7 7.Qg3 Bc5
8.Nh3 Rfc8 9.Ng5 Bf8 10.Qe3 h4 (17.465.089) 6325

17.01 0:04 -0.06 1.Rd1 Nxa3 2.bxa3 Nxc3 3.Qd3 Rc4
4.Bb2 Nxd1 5.Rxd1 h5 6.Ba2 Rc7 7.Qg3 Kh7
8.Qe3 Rfc8 9.Nh3 Kg8 10.Ng5 a5
11.Bb3 h4 12.Bc2 Bxg5 13.fxg5 b4
14.axb4 (28.367.135) 6589

17.40 0:04 -0.06 1.Rd1 Nxa3 2.bxa3 Nxc3 3.Qd3 Rc4
4.Bb2 Nxd1 5.Rxd1 h5 6.Ba2 Rc7 7.Qg3 Kh7
8.Qe3 Rfc8 9.Nh3 Kg8 10.Ng5 a5
11.Bb3 h4 12.Bc2 Bxg5 13.fxg5 b4
14.axb4 (30.112.199) 6543

18.40 0:05 -0.14-- 1.Rd1 Nxa3 2.bxa3 Nxc3 3.Qd3 Rc4
4.Bb2 Nxd1 5.Rxd1 h5 6.Ba2 Rc7 7.Qg3 Kh7
8.Qe3 Rfc8 9.Nh3 Kg8 10.Ng5 h4
11.Bb3 a5 12.Bc2 Bxg5 13.fxg5 b4
14.axb4 (37.454.141) 6472

18.40 0:10 -0.22-- 1.Rd1 Rfe8 (69.163.060) 6727

18.01 0:11 -0.31 1.Rd1 a5 2.Qc2 Nxa3 3.bxa3 Nxc3
4.Rd3 b4 5.axb4 axb4 6.Be3 Nxb1
7.Qxb1 Ba6 8.Nf5 Qb7 9.Nxe7+ Qxe7
10.Bd2 Bxd3 11.Nxd3 Qa7+ 12.Kh1 Rc4
13.Bxb4 Rb8 14.Qe1 (77.042.697) 6756

18.06 0:27 +0.02++ 1.f5 exf5 2.Nxf5 gxf5 3.Bxf5 Rc6
4.e6 fxe6 5.Bxh7+ Kxh7 6.Qh5+ Kg8
7.Qg6+ Kh8 8.Qh5+ Kg8 (188.065.139) 6826

18.01 0:34 0.00 1.f5 exf5 2.Nxf5 Rce8 3.Nh6+ Kh8
4.Qc2 d4 5.cxd4 Rc8 6.Qe2 Qxd4 7.Qd3 Qxd3
8.Nxd3 Kg7 9.Ng4 Rfd8 10.Rf2 Nc5
11.Nh6 Rf8 12.Ng4 Rfd8 (233.781.429) 6762

18.40 0:34 0.00 1.f5 exf5 2.Nxf5 Rce8 3.Nh6+ Kh8
4.Qc2 d4 5.cxd4 Rc8 6.Qe2 Qxd4 7.Qd3 Qxd3
8.Nxd3 Kg7 9.Ng4 Rfd8 10.Rf2 Nc5
11.Nh6 Rf8 12.Ng4 Rfd8 (233.882.871) 6759

19.01 0:44 +0.08++ 1.f5 exf5 2.Nxf5 Rce8 3.Nh6+ Kh8
4.Qf3 d4 5.Nxf7+ Kg8 6.Nh6+ Kh8
7.Nf7+ (302.029.083) 6850

19.01 1:02 +0.16++ 1.f5 exf5 2.Nxf5 Rce8 3.Nh6+ Kh8
4.Qc2 d4 5.cxd4 Rc8 6.Qe2 Qxd4 7.Qg4 Qxg4
8.Nfxg4 Bc5+ 9.Kh1 f5 10.exf6 Naxb2
11.Bxb2 Nxb2 12.Ba2 Nc4 13.Bxc4 bxc4
14.Ne5 (434.354.746) 7002

19.01 1:24 +0.28++ 1.f5 exf5 2.Nxf5 Rce8 3.Nh6+ Kh8
4.Qc2 d4 5.cxd4 Rc8 6.Qe2 Qxd4 7.Qg4 Qxg4
8.Nfxg4 Bc5+ 9.Kh1 f5 10.exf6 Naxb2
11.Bxb2 Nxb2 12.Ne5 Bd5 13.Nd7 Bxa3
14.Nxf8 (594.089.974) 7015

19.01 1:42 +0.22 1.f5 exf5 2.Nxf5 gxf5 3.Bxf5 Rc6
4.Qg4+ Rg6 5.Bxg6 hxg6 6.b3 Nxc3
7.bxc4 Bc5 8.cxb5 Ne4 9.Qe2 Nxf2
10.Rxf2 Bxf2+ 11.Qxf2 Qxf2+ 12.Kxf2 axb5
13.Bd2 Re8 14.Rb1 (722.301.652) 7017

19.40 1:43 +0.22 1.f5 exf5 2.Nxf5 gxf5 3.Bxf5 Rc6
4.Qg4+ Rg6 5.Bxg6 hxg6 6.b3 Nxc3
7.bxc4 Bc5 8.cxb5 Ne4 9.Qe2 Nxf2
10.Rxf2 Bxf2+ 11.Qxf2 Qxf2+ 12.Kxf2 axb5
13.Bd2 Re8 14.Rb1 (723.816.261) 7011

20.01 2:12 +0.30++ 1.f5 exf5 2.Nxf5 gxf5 3.Bxf5 Rc6
4.Qg4+ Kh8 5.Qh3 Rg6 6.b3 Rfg8
7.Bxg6 Qxg6 8.bxa4 d4 9.g3 dxc3
10.Qd7 Qc6 11.Qxc6 Bxc6 12.axb5 axb5
13.Ne4 Kg7 14.Rf5 (937.182.806) 7069

20.01 2:15 +0.20 1.f5 exf5 2.Nxf5 gxf5 3.Bxf5 Rc6
4.Qg4+ Rg6 5.Bxg6 hxg6 6.b3 Nxc3
7.bxc4 Bc5 8.Bh6 Re8 9.Qf3 Ne4
10.Be3 Bxe3 11.Qxe3 Qxe3 12.Rxe3 bxc4
13.Nxe4 dxe4 14.Rc3 (951.920.311) 7044

20.40 2:15 +0.20 1.f5 exf5 2.Nxf5 gxf5 3.Bxf5 Rc6
4.Qg4+ Rg6 5.Bxg6 hxg6 6.b3 Nxc3
7.bxc4 Bc5 8.Bh6 Re8 9.Qf3 Ne4
10.Be3 Bxe3 11.Qxe3 Qxe3 12.Rxe3 bxc4
13.Nxe4 dxe4 14.Rc3 (955.330.217) 7039

21.01 2:42 +0.28++ 1.f5 exf5 2.Nxf5 gxf5 3.Bxf5 Rc6
4.Qg4+ Rg6 5.Bxg6 hxg6 6.b3 Nxc3
7.bxc4 Bc5 8.cxb5 axb5 9.Qf4 (1.155.245.017) 7101

21.01 3:56 +0.31 1.f5 exf5 2.Nxf5 Rc7 3.Qg4 Bc8 4.b3 Bxa3
5.bxc4 Bxc1 6.Rxc1 Bxf5 7.Bxf5 Rxc4
8.Qg3 Qc5 9.Bd3 Rxc3 10.Qf4 a5
11.Kh1 h5 12.g4 h4 13.g5 Qb4 14.Qxb4 (1.682.054.215) 7122

21.40 3:57 +0.31 1.f5 exf5 2.Nxf5 Rc7 3.Qg4 Bc8 4.b3 Bxa3
5.bxc4 Bxc1 6.Rxc1 Bxf5 7.Bxf5 Rxc4
8.Qg3 Qc5 9.Bd3 Rxc3 10.Qf4 a5
11.Kh1 h5 12.g4 h4 13.g5 Qb4 14.Qxb4 (1.688.565.012) 7117

22.40 4:13 +0.23-- 1.f5 exf5 2.Nxf5 Rc7 3.Qg4 Bc8 4.b3 Bxa3
5.bxc4 Bxc1 6.Rxc1 Bxf5 7.Bxf5 Rxc4
8.Qg3 Qc5 9.e6 Nxc3 10.Rce1 Qc7
11.exf7+ Kxf7 12.Be6+ Kg7 13.Qe3 Qc5
14.Qg5 (1.799.148.402) 7094

22.01 6:48 +0.39++ 1.f5 exf5 2.Nxf5 gxf5 3.Bxf5 Rc6
4.Qg4+ Rg6 5.Bxg6 hxg6 6.b3 Nxc3
7.bxc4 Bc5 8.cxd5 Bxd5 9.Bd2 f5 (2.951.294.644) 7233

22.01 9:34 +0.41 1.f5 exf5 2.Nxf5 Rc7 3.Qg4 Bc8 4.b3 Bxa3
5.bxc4 Bxf5 6.Bxf5 Bxc1 7.Rxc1 Rxc4
8.Qg3 Qc5 9.Kh1 Rxc3 10.Rxc3 Qxc3
11.Nd3 Qc7 12.Rc1 Qe7 13.Bh3 (4.171.217.887) 7256

22.40 9:35 +0.41 1.f5 exf5 2.Nxf5 Rc7 3.Qg4 Bc8 4.b3 Bxa3
5.bxc4 Bxf5 6.Bxf5 Bxc1 7.Rxc1 Rxc4
8.Qg3 Qc5 9.Kh1 Rxc3 10.Rxc3 Qxc3
11.Nd3 Qc7 12.Rc1 Qe7 13.Bh3 (4.172.694.168) 7255

22.01 10:01 +0.41 1.f5 exf5 2.Nxf5 Rc7 3.Qg4 Bc8 4.b3 Bxa3
5.bxc4 Bxf5 (4.343.404.721) 7226

best move: f4-f5 time: 10:01.056 min n/s: 7.226.000 nodes: 4.343.404.721


apparently forgot to edit the hash in the shredder GUI, at any rate, i am quite sure it is the correct move.
I think this is too easy/obvious for computers. Some positions simply have one reasonable move, although it might not be so obvious to us humans.

Code: Select all

               14     1.80  -0.67   1. Nf3 Rfd8 2. Ba2 a5 3. Kh1 b4 4.
                                    axb4 axb4 5. Nd3 b3 6. Bb1 Ra8 7. Nd4
                                    Nc5 8. Nxc5 Bxc5
               14     3.54  -0.52   1. f5 exf5 2. Nxf5 gxf5 3. Bxf5 Rc6
                                    4. b3 Nxc3 5. Qg4+ Kh8 6. Qh3 h6 7.
                                    bxc4 d4 8. Ng4
               14->   3.54  -0.52   1. f5 exf5 2. Nxf5 gxf5 3. Bxf5 Rc6
                                    4. b3 Nxc3 5. Qg4+ Kh8 6. Qh3 h6 7.
                                    bxc4 d4 8. Ng4
               15     5.47  -0.27   1. f5 exf5 2. Nxf5 gxf5 3. Bxf5 Rc6
                                    4. b3 Bxa3 5. bxa4 Bxc1 6. axb5 axb5
                                    7. Rxc1 Ne3 8. Bd7
               15->   5.91  -0.27   1. f5 exf5 2. Nxf5 gxf5 3. Bxf5 Rc6
                                    4. b3 Bxa3 5. bxa4 Bxc1 6. axb5 axb5
                                    7. Rxc1 Ne3 8. Bd7
               16    12.85   0.01   1. f5 exf5 2. Nxf5 gxf5 3. Bxf5 Rc6
                                    4. e6 fxe6 5. Bxh7+ Kxh7 6. Qh5+ Kg7
                                    7. Bh6+ Kf6 8. Bg5+ Kg7 9. Bh6+
               16->  13.38   0.01   1. f5 exf5 2. Nxf5 gxf5 3. Bxf5 Rc6
                                    4. e6 fxe6 5. Bxh7+ Kxh7 6. Qh5+ Kg7
                                    7. Bh6+ Kf6 8. Bg5+ Kg7 9. Bh6+
               17    20.06  -0.12   1. f5 exf5 2. Nxf5 Rce8 3. Nh6+ Kg7
                                    4. Kh1 Naxb2 5. Nfg4 Na4 6. Qd3 Rc8
                                    7. Bc2 Rc7 8. Bxa4 bxa4 9. Qc2 Nxa3
                                    10. Qxa4 Rxc3
               17->  27.39  -0.12   1. f5 exf5 2. Nxf5 Rce8 3. Nh6+ Kg7
                                    4. Kh1 Naxb2 5. Nfg4 Na4 6. Qd3 Rc8
                                    7. Bc2 Rc7 8. Bxa4 bxa4 9. Qc2 Nxa3
                                    10. Qxa4 Rxc3 (s=2)
               18    41.73  -0.12   1. f5 exf5 2. Nxf5 Rce8 3. Nh6+ Kh8
                                    4. Qf3 d4 5. Be4 Nxe5 6. Qf4 Bxe4 7.
                                    Rxe4 dxc3 8. Rxe5 cxb2 9. Bxb2 Nxb2
                                    10. Nxf7+ Kg8
               18->  53.12  -0.12   1. f5 exf5 2. Nxf5 Rce8 3. Nh6+ Kh8
                                    4. Qf3 d4 5. Be4 Nxe5 6. Qf4 Bxe4 7.
                                    Rxe4 dxc3 8. Rxe5 cxb2 9. Bxb2 Nxb2
                                    10. Nxf7+ Kg8
               19     1:18  -0.13   1. f5 exf5 2. Nxf5 Rce8 3. Nh6+ Kh8
                                    4. Qf3 d4 5. Be4 Nxe5 6. Qf4 Bxe4 7.
                                    Rxe4 Nc4 8. Rfe1 g5 9. Qf5 Qxh6 10.
                                    Rxe7 Rxe7 11. Rxe7
               19->   1:38  -0.13   1. f5 exf5 2. Nxf5 Rce8 3. Nh6+ Kh8
                                    4. Qf3 d4 5. Be4 Nxe5 6. Qf4 Bxe4 7.
                                    Rxe4 Nc4 8. Rfe1 g5 9. Qf5 Qxh6 10.
                                    Rxe7 Rxe7 11. Rxe7