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Subject: Re: Corus test position Polgar v Svidler Gandalf 6.01

Author: Dan Andersson

Date: 20:59:27 01/15/05

Go up one level in this thread


On January 15, 2005 at 14:18:43, George Sobala wrote:

>[D] 3r2k1/3q2pp/p1pbbp2/1p6/4B3/2P1BQP1/PP3P1P/3R2K1 b - - 0 26
>
>Avoid Bxa2
Gandalf 6.0  UCI 41 MB 933MHz PIII Cu-Mine:
 5   00:00 -0,64   Qd7e7 Be4xc6 Be6xa2 Be3b6 Bd6c7 Bb6xc7 Qe7xc7 Rd1xd8+ Qc7xd8
 6   00:00 -0,76   Qd7e7 Be4xc6 Be6xa2 Bc6d5+ Ba2xd5 Qf3xd5+ Qe7f7 Qd5c6 Qf7c7
Qc6xa6
 6+  00:00 -0,76   Qd7c8 Be4xc6
 6   00:00 -0,57   Qd7c8 Be4xc6 Be6g4 Qf3d5+ Kg8h8 Bc6b7 Qc8c7
 6+  00:00 -0,57   c6c5 Be3xc5
 6   00:01 -0,51   c6c5 Be3f4 Qd7c7 Qf3d3 f6f5 Be4xf5
 7   00:01 -0,80   c6c5 Be3f4 Qd7e7 Qf3d3 f6f5 Be4xf5 Be6xf5 Qd3d5+ Bf5e6 Bf4xd6
 7+  00:01 -0,79   Qd7c8 Be4xc6
 7   00:01 -0,64   Qd7c8 Be4xc6 Be6xa2 Be3b6 Bd6c7 Bb6xc7 Qc8xc7 Rd1xd8+ Qc7xd8
 8   00:02 -0,89   Qd7c8 Be4xc6 Be6xa2 Be3b6 Bd6c7 Bb6xc7 Qc8xc7 Rd1xd8+ Qc7xd8
Bc6e4
 8+  00:03 -0,89   c6c5 Be3f4
 8   00:03 -0,80   c6c5 Be4d5 c5c4 Bd5xe6+ Qd7xe6 Qf3c6 Qe6d7 Qc6xa6 f6f5
 9   00:06 -0,80   c6c5 Be4d5 Bd6c7 Bd5xe6+ Qd7xe6 Rd1xd8+ Bc7xd8 Be3xc5 Qe6xa2
Qf3e4 Kg8h8 Qe4e8+ Qa2g8
10   00:11 -0,92   c6c5 Be4d5 Bd6c7 Bd5xe6+ Qd7xe6 Rd1xd8+ Bc7xd8 Be3xc5 f6f5
Kg1g2 Bd8g5 b2b3
10+  00:12 -0,92   Qd7c8 Be4xc6
10   00:13 -0,92   c6c5 Be4d5 Bd6c7 Bd5xe6+ Qd7xe6 Rd1xd8+ Bc7xd8 Be3xc5 f6f5
Kg1g2 Bd8g5 b2b3
11   00:23 -1,02   c6c5 Be4d5 Bd6c7 Bd5xe6+ Qd7xe6 Rd1xd8+ Bc7xd8 Be3xc5 Bd8c7
Qf3b7 Bc7d6 Bc5xd6 Qe6xd6 Kg1g2
11+  00:25 -1,02   Qd7c8 Be4xc6
11   00:28 -1,02   c6c5 Be4d5 Bd6c7 Bd5xe6+ Qd7xe6 Rd1xd8+ Bc7xd8 Be3xc5 Bd8c7
Qf3b7 Bc7d6 Bc5xd6 Qe6xd6 Kg1g2
11+  00:38 -1,02   Qd7e7 Be4xc6
11   00:43 -0,96   Qd7e7 Be4xc6 Kg8h8 Be3b6 Bd6c7 Bb6xc7 Qe7xc7 Rd1xd8+ Qc7xd8
a2a4 Qd8d2 a4xb5 Qd2c1+ Kg1g2 a6xb5
12   01:02 -0,89   Qd7e7 Be4xc6 Kg8h8 Be3b6 Rd8b8 Qf3d3 Bd6c5 Bb6xc5 Qe7xc5
Bc6e4 Be6c4 Qd3d6 Qc5a7



>
>Alternatively, after Bxa2?
>
>[D] 3r2k1/3q2pp/p1pb1p2/1p6/4B3/2P1BQP1/bP3P1P/3R2K1 w - - 0 27
>
>show that Bb6 is winning
Gandalf 6.0  UCI 41 MB 933MHz PIII Cu-Mine:
 5   00:00  0,32   Be3f4 Qd7c7 Be4xc6 Ba2c4 Bc6d5+ Kg8h8 Bf4xd6 Rd8xd6
 5+  00:00  0,32   Be4xc6 Qd7c7
 5   00:00  0,67   Be4xc6 Qd7e6 Be3b6 Rd8b8 Bb6d4
 6   00:00  0,57   Be4xc6 Qd7e6 Be3c5 Ba2b3 Rd1xd6 Rd8xd6 Bc5xd6 Qe6xd6 Bc6e4
 7   00:01  0,54   Be4xc6 Qd7e6 Bc6b7 Ba2b3 Rd1a1 Qe6h3 Bb7d5+ Bb3xd5 Qf3xd5+
Kg8f8 Ra1xa6
 8   00:02  0,54   Be4xc6 Qd7e6 Bc6b7 Ba2b3 Rd1a1 Qe6h3 Bb7d5+ Bb3xd5 Qf3xd5+
Kg8f8 Ra1xa6
 9   00:05  0,51   Be4xc6 Qd7e6 Bc6b7 Ba2b3 Rd1d4 Bd6c7 Rd4xd8+ Bc7xd8 Qf3c6
Qe6xc6 Bb7xc6
 9+  00:06  0,51   Be3b6 Ba2b3
 9   00:06  0,54   Be3b6 Ba2b3 Bb6xd8 Bb3xd1 Qf3xd1 Qd7xd8 Qd1b3+ Kg8h8 Be4xc6
Qd8e7 Kg1g2
 9+  00:08  0,54   Be3c5 Qd7c7
 9   00:09  0,54   Be3b6 Ba2b3 Bb6xd8 Bb3xd1 Qf3xd1 Qd7xd8 Qd1b3+ Kg8h8 Be4xc6
Qd8e7 Kg1g2
10+  00:15  0,86   Be3b6 Ba2b3
10   00:17  1,15   Be3b6 Ba2b3 Rd1d4 Rd8e8 Be4xc6 Re8e1+ Kg1g2 Qd7e7 Bc6d5+
Bb3xd5 Qf3xd5+ Re1e6 Rd4e4 Bd6e5 Bb6c7
11   00:24  0,96   Be3b6 Ba2b3 Rd1d4 Rd8e8 Be4xc6 Re8e1+ Kg1g2 Qd7e7 Bc6d5+
Bb3xd5 Qf3xd5+ Re1e6 Rd4e4 Bd6e5 f2f4 Qe7f7 f4xe5 Re6xb6
12+  00:42  1,37   Be3b6 Ba2b3
12+  00:46  1,79   Be3b6 Ba2b3
12+  00:59  2,62   Be3b6 Ba2b3
12   01:08  1,66   Be3b6 Ba2b3 Rd1d4 Rd8e8 Be4xc6 Re8e1+ Kg1g2 Qd7e7 Bc6d5+
Bb3xd5 Qf3xd5+ Re1e6 Rd4e4 Bd6e5 f2f4 Qe7d6 Qd5xd6 Re6xd6




>
>Shredder 8 really shows its class here compared to other engines.



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