Author: Jeremiah Penery
Date: 22:00:58 02/07/00
Go up one level in this thread
On February 07, 2000 at 18:35:34, Paulo Soares wrote: >On February 07, 2000 at 17:49:54, Jeremiah Penery wrote: > >>On February 07, 2000 at 15:06:06, Vincent Lejeune wrote: >> >>>3 hard positions, if you want to torture your favourite chessengine for long >>>minutes ... >>>White to play and win!, The keymove is unique for each one. >>>N°1 will cause serious problem for nullmover >>>Solution below ... >>> >>>Good work ! ;) >>> >>>[D] 2k1r3/3q4/8/8/8/8/5RK1/6Q1 w - - >>>[D] 8/8/1P3P2/8/8/8/8/b2nk2K w - - >>>[D] 7Q/3k2p1/6p1/8/1K2Np2/8/8/5q2 w - - >>> >>>[Event "?"] >>>[Site "?"] >>>[Date "????.??.??"] >>>[Round "?"] >>>[White "1"] >>>[Black "?"] >>>[Result "*"] >>>[SetUp "1"] >>>[FEN "2k1r3/3q4/8/8/8/8/5RK1/6Q1 w - - 0 10"] >>>[PlyCount "21"] >>> >>>10. Rc2+ Kb8 11. Rb2+ Ka8 12. Qa1+ Qa7 13. Qh1 $3 Rb8 14. Kh2+ Rb7 15. Qd5 Qb8+ >>>16. Kg2 Qc7 >> >>Qc7 is bad. I don't see how white can win after Qc8. > > >7....Qc8 loses to 8. Ra2+ I see it now. It's quite a deep combination.
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