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Subject: Re: an endgame test position

Author: Ernst Walet

Date: 06:53:42 01/13/03

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Fritz8 plays Rxc3 here.

Ernst.

New game
8/2p5/1b6/1P1K1B2/1P1p4/R1r3P1/3k3P/8 w - - 0 1

Analysis by Fritz 8:

103.Ra2+--
  ±  (0.88)   Depth: 7/17   00:00:00  33kN
103.Ra2+ Ke3 104.g4 d3 105.g5 d2 106.Bg4 Kf4
  ²  (0.63)   Depth: 7/27   00:00:00  81kN
103.Ra1!
  ²  (0.66)   Depth: 7/27   00:00:00  85kN
103.Ra1!
  ±  (0.81)   Depth: 7/27   00:00:00  86kN
103.Ra1!
  ±  (1.13)   Depth: 7/27   00:00:00  91kN
103.Ra1 Re3 104.g4 d3 105.g5 Rf3 106.Bg4 Rf4 107.Rd1+ Ke3
  ±  (1.25)   Depth: 8/19   00:00:00  184kN
103.Ra1--
  ±  (0.97)   Depth: 9/20   00:00:00  254kN
103.Ra1 d3 104.g4
  ±  (0.97)   Depth: 9/33   00:00:00  357kN
103.Ra1 d3 104.h4 Ke2 105.Bg4+ Kf2 106.Rd1 Kxg3 107.Bf5 Kxh4 108.Bxd3 Rb3
  ±  (0.84)   Depth: 10/23   00:00:01  614kN
103.Rxc3!
  ±  (0.88)   Depth: 10/23   00:00:01  642kN
103.Rxc3!
  ±  (1.03)   Depth: 10/23   00:00:01  654kN
103.Rxc3--
  ±  (0.75)   Depth: 11/22   00:00:02  836kN
103.Rxc3 dxc3 104.g4
  ±  (0.75)   Depth: 11/22   00:00:02  859kN
103.Ra1!
  ±  (0.78)   Depth: 11/26   00:00:02  1300kN
103.Ra1!
  ±  (0.94)   Depth: 11/27   00:00:03  1444kN
103.Ra1 d3 104.g4 Ke3 105.Re1+ Kf2 106.Rd1 Ke2
  ±  (0.97)   Depth: 11/27   00:00:03  1646kN
103.Ra1 d3 104.g4 Ke3 105.Re1+ Kf2 106.Rd1 Ke2
  ±  (0.97)   Depth: 12/28   00:00:05  2428kN
103.Rxc3!
  ±  (1.00)   Depth: 12/28   00:00:05  2516kN
103.Rxc3!
  ±  (1.16)   Depth: 12/28   00:00:05  2579kN
103.Rxc3 dxc3 104.g4 Be3 105.Kc6 Bf4 106.h3 Kd1 107.h4 Bg3 108.h5 Bf4 109.Be4
  ±  (1.38)   Depth: 13/24   00:00:06  3345kN
103.Rxc3 dxc3 104.g4 Be3 105.Kc6 Bf4 106.h4 Bg3 107.h5 Bf4 108.b6 cxb6 109.Kxb6
Be3+ 110.Kb5 Bf4 111.Kc4 Be3 112.Be4
  +-  (1.50)   Depth: 14/31   00:00:09  4666kN, tb=1
103.Rxc3 dxc3 104.g4 Be3 105.Kc6 Bf4 106.h4 Bg3 107.h5 Bf4 108.b6 cxb6 109.Kxb6
Be3+ 110.Kb5 Bf4 111.Kc4 Be3 112.Be4
  +-  (1.50)   Depth: 15/32   00:00:13  6878kN, tb=3
103.Rxc3!
  +-  (1.78)   Depth: 16/36   00:00:22  12488kN, tb=9
103.Rxc3 dxc3 104.g4 Ke3 105.h4 Kf4 106.h5 Kg5 107.Kc4 c2 108.Bxc2 Bf2 109.Bf5
Bb6 110.Kc3
  +-  (1.78)   Depth: 17/40   00:00:42  24343kN, tb=32
103.Rxc3 dxc3 104.g4 Ke3 105.h4 Kf4 106.h5 Kg5 107.Kc4 c2 108.Bxc2 Bf2 109.Bf5
Bb6 110.Kd5
  +-  (1.84)   Depth: 18/34   00:01:29  52846kN, tb=326
103.Rxc3 dxc3 104.g4 Ke3 105.h4 Kf4 106.h5 Kg5 107.Kc4 c2 108.Bxc2 Bf2 109.Bf5
Bb6 110.Kd5
  +-  (1.84)   Depth: 19/45   00:03:27  124229kN, tb=1136
103.Rxc3!
  +-  (2.13)   Depth: 20/47   00:06:28  234825kN, tb=2966
103.Rxc3!
  +-  (2.41)   Depth: 21/46   00:14:20  525435kN, tb=8642

(Celeron 1.2GHz, 512MB hash, 3, 4 and 5 piece EGTB's 13.01.2003)



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