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Subject: Re: Endgame test position

Author: Gian-Carlo Pascutto

Date: 05:23:27 05/15/02

Go up one level in this thread


On May 15, 2002 at 07:46:27, Andrew Williams wrote:

>How long does it take your program to see Rxe7! here?

Athlon XP 1800 : 1 second

PostModernist - did
[D]4r1k1/2R1N1b1/8/p7/1p6/6PK/7P/8 b - - 0 1

Analysis by Sjeng 12.14:

55...Kh7 56.Nf5 Rg8
  ³  (-0.53)   Depth: 2   00:00:00
55...Kh7 56.Nf5 Rg8 57.g4
  ³  (-0.27)   Depth: 3   00:00:00
55...Kh8 56.Nf5 Be5 57.Rd7
  ³  (-0.33)   Depth: 3   00:00:00
55...Kh8 56.Nf5 Be5 57.Rd7
  ³  (-0.33)   Depth: 3   00:00:00
55...Kh8 56.Nc6 Ra8 57.Rb7 Kh7 58.Nxb4 axb4 59.Rxb4
  ³  (-0.49)   Depth: 4   00:00:00
55...Kh8 56.Nc6 Ra8 57.Rb7 Kh7 58.Nxb4 axb4 59.Rxb4
  ³  (-0.49)   Depth: 4   00:00:00
55...Kh8 56.Nf5 Bc3 57.Kg4 a4 58.h4
  ³  (-0.39)   Depth: 5/14   00:00:00
55...Kh8 56.Nf5 Bc3 57.Kg4 a4 58.h4
  ³  (-0.39)   Depth: 5/16   00:00:00
55...Kh8 56.Rb7 a4 57.Rxb4 Rxe7 58.Rh4+ Kg8 59.Rxa4
  ³  (-0.46)   Depth: 6/16   00:00:00  112kN
55...Kh8 56.Rb7 a4 57.Rxb4 Rxe7 58.Rh4+ Kg8 59.Rxa4
  ³  (-0.46)   Depth: 6/17   00:00:00  150kN
55...Kh8 56.Rb7 a4 57.Rxb4 Rxe7 58.Rxa4 Re2 59.Ra7
  ³  (-0.47)   Depth: 7/17   00:00:01  267kN
55...Rxe7 56.Rxe7 b3 57.Re1 a4 58.Rb1 Kh7 59.Kg4 Kg6
  µ  (-0.91)   Depth: 7/19   00:00:01  381kN
55...Rxe7 56.Rxe7 b3 57.Re1 a4 58.Rb1 Kh7 59.Kg4 Kg6
  µ  (-0.91)   Depth: 7/19   00:00:01  390kN
55...Rxe7 56.Rxe7 b3 57.Re8+ Kf7 58.Re1 a4 59.Rb1 Bf6 60.Kg4 Ke6
  µ  (-1.12)   Depth: 8/19   00:00:01  592kN
55...Rxe7 56.Rxe7 b3 57.Re8+ Kf7 58.Re1 a4 59.Rb1 Bf6 60.Kg4 Ke6
  µ  (-1.12)   Depth: 8/21   00:00:01  625kN
55...Rxe7 56.Rxe7 b3 57.Re8+ Kf7 58.Re1 b2 59.Kg2 a4 60.Rf1+ Kg8 61.Re1 a3
62.Rb1 Be5
  µ  (-1.22)   Depth: 9/21   00:00:02  855kN
55...Rxe7 56.Rxe7 b3 57.Re8+ Kf7 58.Re1 b2 59.Kg2 a4 60.Rf1+ Kg8 61.Re1 a3
62.Rb1 Be5
  µ  (-1.22)   Depth: 9/24   00:00:02  941kN
55...Rxe7
  -+  (-1.72)   Depth: 10/25   00:00:03  1546kN
55...Rxe7 56.Rxe7 b3 57.Rb7 a4 58.g4 b2 59.g5 a3 60.g6 Kf8 61.Rf7+ Ke8 62.Rb7
  -+  (-2.98)   Depth: 10/25   00:00:04  2525kN
55...Rxe7 56.Rxe7 b3 57.Rb7 a4 58.g4 b2 59.g5 a3 60.g6 Kf8 61.Rf7+ Ke8 62.Rb7
  -+  (-2.98)   Depth: 10/25   00:00:04  2605kN
55...Rxe7 56.Rxe7 b3 57.Rb7 a4 58.g4 b2 59.g5 a3 60.g6 Kf8 61.Rf7+ Ke8 62.Rxg7
b1Q 63.Kh4
  -+  (-3.31)   Depth: 11/25   00:00:06  3748kN, tb=1
55...Rxe7 56.Rxe7 b3 57.Rb7 a4 58.g4 b2 59.g5 a3 60.g6 Kf8 61.Rf7+ Ke8 62.Rxg7
b1Q 63.Kh4
  -+  (-3.31)   Depth: 11/28   00:00:07  3883kN, tb=1
55...Rxe7
  -+  (-3.81)   Depth: 12/33   00:00:09  5825kN, tb=7
55...Rxe7 56.Rxe7 b3 57.Rb7 a4 58.Ra7 b2 59.Rxa4 b1Q 60.Rf4 Kh7 61.Rh4+ Kg6
62.Rg4+ Kf7 63.Rf4+ Bf6 64.g4 Kg6
  -+  (-4.74)   Depth: 12/33   00:00:14  9227kN, tb=12
55...Rxe7 56.Rxe7 b3 57.Rb7 a4 58.Ra7 b2 59.Rxa4 b1Q 60.Rf4 Kh7 61.Rh4+ Kg6
62.Rg4+ Kf7 63.Rf4+ Bf6 64.g4 Kg6
  -+  (-4.74)   Depth: 12/33   00:00:15  9319kN, tb=12

--
GCP



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