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Subject: Re: Wanted: Endgame Test Positions

Author: Roy Eassa

Date: 13:11:49 09/08/01

Go up one level in this thread


On September 08, 2001 at 04:48:41, Eduard Nemeth wrote:

>[D]8/8/p2k3p/1P1p1pp1/P1r5/1R1K1PP1/7P/8 b - - 0 1
>
>In this position is the best move 1...a5! After 2. b6 make 2...Rb4!! a draw.
>


Even after playing the first 4 moves for Fritz 6 (Athlon 1.2 GHz), it still
thinks White is winning [after 1... a5! 2. b6 Rb4! 3. Rxb4 axb4] after 24
minutes:

4.a5-- Kc6 5.h3
  ²  (0.31)   Depth: 1/2   00:00:00
  =  (-0.22)   Depth: 3/6   00:00:00
4.b7 Kc7 5.b8Q+ Kxb8
  ²  (0.28)   Depth: 3/6   00:00:00
  ²  (0.28)   Depth: 4/7   00:00:00
4.Kd4-- Kc6 5.a5 h5 6.h3
  ²  (0.31)   Depth: 4/7   00:00:00
  =  (0.00)   Depth: 5/8   00:00:00  1kN
4.f4! g4 5.b7 Kc7
  =  (-0.09)   Depth: 5/10   00:00:00  1kN
  ²  (0.53)   Depth: 5/10   00:00:00  2kN
4.a5! Kc6
  ²  (0.56)   Depth: 5/10   00:00:00  2kN
  ²  (0.69)   Depth: 5/10   00:00:00  2kN
4.h4-- Kc6 5.a5 gxh4 6.gxh4
  ±  (0.75)   Depth: 5/10   00:00:00  3kN
  =  (0.00)   Depth: 6/10   00:00:00  5kN
4.a5 Kc6 5.g4 f4 6.Kd2 Kb7 7.h3 d4 8.Kc1 Kc6
  =  (-0.09)   Depth: 6/10   00:00:00  6kN
  +-  (1.63)   Depth: 20/43   00:10:16  598809kN



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