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Subject: Re: Testposition Endgame

Author: Dieter Buerssner

Date: 23:18:45 12/22/04

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On December 21, 2004 at 17:42:24, Eduard Nemeth wrote:

>5b2/p2k1p2/P3pP1p/n2pP1p1/1p1PN1P1/1P1KB3/7P/8 w - - 0 1
>
>Nxg5!

Yace needs four minutes, but still negative score. Even after 2 hours no real
good score. The Shredder analysis posted by Christian is impressive.

  71325580  1:18.0  -0.85 17.  1.Nd2 Nc6 2.Nf3 Nb8 3.h4 gxh4 4.Nxh4 Nxa6 5.Nf3
                               Nb8 6.g5 hxg5 7.Nxg5 Ke8 8.Nh7 Nc6 9.Nxf8 Kxf8
                               {-70}
  79591837  1:27.8  -0.77 18t  1.Nd2 Nc6 2.Nf3 Nb8 3.h4 gxh4 4.Nxh4 Nxa6 5.Ng2
                               Nc7 6.Nf4 Kc6 7.Nh5 Ne8 8.Bd2 a6 9.Nf4 Nc7
                               10.Be3 {-80}
 210347230  3:57.0  -0.76 18t+ 1.Nxg5 hxg5 2.Bxg5 Nxb3 3.h4 Na5 4.h5 b3 5.h6
                               b2 6.Kc2 Bxh6 7.Bxh6 Nc4 8.Bf8 Kc6 9.Bc5 Nxe5
                               10.dxe5 Kxc5 11.g5 Kb4 12.g6H Ka3H {HT} {-80}
 210555816  3:57.2  -0.76 18t  1.Nxg5 hxg5 2.Bxg5 {HT}
 230252253  4:21.6  -0.76 18.  1.Nxg5 hxg5 2.Bxg5
 399794793  7:37.8  -0.36 19++ 1.Nxg5 hxg5 2.Bxg5 Nxb3 3.h4 Na5 4.h5 Nc4 5.h6
                               Bxh6 6.Bxh6 b3 7.g5 Na3 8.Kc3 Nb5+ 9.Kxb3 Nxd4+
                               10.Kc3 Nf3 11.g6 Ng5
 416204519  7:57.9  -0.36 19t  1.Nxg5 hxg5 2.Bxg5 Nxb3H 3.h4H Na1H 4.Bc1H b3H
                               5.Kc3H {HT}
 520999563  9:59.9  -0.36 19.  1.Nxg5 hxg5 2.Bxg5 Nxb3 3.h4 Na1 4.Bc1 b3 5.Kc3
 951045530 18:28.3   0.00 20t  1.Nxg5 hxg5 2.Bxg5 Nxb3 3.h4 Na1 4.Bc1 Nb3
                               5.Bg5 {-260}
1095862677 21:14.4   0.00 20.  1.Nxg5 hxg5 2.Bxg5 Nxb3 3.h4 Na1 4.Bc1 Nb3
                               5.Bg5 {-260}
2068920393 40:43.9   0.01 21t  1.Nxg5 hxg5 2.Bxg5 Nxb3 3.h4 Na1 4.Bd2 b3 5.Bc3
                               Nc2H {HT} {-260}
2498121292 50:12.7   0.01 21.  1.Nxg5 hxg5 2.Bxg5 Nxb3 3.h4 Na1 4.Bd2 b3 5.Bc3
                               Nc2 {HT} {-260}
2153387404 2:12:08   0.41 22++ 1.Nxg5 hxg5 2.Bxg5 Nxb3 3.h4 Na1 4.Bd2 b3 5.Bc3
                               Nc2 6.g5 Bb4 7.h5 Kc6 8.h6 Na3 9.h7 Bxc3
                               10.h8=Q b2 11.Qe8+ Kb6 12.Qb8+ Ka5 13.Qc7+ Kb5
                               14.Qc5+ Ka4 15.Qc6+ Nb5 {311}
2157294346 2:12:12   0.41 22t  1.Nxg5 hxg5 2.Bxg5 {HT}
3211457705 2:32:55   0.41 22.  1.Nxg5 hxg5 2.Bxg5

Regards,
Dieter



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