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Subject: Re: Mate in 7 moves - diagram

Author: Mogens Larsen

Date: 05:19:33 09/27/00

Go up one level in this thread


On September 27, 2000 at 04:45:38, Eduard Nemeth wrote:

>[D]8/8/p3R3/1p5p/1P5p/6rp/5K1p/7k w - - 0 1

Analysis by Gandalf 4.32f:

1.Rxa6 Rg2+ 2.Kf3
  -+  (-8.35)   Depth: 2   00:00:00
1.Rxa6 Rg1 2.Kf3
  -+  (-8.30)   Depth: 3   00:00:00
1.Rxa6 Rg1 2.Rh6 Rg2+ 3.Kf3
  -+  (-8.28)   Depth: 4   00:00:00
1.Rxa6 Rg1 2.Rh6 Rg5 3.Kf3
  -+  (-8.19)   Depth: 5   00:00:00  2kN
1.Rxa6 Rg2+ 2.Kf3 Rg1 3.Ra2 Rb1 4.Rf2 Rxb4
  -+  (-8.19)   Depth: 6   00:00:00  10kN
1.Re1+
  -+  (-8.15)   Depth: 6   00:00:00  10kN
1.Re1+
    (-0.87)   Depth: 7   00:00:00  13kN
1.Re1+
  -+  (-3.14)   Depth: 8   00:00:00  18kN
1.Re1+
  +-  (6.93)   Depth: 9   00:00:00  29kN
1.Re1+ Rg1 2.Rf1 Rxf1+ 3.Kxf1 a5 4.bxa5 b4 5.a6 b3
  +-  (#7)   Depth: 9   00:00:00  29kN


Analysis by Crafty 17.13:

1.Rxa6
  -+  (-4.90)   Depth: 1/2   00:00:00
1.Rxa6 Rd3
  -+  (-4.94)   Depth: 2/5   00:00:00
1.Rxa6 Rg2+ 2.Kf1 Rd2
  -+  (-5.64)   Depth: 3/7   00:00:00
1.Rxa6 Rg2+ 2.Kf1 Rd2
  -+  (-5.24)   Depth: 4/8   00:00:00
1.Rxa6 Rg1 2.Ra3 Rg2+ 3.Ke3
  -+  (-4.80)   Depth: 4/8   00:00:00
1.Rxa6 Rg1 2.Ra5 Rg2+ 3.Kf1 Rg5
  -+  (-5.10)   Depth: 5/10   00:00:00
1.Rxa6 Rg2+ 2.Kf1 Rg4 3.Rf6 Rxb4 4.Ke2
  -+  (-5.65)   Depth: 6/13   00:00:00  11kN
1.Rxa6 Rg2+ 2.Kf1 Rg4 3.Rf6 Rxb4 4.Rf3 Rb1+ 5.Ke2
  -+  (-5.57)   Depth: 7/15   00:00:00  18kN
1.Rxa6 Rg2+ 2.Kf1 Rg4 3.Rf6 Rxb4 4.Rf3 Rb1+ 5.Kf2 Rb2+ 6.Ke3
  -+  (-5.47)   Depth: 8/15   00:00:00  23kN
1.Re1+
  -+  (-5.07)   Depth: 8/15   00:00:00  25kN
1.Re1+ Rg1 2.Rf1 Rxf1+ 3.Kxf1 a5 4.bxa5 b4 5.a6 b3 6.a7 b2 7.a8Q#
  +-  (#7)   Depth: 8/15   00:00:00  26kN

Analysis by Fritz 6 Light:

1.Rxa6 Rg2+ 2.Kf3
  -+  (-4.97)   Depth: 1/3   00:00:00
1.Rxa6 Rg2+ 2.Kf3
  -+  (-4.97)   Depth: 2/5   00:00:00
1.Rxa6 Rg2+ 2.Kf3 Rg1
  -+  (-4.97)   Depth: 3/9   00:00:00
1.Rxa6 Rg2+ 2.Kf3 Rg4 3.Ra1+ Rg1
  -+  (-5.00)   Depth: 4/9   00:00:00  1kN
1.Rxa6 Rg2+ 2.Kf3 Rg8 3.Rf6 Rg3+ 4.Kf2 Rg2+ 5.Kf3
  -+  (-4.97)   Depth: 5/11   00:00:00  2kN
1.Rxa6 Rg2+ 2.Kf3 Rg8 3.Ra5 Rf8+ 4.Ke3 Rf5
  -+  (-5.06)   Depth: 6/15   00:00:00  7kN
1.Rxa6 Rg2+ 2.Kf3 Rg8 3.Ra1+ Rg1 4.Ra5 Rf1+ 5.Ke3 Rf5
  -+  (-5.06)   Depth: 7/17   00:00:00  17kN
1.Rxa6 Rg2+ 2.Kf3 Rg8 3.Ra7 Rf8+ 4.Ke2 Rf4 5.Rh7 Rxb4
  -+  (-5.12)   Depth: 8/16   00:00:00  41kN
1.Re1+
  -+  (-4.84)   Depth: 8/16   00:00:00  42kN
1.Re1+ Rg1 2.Rf1 a5 3.bxa5 b4 4.a6 Rxf1+ 5.Kxf1 b3
  -+  (-4.66)   Depth: 9/15   00:00:00  50kN
1.Re1+--
  -+  (-4.97)   Depth: 10/18   00:00:00  76kN
1.Re1+
  -+  (-4.97)   Depth: 10/18   00:00:00  76kN
1.Re1+!
  +-  (#7)   Depth: 11/14   00:00:00  134kN

Best wishes...
Mogens



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