Author: Sune Larsson
Date: 08:18:58 02/27/01
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On February 27, 2001 at 11:02:34, Ricardo Gibert wrote: >On February 27, 2001 at 10:14:04, Sune Larsson wrote: > >> >> [D]r7/7k/5R2/p3p3/Pp1pPp2/1PpP1Pp1/K1P3P1/8 w - - 0 1 >> >> >> White to move and make it for the draw. Normal play like 1.Rf5? Kg6! >> 2.Rxe5 Rh8! followed by Rh2 gives the full point to black. 1.Re6? makes >> no difference after 1.-Rh8! But the pawnchain carries some hidden secrets... >> To be honest, this is more a test of one's own limitations of the mind. >> I think it's too difficult for any chessprogram (but who knows?. Then >> again, it's possible to test the programs when 1/3,1/2 or 2/3 of the >> solution is performed. A human can solve it by trial and error. If >> normal play doesn't work, one is forced to think in new patterns... >> >> Sune > >Cute problem. Yes, it looks too difficult for computers: 1.Kb1! Kg7 (or 1...Rh8 >2.Rf8!) 2.Rh6! Kxh6 and White has bought enough time to get his King into >position 3.Kc1 Kg5 4.Kd1 Rh8 5.Ke2 drawing due to a stalemate theme. Yes, and then there is another one to check out, when black takes on g2 - following your line - 5.-Rh2 6.Kf1 Rxg2 7.Kxg2 Kh4 8. Kg1! and black can make no progress. Buying time instead of chopping wood...;) Sune
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