Author: Uri Blass
Date: 15:54:43 09/28/01
Go up one level in this thread
On September 28, 2001 at 14:35:55, Simon Finn wrote: >On September 28, 2001 at 14:27:32, Simon Finn wrote: > >>On September 28, 2001 at 12:36:55, Dieter Buerssner wrote: >> >>[snip] >> >>>I think, often in this type of positions (only few pawns), chess programs are >>>usually very good. There are only few pawn moves possible, and programs reach a >>>high search depth fast, and of course, because of the TBs. Without TBs I get: >> >>I would be very impressed if any program can solve the following >>innocent-looking position (Grigoriev 1933) in a reasonable time. By "solve" I >>mean find most of the PV (up to 13. Ka8, say) with a winning score. >> >>[D]k7/8/pp6/2p4K/8/PPP5/8/8 w - - bm c4;c0 "Grigoriev 1933";pv "1. c4 Kb7 2. a4 >>Kc6 3. Kg5 Kc7 4. Kf6 Kd7 5. a5 Kd6 6. Kf5 Kc7 7. Ke6 Kc6 8. Ke7 Kc7 9. Ke8 Kf8 >>10. axb6 Kb7 11. Kd7 Kxb6 12. Kc8 Kb6 13. Ka8 a5 14. Kb8 a4 15. bxa4 Ka5 16. Kb7 >>Kxa4 17. Kc6 Kb4 18. Kd5"; > >Sorry - I missed out a move - it should be 13. Kb8 Kc6 14. Ka8 a5 etc. Fritz found all the right moves against me Deep Fritz - Blass,U Level=Blitz:100'. Tel-aviv, 29.09.2001 64MB. URI-PC 1.c4 0.03/21 2:52 Kb7 2.a4 0.03/25 1:46 Kc6 3.Kg5 0.13/28 3:29 Kc7 4.Kf6 0.22/27 4:19 Kd7 5.a5 -0.12/26 2:24 Kd6 6.Kf5 2.22/25 35 Kc7 7.Ke6 1.56/26 6:38 Kc6 8.Ke7 1.56/24 5:52 Kc7 9.Ke8 4.50/26 34 Kc8 10.axb6 #27/19 9 Kb7 11.Kd7 #25/17 2 Kxb6 12.Kc8 #24/15 0 Kc6 13.Kb8 #23/15 0 Kb6 14.Ka8 #22/13 0 a5 15.Kb8 #21/11 0 a4 16.bxa4 #18/6 0 Ka5 17.Kc7 #17/1 0 Line Uri
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