Author: George Tsavdaris
Date: 14:06:15 02/05/06
Go up one level in this thread
On February 05, 2006 at 16:55:32, Anders Göransson wrote: >played on playchess 16+0, Rybka totally missed a stalemate trick and even showed >mate score > Rybka 13b calculates as best the stalemate move Bxe2 initially, but rejects it very quickly. In less than a second.... So what happened it should probably be a hash issue(as Rybka thought for the Bxe2 in the game for 8 seconds)....Perhaps with the hash fix Vasik will do in the next version this problem will be solved too. Also in my PC Rybka would not play 38...h4 but 38...Rd4 with a -10.00 score 6k1/5p2/4pP2/4P1p1/1r4bp/p1p5/P1P1B3/2K3R1 b - - 0 1 Analysis by Rybka 1.01 Beta 13b 32-bit: 39...Bg4xe2 -+ (-4.99) Depth: 3 00:00:00 39...Bg4xe2 -+ (-4.55) Depth: 4 00:00:00 39...Bg4xe2 40.Rg1xg5+ Kg8-h7 -+ (-3.96) Depth: 5 00:00:00 39...Bg4xe2 40.Rg1xg5+ Kg8-h7 41.Rg5-g7+ Kh7-h6 -+ (-4.02) Depth: 6 00:00:00 3kN 39...Bg4xe2 40.Rg1xg5+ Kg8-h7 41.Rg5-h5+ Kh7-g6 42.Rh5-g5+ Kg6-h6 = (0.00) Depth: 7 00:00:00 5kN 39...h4-h3 40.Rg1xg4 Rb4xg4 41.Be2xg4 h3-h2 42.Bg4-f3 Kg8-h7 ³ (-0.45) Depth: 7 00:00:00 5kN 39...Bg4-h3 40.Rg1xg5+ Kg8-f8 41.Rg5-h5 Kf8-e8 µ (-0.71) Depth: 7 00:00:00 8kN 39...Bg4-f5 40.Rg1xg5+ Kg8-h7 41.Rg5-g7+ Kh7-h6 42.Rg7xf7 -+ (-2.09) Depth: 7 00:00:00 16kN 39...Bg4-f5 40.Rg1xg5+ Kg8-h7 41.Rg5-g7+ Kh7-h6 42.Rg7xf7 Rb4-b2 -+ (-2.15) Depth: 8 00:00:00 22kN 39...Bg4-f5 40.Rg1xg5+ Kg8-h7 41.Rg5-g7+ Kh7-h6 42.Rg7xf7 Rb4-b2 43.Rf7-c7 -+ (-2.36) Depth: 9 00:00:00 35kN 39...Bg4-f5 40.Rg1xg5+ Kg8-h7 41.Rg5-g7+ Kh7-h6 42.Rg7xf7 Rb4-b2 43.Rf7-c7 Rb2xc2+ 44.Kc1-d1 -+ (-2.31) Depth: 10 00:00:00 55kN 39...Bg4-f5 40.Rg1xg5+ Kg8-h7 41.Rg5-g7+ Kh7-h6 42.Rg7xf7 Rb4-b2 43.Rf7-c7 Rb2xc2+ 44.Kc1-d1 Rc2xa2 -+ (-2.71) Depth: 11 00:00:01 104kN 39...Bg4-f5 40.Rg1xg5+ Kg8-h7 41.Rg5-g7+ Kh7-h6 42.Rg7xf7 Rb4-b2 43.Rf7-c7 Rb2xc2+ 44.Kc1-d1 Rc2xa2 45.Rc7xc3 -+ (-2.74) Depth: 12 00:00:02 181kN 39...Bg4-f5 40.Rg1xg5+ Kg8-h7 41.Rg5-g7+ Kh7-h6 42.Rg7xf7 Rb4-b2 43.Rf7-c7 Rb2xc2+ 44.Kc1-d1 Rc2xa2 45.Rc7xc3 h4-h3 -+ (-2.87) Depth: 13 00:00:03 337kN
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