Author: Dieter Buerssner
Date: 12:34:51 12/13/03
Go up one level in this thread
On December 12, 2003 at 13:40:07, Will Singleton wrote:
>Here's a position from a recent game, this one gives Amateur fits.
>How long to see black is busted?
>
>4rr2/1b3p1k/pp5p/2b1pQ2/q7/P2R2B1/1PP3PP/2KR4 b - -
Yace PB, P4 2.53 GHz, 200 MB hash:
5118040 5.736 0.68 9. 1...Kg8 2.Bxe5 Bf2 3.Qf6 Rxe5 4.Qxe5 Be4 5.Qf4
Bd4 6.R3d2 Bg7 7.Qd6 {120}
15048932 16.661 0.40 10t 1...Kg8 2.Bxe5 Bf2 3.Rd4 Rxe5 4.Qxe5 Re8 5.Rd8
Bc6 6.Rxe8+ Bxe8 7.Rd8 Kf8 {120}
17402584 19.606 0.40 10. 1...Kg8 2.Bxe5 Bf2 3.Rd4 Rxe5 4.Qxe5 Re8 5.Rd8
Bc6 6.Rxe8+ Bxe8 7.Rd8 Kf8 {120}
35493811 39.224 0.00 11t 1...Kg8 2.Bxe5 Bf2 3.Rd4 Be3+ 4.Kb1 Rxe5
5.Qxe5H Qe8H {120}
40111850 45.174 0.00 11. 1...Kg8 2.Bxe5 Bf2 3.Rd4 Be3+ 4.Kb1 Rxe5 5.Qxe5
Qe8 {120}
46130275 52.042 -0.40 12-- 1...Kg8 2.Bxe5 Bf2 3.Rd4 Be3+ 4.Kb1 Rxe5 5.Qxe5
Qe8 6.Qg3+ Kh7 7.Re1 Bg5 8.Rxe8 Rxe8 {-381}
99922614 1:48.3 -0.50 12t 1...Kg8 2.Bxe5 Bf2 3.Rd4 Be3+ 4.Kb1 Qc6 5.Rg4+
Bg5 6.Rd6 Rxe5 7.Qxe5 Qc5 8.Qxc5 bxc5 {120}
224054992 4:19.3 -0.50 12. 1...Kg8 2.Bxe5 Bf2 3.Rd4 Be3+ 4.Kb1 Qc6 5.Rg4+
Bg5 6.Rd6 Rxe5 7.Qxe5 Qc5 8.Qxc5 bxc5 {120}
246122704 4:46.7 -0.90 13-- 1...Kg8 2.Bxe5 Bf2 3.Rd4 Be3+ 4.Kb1 Qc6 5.Rg4+
Bg5 6.Bf6 Qc5 7.Rxg5+ hxg5 8.Qh3 Qxa3 9.bxa3 g4
10.Qxg4+ Kh7 {-581}
391932604 7:30.2 -1.68 13t 1...Kg8 2.Bxe5 Bf2 3.Rd4 Rxe5 4.Qxe5 Re8 5.Rg4+
Qxg4 6.Qxe8+ Kg7 7.Qe5+ Kh7 8.Rf1 Qxg2 9.Qf5+
Kg7 10.Rxf2 Qg5+ 11.Kd1 Qxf5 {851}
647916818 12:20.1 -1.67 13t+ 1...Kh8 2.b4 Bxb4 3.Bxe5+ Rxe5 4.Qxe5+ f6 5.Qe3
Bxa3+ 6.Rxa3 Qh4 7.Rdd3
1134180126 22:35.4 -0.47 13t 1...Kh8 2.b4 f6 3.Qg6 Re7 4.Bh4 Rg7 5.Bxf6 Rxf6
6.Qxf6 Bd4 7.Rg3 Qd7 8.Qxh6+ {HT} {40}
1134180126 22:35.4 -0.47 13. 1...Kh8 2.b4 f6 3.Qg6 Re7 4.Bh4 Rg7 5.Bxf6 Rxf6
6.Qxf6 Bd4 7.Rg3 Qd7 8.Qxh6+ {HT} {40}
2061038656 42:41.9 -0.74 14t 1...Kh8 2.b4 f6 3.Qg6 Be4 4.Qxe4 Bd4 5.Qg6 Rc8
6.Qxh6+ Kg8 7.Qd2 Rfd8 8.Kb1 Kg7 {-80}
2185454478 45:37.2 -0.74 14. 1...Kh8 2.b4 f6 3.Qg6 Be4 4.Qxe4 Bd4 5.Qg6 Rc8
6.Qxh6+ Kg8 7.Qd2 Rfd8 8.Kb1 Kg7 {-80}
And a newer version, 100 MB hash:
46433870 54.102 0.33 12. 1...Kg8 2.Bxe5 Bf2 3.Rd4 Be3+ 4.Kb1 Rxe5 5.Qxe5
Qe8 6.Rg4+ Bg5 7.Qf6 Qe6 8.Qd4 {120}
93606628 1:46.9 0.00 13t 1...Kg8 2.Bxe5 Bf2 3.Rd4 Be3+ 4.Kb1 Rxe5 5.Qxe5
Qe8 6.Rg4+ Bg5 7.Rxg5+ hxg5 8.Qxg5+ Kh7 9.Qh5+
Kg8 {HT} {190}
101629684 2:03.9 0.00 13. 1...Kg8 2.Bxe5 Bf2 3.Rd4 Be3+ 4.Kb1 Rxe5 5.Qxe5
Qe8 6.Rg4+ Bg5 7.Rxg5+ hxg5 8.Qxg5+ Kh7 9.Qh5+
Kg8 {HT} {190}
110933942 2:14.7 -0.40 14-- 1...Kg8 2.Bxe5 Bf2 3.Rd4 Be3+ 4.Kb1 Rxe5 5.Qxe5
Qe8 6.Qg3+ Bg5 7.h4 Qe2 8.hxg5 hxg5 {-150}
333318848 6:24.0 -1.39 14t 1...Kg8 2.Bxe5 Bf2 3.Rd4 Be3+ 4.Kb1 Rxe5 5.Qxe5
Qe8 6.Qg3+ Bg5 7.h4 Qe3 8.Qc7 Qe7 {HT} {120}
532244793 10:05.5 -1.38 14t+ 1...Kh8 2.Bxe5+ Rxe5 3.Qxe5+ f6 4.Rg3 Be4
5.Qxe4 Qxe4 6.Kb1
1028452583 20:37.2 -0.41 14t 1...Kh8 2.b4 f6 3.Qg6 Re7 4.bxc5 Rh7 5.cxb6 Be4
6.Qg4 Qc6 7.R3d2 Qa4 8.Kb2 {-80}
1028452583 20:37.2 -0.41 14. 1...Kh8 2.b4 f6 3.Qg6 Re7 4.bxc5 Rh7 5.cxb6 Be4
6.Qg4 Qc6 7.R3d2 Qa4 8.Kb2 {-80}
1280908993 26:39.7 -0.81 15-- 1...Kh8 2.b4 f6 3.Qg6 Re7 4.Bh4 Rg7 5.Bxf6 Rxf6
6.Qxf6 Kg8 7.bxc5 Rxg2 8.Rg3+ Kh7 9.Rxg2 Be4
{-650}
2026542201 43:19.4 -0.86 15t 1...Kh8 2.b4 f6 3.Qg6 Be4 4.Qxe4 Rc8 5.Bxe5
Bxb4 6.Bxf6+ Rxf6 7.Rd8+ Rxd8 8.Rxd8+ Kg7
9.Qg4+ Kf7 10.Qxb4 Rf1+ 11.Rd1 Rf4 {-80}
2121659461 45:36.6 -0.86 15. 1...Kh8 2.b4 f6 3.Qg6 Be4 4.Qxe4 Rc8 5.Bxe5
Bxb4 6.Bxf6+ Rxf6 7.Rd8+ Rxd8 8.Rxd8+ Kg7
9.Qg4+ Kf7 10.Qxb4 Rf1+ 11.Rd1 Rf4 {-80}
4049073429 1:30:29 -0.90 16t 1...Kh8 2.b4 f6 3.Qg6 Be4 4.Qxe4 Rc8 5.Bxe5
Bxb4 6.Bxf6+ Rxf6 7.Rd8+ Rxd8 8.Rxd8+ Kg7
9.Qg4+ Kf7 10.Qc4+ Ke7 11.Qc7+ Ke6 12.Qxb6+ Ke7
13.Qc7+ {HT} {190}
4259871590 1:35:32 -0.90 16. 1...Kh8 2.b4 f6 3.Qg6 Be4 4.Qxe4 Rc8 5.Bxe5
Bxb4 6.Bxf6+ Rxf6 7.Rd8+ Rxd8 8.Rxd8+ Kg7
9.Qg4+ Kf7 10.Qc4+ Ke7 11.Qc7+ Ke6 12.Qxb6+ Ke7
13.Qc7+ {HT} {190}
Not sure, which is better here. The newer version uses less extensions.
Regards,
Dieter
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