Author: Miguel A. Ballicora
Date: 09:52:59 12/27/01
Go up one level in this thread
On December 26, 2001 at 18:01:35, Andrew Smith wrote:
>An interesting position, where the point is not to find some particular move,
>but to avoid one. Qxh6? is not right in this position. How long does your
>favourite program need to avoid it?
>
>6k1/p3b1np/6pr/6P1/1B2p2Q/K7/7P/8 w KQkq - 0 1
>
>Interesting to see gambit tiger 2.0 analysis after a while. The score is clearly
>dropping
>
>
>[D]6k1/p3b1np/6pr/6P1/1B2p2Q/K7/7P/8 w - - 0 1
>
>Analysis by Gambit Tiger 2.0:
>
>1.Qxh6 Nf5 2.Qh3 Bxg5 3.Qg4 Bc1+ 4.Kb3
> +- (4.08) Depth: 6 00:00:00 3kN
>1.Qxh6 Nf5 2.Qh3 Bxg5 3.Qg4 Bc1+ 4.Ka2 a5 5.Bxa5
> +- (4.30) Depth: 7 00:00:00 11kN
>1.Qxh6 Nf5 2.Qh3 Bxg5 3.Qg4 Bc1+ 4.Kb3 a5 5.Bxa5
> +- (4.90) Depth: 8 00:00:01 28kN
>1.Qxh6 Nf5 2.Qh3 Bxg5
> +- (4.90) Depth: 9 00:00:01 60kN
>1.Qxh6 Nf5 2.Qh3 Bxg5 3.Qb3+ Kg7 4.Qd5 Bf4 5.Qxe4 Bxh2 6.Qb7+ Kh6 7.Qxa7
> +- (4.80) Depth: 10 00:00:02 106kN
>1.Qxh6 Nf5 2.Qh3 Bxg5 3.Qg4 a5 4.Bc5 Bc1+ 5.Kb3 Kf7 6.Qxe4 Kf6
> +- (5.00) Depth: 11 00:00:07 482kN
>1.Qxh6
> +- (4.10) Depth: 12 00:01:02 4288kN
>1.Qxh6
> +- (3.20) Depth: 13 00:04:21 17331kN
>
>(only, MyTown 01.11.2001)
Gaviota 0.23 (unreleased version) PIII 800 mhz 8MB hash.
Takes 34 seconds to see problems and 366 seconds to finally chose another move.
259825 9 2.2 +3.91 Qh4xh6 Ng7-f5 Qh6-h3 Be7xg5
Qh3-g4 Bg5-c1 Ka3-a4 Kg8-f7
Qg4xe4 Bc1-g5
358255 9: 3.0 +3.91 Qh4xh6 Ng7-f5 Qh6-h3 Be7xg5
Qh3-g4 Bg5-c1 Ka3-a4 Kg8-f7
Qg4xe4 Bc1-g5
574114 10 4.7 :-( Qh4xh6
1269099 10 9.9 :-(
1484402 10 11.7 +3.34 Qh4xh6 Be7xb4 Ka3xb4 Ng7-h5
Kb4-c4 a7-a5 Kc4-b3 e4-e3
Kb3-c3 a5-a4 h2-h4 a4-a3
Kc3-c4 <-transp
1788503 10: 13.5 +3.34 Qh4xh6 Be7xb4 Ka3xb4 Ng7-h5
Kb4-c4 a7-a5 Kc4-b3 e4-e3
Kb3-c3 a5-a4 h2-h4 a4-a3
Kc3-c4 <-transp
2541114 11 19.5 +2.97 Qh4xh6 Be7xb4 Ka3xb4 Ng7-h5
Kb4-c4 a7-a5 Kc4-b3 e4-e3
Kb3-c3 a5-a4 Kc3-c2 a4-a3
h2-h3 a3-a2 Kc2-b2
4274392 11: 32.5 +2.97 Qh4xh6 Be7xb4 Ka3xb4 Ng7-h5
Kb4-c4 a7-a5 Kc4-b3 e4-e3
Kb3-c3 a5-a4 Kc3-c2 a4-a3
h2-h3 a3-a2 Kc2-b2
4491503 12 34.1 :-( Qh4xh6
10377841 12 79.1 :-(
15967569 12 121.5 :-(
44669935 12 366.6 -0.01 Qh4-f4 Rh6-h3 Ka3-a4 Be7xb4
Ka4xb4 Ng7-f5 Kb4-c5 Rh3-c3
Kc5-b4 Rc3-d3 Qf4-b8 Kg8-f7
Qb8xa7 Nf5-e7 Qa7-f2 Kf7-e6
Qf2-f6 Ke6-d7 Qf6-f2
63121749 12 523.2 +0.32 Qh4-g3 Be7xb4 Ka3-a4 Rh6-h5
Qg3-b3 Kg8-h8 Qb3xb4 Kh8-g8
Qb4-b8 Kg8-f7 Qb8xa7 Kf7-g8
Qa7-b8 Kg8-f7 Qb8-c7 Kf7-f8
Qc7-d6 Kf8-f7 Qd6-f6 Kf7-g8
Qf6-e5
75526141 12 632.8 +1.15 Qh4xe4 Be7xb4 Ka3xb4 Rh6-h5
Qe4-a8 Kg8-f7 Qa8xa7 Kf7-f8
Qa7-b8 Kf8-e7 Qb8-b7 Ke7-f8
Qb7-c8 Kf8-e7 Qc8-c7 Ke7-f8
Qc7-d6 Kf8-e8 Qd6-c6 Ke8-f7
Qc6-g2
79654427 12: 668.7 +1.15 Qh4xe4 Be7xb4 Ka3xb4 Rh6-h5
Qe4-a8 Kg8-f7 Qa8xa7 Kf7-f8
Qa7-b8 Kf8-e7 Qb8-b7 Ke7-f8
Qb7-c8 Kf8-e7 Qc8-c7 Ke7-f8
Qc7-d6 Kf8-e8 Qd6-c6 Ke8-f7
Qc6-g2
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