Author: Tord Romstad
Date: 09:25:25 09/15/03
Go up one level in this thread
On September 14, 2003 at 17:58:56, Roy Eassa wrote:
>[d] 4r1k1/p4ppp/1p1q1n2/1Pb1n3/8/1N4P1/PB3PBP/2RQ2K1 b - - 0 1
>Brutus played ...Bxf2+
>
>1... Bxf2+!?
Like Will Singleton, I think many (perhaps even most) programs will
play Bxf2, but I think finding a win for white will take a very long
time.
Gothmog 0.3.0 plays Bxf2 after less than 4 seconds, but it's a purely
speculative sacrifice. The score is not at all convincing:
1 0.30 0.00 338 e5d3
2 0.36 0.02 1822 e5d3 b3c5 e8e1
3 0.36 0.06 5904 e5d3 b3c5 e8e1 d1e1 d3e1
4 0.36 0.16 16861 e5d3 b3c5 e8e1 d1e1 d3e1
5 0.33 0.37 43953 e5d3 b3c5 e8e1 d1e1 d3e1 c5d3
6 <= 0.31 0.70 87943 e5d3 b3c5 e8e1 d1e1 d3e1 c5d3
6 <= 0.30 0.71 91863 e5d3 b3c5 e8e1 d1e1 d3e1 c5d3
6 >= 0.28 0.77 101522 e5d3 b3c5 b6c5 d1d2 f6e4 g2e4 e8e4
6 >= 0.30 0.77 102450 e5d3 b3c5 b6c5 d1d2 f6e4 g2e4 e8e4
6 0.30 0.77 102450 e5d3 b3c5 b6c5 d1d2 f6e4 g2e4 e8e4
7 >= 0.30 0.88 121824 e5d3 b3c5 b6c5 d1d2 f6e4 g2e4 e8e4
7 <= 0.30 1.62 243021 e5d3 b3c5 b6c5 d1d2 f6e4 g2e4 e8e4
7 0.30 1.62 243021 e5d3 b3c5 b6c5 d1d2 f6e4 g2e4 e8e4
8 <= 0.28 3.24 562274 e5d3 b3c5 b6c5 d1d2 f6e4 g2e4 e8e4 b2c3
8 <= 0.27 3.32 586574 e5d3 b3c5 b6c5 d1d2 f6e4 g2e4 e8e4 b2c3
8 <= 0.23 3.43 620314 e5d3 b3c5 b6c5 d1d2 f6e4 g2e4 e8e4 b2c3
8 >= 0.17 3.84 715349 c5f2 g1f2 f6g4 f2g1 d6h6 c1c3 h6h2 g1f1
e5c4 d1g4 c4b2
8 >= 0.19 3.85 716083 c5f2 g1f2 f6g4 f2g1 d6h6 c1c3 h6h2 g1f1
e5c4 d1g4 c4b2
8 <= 0.22 3.87 724056 c5f2 g1f2 f6g4 f2g1 d6h6 c1c3 h6h2 g1f1
e5c4 d1g4 c4b2
8 <= 0.20 3.90 732508 c5f2 g1f2 f6g4 f2g1 d6h6 c1c3 h6h2 g1f1
e5c4 d1g4 c4b2
8 >= 0.20 3.90 733704 c5f2 g1f2 f6g4 f2g1 d6h6 c1c3 h6h2 g1f1
e5c4 d1g4 c4b2
8 0.20 3.90 733704 c5f2 g1f2 f6g4 f2g1 d6h6 c1c3 h6h2 g1f1
e5c4 d1g4 c4b2
9 >= 0.20 4.05 764761 c5f2 g1f2 f6g4 f2g1 d6h6 c1c3 h6h2 g1f1
h2h5 d1e2 g4h2 f1e1 h5e2 e1e2 e5c4
9 >= 0.22 9.19 1867363 c5f2 g1f2 f6g4 f2g1 d6h6 c1c3 h6h2 g1f1
h2h5 d1e2 g4h2 f1e1 h5e2 e1e2 e5c4
9 >= 0.28 9.85 2024355 c5f2 g1f2 f6g4 f2g1 d6h6 c1c3 h6h2 g1f1
h2h5 d1e2 g4h2 f1e1 h5e2 e1e2 e5c4
9 >= 0.42 11.49 2386823 c5f2 g1f2 f6g4 f2g1 d6h6 c1c3 h6h2 g1f1
h2h5 d1e2 g4h2 f1e1 h5e2 e1e2 e5c4
9 >= 0.67 13.76 2891967 c5f2 g1f2 f6g4 f2g1 d6h6 c1c3 h6h2 g1f1
h2h5 d1e2 g4h2 f1e1 h5e2 e1e2 e5c4
9 <= 1.05 16.52 3475394 c5f2 g1f2 f6g4 f2g1 d6h6 c1c3 h6h2 g1f1
h2h5 d1d2 e5c4 c3c4 g4e3
9 <= 1.03 16.62 3515059 c5f2 g1f2 f6g4 f2g1 d6h6 c1c3 h6h2 g1f1
h2h5 d1d2 e5c4 c3c4 g4e3
9 <= 1.00 16.80 3575188 c5f2 g1f2 f6g4 f2g1 d6h6 c1c3 h6h2 g1f1
h2h5 d1d2 e5c4 c3c4 g4e3
9 <= 0.92 17.06 3662292 c5f2 g1f2 f6g4 f2g1 d6h6 c1c3 h6h2 g1f1
h2h5 d1d2 e5c4 c3c4 g4e3
9 <= 0.77 17.51 3794724 c5f2 g1f2 f6g4 f2g1 d6h6 c1c3 h6h2 g1f1
h2h5 d1d2 e5c4 c3c4 g4e3
9 >= 0.69 17.66 3840055 c5f2 g1f2 f6g4 f2g1 d6h6 c1c3 h6h2 g1f1
h2h5 d1d2 e5c4 c3c4 g4e3
9 <= 0.69 18.02 3946906 c5f2 g1f2 f6g4 f2g1 d6h6 c1c3 h6h2 g1f1
h2h5 d1d4 g4h2 f1g1 h2f3 g2f3 h5f3
9 0.69 18.02 3946906 c5f2 g1f2 f6g4 f2g1 d6h6 c1c3 h6h2 g1f1
h2h5 d1d4 g4h2 f1g1 h2f3 g2f3 h5f3
10 >= 0.69 21.36 4653206 c5f2 g1f2 f6g4 f2g1 d6h6 c1c3 h6h2 g1f1
h2h5 d1d4 g4h2 f1g1 h2f3 g2f3 h5f3
10 <= 0.69 28.06 6063382 c5f2 g1f2 f6g4 f2g1 d6h6 c1c3 h6h2 g1f1
h2h5 d1d4 g4h2 f1g1 h2f3 g2f3 h5f3
10 0.69 28.06 6063382 c5f2 g1f2 f6g4 f2g1 d6h6 c1c3 h6h2 g1f1
h2h5 d1d4 g4h2 f1g1 h2f3 g2f3 h5f3
Tord
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