Author: John Merlino
Date: 10:19:24 10/08/05
Go up one level in this thread
On October 08, 2005 at 13:17:07, John Merlino wrote: >On October 07, 2005 at 23:07:51, Rob Basham wrote: > >>[D]8/6R1/1K6/2P5/8/4k3/Q7/8 w - - 0 1 >> >>I find about 8 or 9 different mate solutions.. >> >>Anyone here find more than 9 solutions? >> >>Or, just how many solutions are there that end in a mate? >> >>Thanks! >> >>Rob > >All 43 of White's possible moves leads to a mate between 5-8 moves. Even after >1.Qe2+ Kxe2, for example, White still has a Mate in 7 with either 2.c6 or >2.Re7+. > >jm Shockingly enough, this is actually a Mate in 4 that takes The King almost 30 seconds to find on a P4-2.4. 1.Kb5! This is the only move that leads to Mate in 4. Time Depth Score Positions Moves 0:00 1/4 Mate05 18153 1.Qe6+ Kd4 2.Rd7+ Kc3 3.Qe3+ Kb2 4.Rd2+ Ka1 5.Qg1# 0:00 1/5 Mate05 25777 1.Qe6+ Kd4 2.Rd7+ Kc3 3.Qe3+ Kb2 4.Rd2+ Ka1 5.Qg1# 0:00 1/6 Mate05 48363 1.Qe6+ Kd4 2.Rd7+ Kc3 3.Qe3+ Kb2 4.Rd2+ Ka1 5.Qg1# 0:00 1/7 Mate05 89236 1.Qe6+ Kd4 2.Rd7+ Kc3 3.Qe3+ Kb2 4.Rd2+ Ka1 5.Qg1# 0:00 1/8 Mate05 179963 1.Qe6+ Kd4 2.Rd7+ Kc3 3.Qe3+ Kb2 4.Rd2+ Ka1 5.Qg1# 0:00 2/9 Mate05 362348 1.Qe6+ Kd4 2.Rd7+ Kc3 3.Qe3+ Kb2 4.Rd2+ Ka1 5.Qg1# 0:02 3/10 Mate05 1419970 1.Qe6+ Kd4 2.Rd7+ Kc3 3.Qe3+ Kb2 4.Rd2+ Ka1 5.Qg1# 0:05 4/11 Mate05 3253726 1.Qe6+ Kd4 2.Rd7+ Kc3 3.Qe3+ Kb2 4.Rd2+ Ka1 5.Qg1# 0:13 5/12 Mate05 7775460 1.Qe6+ Kd4 2.Rd7+ Kc3 3.Qe3+ Kb2 4.Rd2+ Ka1 5.Qg1# 0:25 6/13 Mate05 14572322 1.Qe6+ Kd4 2.Rd7+ Kc3 3.Qe3+ Kb2 4.Rd2+ Ka1 5.Qg1# 0:29 6/13 Mate04 16857645 1.Kb5 Ke4 2.Qf2 Kd3 3.Rg4 Kc3 4.Rg3# 0:30 7/14 Mate04 16932111 1.Kb5 Ke4 2.Qf2 Kd3 3.Rg4 Kc3 4.Rg3# jm
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