Author: Ed Schröder
Date: 04:16:55 12/16/01
Go up one level in this thread
On December 16, 2001 at 06:52:27, Frank Phillips wrote:
>On December 16, 2001 at 06:09:26, Ed Schröder wrote:
>
>>[d]8/8/3b1k1p/6p1/6P1/pK3N2/7P/8 b - - id Hiarcs7.01 - Century 4; bm d6h2;
>>
>>This is a fragment from the game Hiarcs7.01 - Century 4.
>>
>>Here Rebel to my big surprise played 74...Bxh2?! and won later.
>>
>>I wonder about the status of 74...Bxh2 (is it the best move?) but it surely is a
>>surprising move and I wonder about the analysis of other chess programs for a
>>final verdict.
>>
>>Ed
>
>My program does not have a clue (and neither do I), preferring to keep the a
>pawn. When I force Bxh2 it is still clueless, predicting a draw.
>
>Have you got Rebel's analysis and, since you are a strong chess player, an
>explanation of the winning method?
>
>Frank
I am not such a strong chess player at all, that's why I asked in the first
place. Below is Rebel's analysis, note that after some deeper thinking Rebel
changes its mind to 74...Ke6
Ed
==================================================
00:00:26 15.00 1.24 74..Ke6 75.h4 gxh4 76.Nxh4 Ke5 77.Nf5
h5 78.Nh6 h4 79.Nf7 Kf4 80.Nxd6
Kxg4 81.Kxa3 h3 82.Ne4 (16)
00:00:28 15.01 1.30 74..Bc5 75.h3 Ke6 76.Ka2 Kd5 77.h4
gxh4 78.Nxh4 Ke5 79.Ng6 Kf6 80.Nf4
Bd6 81.Ng2 Bc5 82.Nf4 Bd6 83.Ng2
Bc5 (26)
00:00:39 15.14 1.30 74..Bxh2
00:00:40 15.14 1.68 74..Bxh2 75.Kxa3 Ke6 76.Kb3 Kd5
77.Nxh2 Ke5 (39)
00:00:43 16.00 1.91 74..Bxh2 75.Kxa3 Ke6 76.Kb3 Kd5
77.Nxh2 Ke5 (40)
00:01:02 17.00 2.00 74..Bxh2 75.Kxa3 Ke6 76.Kb3 Kd5
77.Nxh2 Ke5 (58)
00:01:51 18.00 2.00 74..Bxh2 75.Kxa3 Ke6 76.Kb3 Kd5
77.Nxh2 Ke5 (102)
00:02:32 18.02 2.00 74..Ke6
00:03:32 18.02 2.27 74..Ke6 75.h4 gxh4 76.Nxh4 Ke5 77.Nf5
h5 78.Nxd6 hxg4 79.Nb5 Ke4 (152)
00:06:08 19.00 2.27 74..Ke6 75.h4 gxh4 76.Nxh4 Ke5 77.Nf5
h5 78.Nxd6 hxg4 79.Nb5 (272)
Positions : 434.867.026
Nodes per second : 1.138.395
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