Author: Roy Eassa
Date: 10:40:56 01/17/02
Go up one level in this thread
On January 17, 2002 at 09:49:28, Heiner Marxen wrote: >Ok, the first position was wrong (in German B=Bauer is a pawn, not a bishop). >[D]6k1/8/5Q2/8/8/8/3p1pp1/3Kbrrb w - - >Now Chest agrees that white wins in 17 moves. Qe7 is the unique key for this: > >PV: Qe7 Kh8 Qg5 Kh7 Qe5 Kg8 Qf6 Kh7 Qf8 Kg6 Qe7 Kh6 Qf7 Kg5 Qe6 Kf4 Qd5 Kg4 Qd7+ >Kh4 Qe7+ Kg3 Qf7 Kg4 Qf6 Kg3 Qf5 Kh4 Qg6 Kh3 Qg5 Kh2 Qh4# With help from Fritz: 1.Qe7 Kh8 2.Qg5 Kh7 3.Qe5 Kg8 4.Qf6 Kh7 5.Qf8 Kg6 6.Qe7 Kh6 7.Qf7 Kg5 8.Qe6 Kf4 9.Qd5 Kg4 [9...Ke3 10.Qc4 Kf3 11.Qd4 Kg3 12.Qe4 Kh3 13.Qe6+ as below] 10.Qe5 Kf3 11.Qd4 Kg3 12.Qe4 Kh3 13.Qe6+ Kg3 [13...Kh4 14.Qg6 as below but one move earlier] 14.Qf5 Kh4 15.Qg6 Kh3 16.Qg5 Kh2 17.Qh4#
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