Author: Uri Blass
Date: 03:19:46 12/04/01
Go up one level in this thread
On December 03, 2001 at 15:37:56, Peter Berger wrote: >Golem - Bringer1.9ß11 >[D]r5k1/4R1pp/2b2q2/2Bp4/p1p5/P4P2/1P1Q2PP/6K1 w - - 0 1 bm h4 > >The account Golem is running a current version of Gromit on an Athlon 1400. > >In this position Gromit found the nice and surprising shot h4 - the only road to >a winning advantage for white. > >I suspect every program will find this sooner or later - it's a little about >time. > >Gromit played it in a 60(1o) game ( the cct-4 time control). > >How long does it take your (favourite) program to find the move? > >Cheers, >pete How long does it take Bringer to avoid the blunder Rb8 Here is yace's only material analysis after learning that Qxh4 is losing more than a pawn(rook for a bishop) It believes that c3 is only losing a pawn New position [D]r5k1/4R1pp/2b2q2/2Bp4/p1p4P/P4P2/1P1Q2P1/6K1 b - h3 0 1 Analysis by Yace 0.99.56: 1...Qxh4 2.Rc7 Re8 3.Bf2 Qf6 4.Bd4 Re2 5.Qxe2 Qxd4+ 6.Qf2 Qxf2+ 7.Kxf2 Be8 8.Rc8 +- (1.50) Depth: 1 00:00:00 1...c3 2.Qxc3 ± (0.80) Depth: 1 00:00:00 1...Ra6 = (0.00) Depth: 1 00:00:00 1...Ra6 2.Qd4 = (0.00) Depth: 2 00:00:00 1...Rb8 2.Qd4 Rxb2 µ (-0.80) Depth: 2 00:00:00 1...Rb8 2.Qd4 µ (-0.80) Depth: 2 00:00:00 1...Rb8 2.Qd4 Rxb2 µ (-0.80) Depth: 3 00:00:00 1...Rb8 2.Qd4 Rxb2 3.Qxf6 µ (-0.80) Depth: 4 00:00:00 1...Rb8 2.Qd4 Rxb2 3.Rxg7+ Kxg7 4.Qxf6+ Kg8 ³ (-0.40) Depth: 5 00:00:00 6kN 1...Rb8 2.Qd4 Rxb2 3.Rxg7+ Kxg7 4.Qxf6+ Kxf6 5.Bd4+ Kf7 6.Bxb2 = (0.00) Depth: 5 00:00:00 6kN 1...Rb8 2.Qd4 Rxb2 3.Rxg7+ Kxg7 4.Qxf6+ Kxf6 5.Bd4+ Kf7 6.Bxb2 = (0.00) Depth: 6 00:00:00 30kN 1...Rb8 2.Qd4 Rxb2 3.Rxg7+ Kxg7 4.Qxf6+ Kxf6 5.Bd4+ Kf7 6.Bxb2 Kf8 = (0.00) Depth: 7 00:00:00 186kN 1...Rb8 2.Qd4 Rxb2 3.Rxg7+ Kxg7 4.Qxf6+ Kxf6 5.Bd4+ Kf7 6.Bxb2 Kf8 7.Kf2 = (0.00) Depth: 8 00:00:01 598kN 1...Rb8 2.Qd4 Rxb2 3.Rxg7+ Kxg7 4.Qxf6+ Kxf6 5.Bd4+ Kf7 6.Bxb2 Kf8 7.Kf2 Kg8 = (0.00) Depth: 9 00:00:03 1761kN 1...Rb8 2.Rc7 Qe6 3.Qe3 Qg6 4.Bd4 Rb3 5.Rc8+ Kf7 6.Qf4+ Ke7 7.Qf8+ Ke6 8.Rxc6+ Kd7 ² (0.40) Depth: 10 00:00:07 4053kN 1...Rb8 2.Rc7 Qe6 3.Qe3 Qg6 4.Bd4 Kh8 5.Rxg7 Qb1+ 6.Kh2 Be8 ± (0.80) Depth: 10 00:00:09 5168kN 1...Rb8 2.Rc7 Qe6 3.Qe3 Qxe3+ 4.Bxe3 Be8 5.Bd4 g6 6.Rg7+ Kf8 7.Rxh7 ± (0.80) Depth: 11 00:00:43 24287kN 1...Rb8 2.Rc7 Qe6 3.Qe3 Qxe3+ 4.Bxe3 Be8 5.Bd4 g6 6.Rg7+ Kf8 7.Rxh7 Kg8 8.Rh8+ Kf7 9.Kf2 ± (0.80) Depth: 12 00:01:33 52901kN 1...Rb8 2.Rc7 Qe6 3.Qe3 Qxe3+ 4.Bxe3 Be8 5.Bd4 g6 6.Rg7+ Kf8 7.Rxh7 Kg8 8.Rh8+ Kf7 9.Kf2 Ke6 ± (0.80) Depth: 13 00:04:04 137272kN 1...Rb8 2.Qe3 Qf5 3.Bd6 Rd8 4.Be5 Qb1+ 5.Kh2 Rd7 6.Re8+ Kf7 7.Bd6 Kg6 8.Qe6+ Kh5 9.g4+ Kxh4 10.Bg3+ Kg5 11.Qxc6 g6 ± (1.20) Depth: 14 00:11:17 374955kN 1...Rb8 2.Qe3 Qf5 3.Bd6 Rd8 4.Be5 Qb1+ 5.Kh2 Rd7 6.Re8+ Kf7 7.Bd6 Rd8 8.Rxd8 d4 9.Qxd4 Be8 +- (2.20) Depth: 14 00:12:47 422194kN 1...Rb8 2.Qe3 Qf5 3.Bd6 Rd8 4.Be5 Re8 5.Rxg7+ Kh8 6.Rg5+ Rxe5 7.Qxe5+ Qxe5 8.Rxe5 Kg8 +- (2.30) Depth: 14 00:15:31 513045kN 1...c3 2.Qxc3 +- (2.29) Depth: 14 00:16:59 563432kN 1...c3 2.Qxc3 Qxc3 3.bxc3 Be8 4.Rc7 g6 5.Bf2 Bf7 6.g4 Kg7 7.Bg3 Kg8 8.Kf2 Be8 ± (0.80) Depth: 14 00:18:40 620437kN (Blass, Tel-aviv 04.12.2001)
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