Author: Tony Werten
Date: 23:47:21 04/19/02
Go up one level in this thread
On April 19, 2002 at 14:07:13, John Merlino wrote: >This position came up in a game between myself and a friend: > >[D]6k1/5R2/7P/6K1/8/8/p5P1/6r1 w - - 0 1 > >The question is: can White draw (after 1.h7+ Kxf7 2.h8=Q a1=Q)? XiniX thinks h7 is a draw after 12 sec on ply 9 and sticks with it on ply 18. Tony > >Chessmaster says this, but I suspect that the eval is simply because of the >difference in material (not the steadily dropping score): > >Time Depth Score Positions Moves >0:00 2/3 -2.25 978 1.Ra7 a1=Q 2.h7+ Kh8 3.Rxa1 Rxa1 >0:00 3/4 -2.25 2266 1.Ra7 a1=Q 2.h7+ Kh8 3.Rxa1 Rxa1 >0:00 4/5 -2.63 6103 1.Ra7 a1=Q 2.Rxa1 Rxa1 3.g4 Ra5+ > 4.Kg6 Ra6+ 5.Kg5 >0:00 4/5 -2.60 7857 1.Rg7+ Kh8 2.Ra7 a1=Q 3.Rxa1 Rxa1 > 4.g4 Kh7 >0:00 5/6 -2.60 16712 1.Rg7+ Kh8 2.Ra7 a1=Q 3.Rxa1 Rxa1 > 4.g4 Kh7 >0:00 6/7 -4.04 45865 1.Rg7+ Kh8 2.Ra7 a1=Q 3.Rxa1 Rxa1 > 4.Kg6 Rg1 5.Kf5 Rxg2 >0:01 7/8 -4.66 145818 1.Rg7+ Kh8 2.Ra7 a1=Q 3.Rxa1 Rxa1 > 4.g4 Kh7 5.Kf4 Ra4+ 6.Kf5 Ra5+ > 7.Kf6 Kxh6 >0:02 7/8 -4.01 229288 1.h7+ Kxf7 2.h8=Q a1=Q 3.Qh5+ Kf8 > 4.Qf3+ Ke7 5.Qe4+ Kd6 6.Qg6+ Kc5 > 7.Qf5+ Kc4 8.g4 >0:04 8/9 -4.02 414062 1.h7+ Kxf7 2.h8=Q a1=Q 3.Qh5+ Kf8 > 4.Qf3+ Ke7 5.Qe4+ Kd6 6.Qg6+ Kc5 > 7.Qf5+ Kd4 8.Qg4+ Kd5 9.Kh4 >0:09 9/10 -3.93 898261 1.h7+ Kxf7 2.h8=Q a1=Q 3.Qh5+ Kf8 > 4.Qf3+ Ke7 5.Qe4+ Kd6 6.Qg6+ Kc5 > 7.Qf5+ Kd4 8.Qf6+ Kd3 9.Qg6+ Kc4 > 10.g4 >0:20 10/11 -3.76 2026714 1.h7+ Kxf7 2.h8=Q a1=Q 3.Qh5+ Kf8 > 4.Qf3+ Ke7 5.Qe4+ Kd6 6.Qg6+ Kc5 > 7.Qf5+ Kc6 8.Qe6+ Kc7 9.Qf7+ Kc8 > 10.Qf8+ Kb7 11.Qf7+ Kb6 >0:49 11/12 -3.63 4752637 1.h7+ Kxf7 2.h8=Q a1=Q 3.Qh5+ Kf8 > 4.Qf3+ Ke7 5.Qe4+ Kd6 6.Qg6+ Kc5 > 7.Qf5+ Kc6 8.Qe6+ Kc7 9.Qf7+ Kc8 > 10.Qe6+ Kb7 11.Qd7+ Ka6 12.Qd5 >1:39 12/13 -3.53 10149051 1.h7+ Kxf7 2.h8=Q a1=Q 3.Qh5+ Kf8 > 4.Qf3+ Ke7 5.Qe4+ Kd6 6.Qg6+ Kc5 > 7.Qf5+ Kc6 8.Qe6+ Kc7 9.Qf7+ Kc8 > 10.Qf8+ Kb7 11.Qe7+ Kb8 12.Qd8+ > Ka7 13.Qc7+ Ka6 >4:01 13/14 -3.42 25036829 1.h7+ Kxf7 2.h8=Q a1=Q 3.Qh5+ Kf8 > 4.Qf3+ Ke7 5.Qe4+ Kd6 6.Qg6+ Kc5 > 7.Qf5+ Kc6 8.Qe6+ Kc7 9.Qf7+ Kb6 > 10.Qe6+ Kb5 11.Qd5+ Kb4 12.Qe4+ > Kc3 13.Qe5+ Kc2 14.Qd5 >7:53 14/15 -3.35 50033731 1.h7+ Kxf7 2.h8=Q a1=Q 3.Qh5+ Kf8 > 4.Qf3+ Ke7 5.Qe4+ Kd6 6.Qg6+ Kc5 > 7.Qf5+ Kc6 8.Qe6+ Kc7 9.Qf7+ Kc8 > 10.Qf8+ Kb7 11.Qf7+ Kb6 12.Qg6+ > Kb5 13.Qd3+ Kc6 14.Qg6+ Kd5 15.Kf4 > >jm
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