Author: Robert Hyatt
Date: 11:26:33 11/25/02
Go up one level in this thread
On November 25, 2002 at 12:56:59, Joachim Rang wrote: >On November 24, 2002 at 23:56:30, Terry McCracken wrote: > >>[D]8/4p3/4Q3/8/8/k1p3PP/1q3P1K/8 w - - 0 1 >> >>This is reposted as it was given little attention. >> >> >>http://www.talkchess.com/forums/1/message.html?266990 > >yep, Terry is right! You can easily try it for yourself, by let the engines play >against themselves. Althoug many engines show a drawish score in the beginning, >they realize after a few moves, that white is going to loose. But you have at >least give the engines 1 minute per move: > >Here are a few winning lines: I don't like that kind of "proof". If white makes a mistake that it doesn't understand early on, then it loses later. That doesn't mean the loss is forced. Note that I am not saying that it is not a loss, but I didn't see anything forced when looking at it myself... > >New game >Shootout (Ruffian1) > >1.Qxe7+ Ka2 2.Qe6+ Kb1 3.Kg2 c2 4.Qe4 Qb5 5.Kh2 Kb2 6.Qd4+ Ka2 7.Qa7+ Kb1 8.Qh7 >Qd5 9.Kg1 Kb2 10.Qh8+ Ka2 11.Qh6 Qd1+ 12.Kg2 c1Q+- 0-1 > > IE in the above I would play 3. Qd4 after letting crafty search a while here. Crafty thinks Kg2 definitely leads to a black advantage after a while. IE the score sticks at 0.00 for the queen move I suggested, while it steadily drops after Kg2... > >New game >Shootout (ChessTiger14) > >1.Qxe7+ Ka2 2.Qe6+ Qb3 3.Qa6+ [3.Qe2+ c2 4.f4 Kb2 5.g4 Qd5 6.Qf2 Kc3 7.Qe3+ Qd3 >8.Qc5+ Kd2 9.Qb4+ Ke3 10.Qc5+ Kxf4 11.Qf2+ Ke4 12.Qf5+ Ke3 13.Qc5+ Kd2 14.Qb4+ >Ke2 15.Qe7+ Qe3 16.Qxe3+ Kxe3+-] 3...Kb2 4.Qf6 Kb1 5.Qf5+ c2 6.Qe4 Ka2 7.Qc6 Kb2 >8.Qf6+ Qc3 9.Qb6+ Kc1 10.Qe6 Kd2 11.Qd5+ Qd3 12.Qa5+ Ke2 13.Qc5 Qd1 14.Qe3+ Kf1 >15.Qe4 c1Q+- 0-1 > > > > >New game >Shootout (Shredder62, Blitz:10') > >1.Qxe7+ Ka2 2.Qe6+ Kb1 3.Qe1+ Ka2 4.Qe6+ Kb1 5.Qe4+ c2 6.f4 Qc3 7.f5 Kc1 8.f6 >Qxf6 9.h4 Qf2+ 10.Kh3 Kd2 11.Qd5+ Ke1 12.Qe4+ Qe2 13.Qc6 Qf1+ 14.Kg4 Qd3 15.Kh3 >Qf5+ 16.Kh2 Ke2 17.Qe8+ Kf1 18.Qc6 Qf2+ 19.Kh3 Kg1 20.Kg4 Qe2+ 21.Kf5 Qf1+ >22.Kg6 c1Q 0-1
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