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Subject: Re: Can programs find the Lasker move? (Bxa6!!)

Author: Ulrich Tuerke

Date: 12:50:35 08/29/02

Go up one level in this thread


Comet finds it several times, without really realizing a win.

New position
2kr1b1r/1ppnqp2/p3b2p/Q2p4/3P2pN/2N3P1/PPP2PP1/2KR1B1R w - - 0 1

Analysis by Comet B48:

1.Bd3 Qg5+ 2.Rd2 Nb6 3.f3 gxf3 4.gxf3 Qxg3 5.Qxd5
  =  (0.07)   Depth: 5/21   00:00:00  43kN
1.Bxa6 Qg5+ 2.Kb1 f6
  ²  (0.34)   Depth: 5/21   00:00:00  115kN
1.Bxa6 Qg5+ 2.Kb1 f6
  ²  (0.61)   Depth: 5/21   00:00:00  119kN
1.Bxa6 Qg5+ 2.Kb1 bxa6 3.Qxa6+ Kb8 4.Qb5+ Nb6 5.Nxd5
  ²  (0.61)   Depth: 5/21   00:00:00  120kN
1.Bxa6 bxa6 2.Qxa6+ Kb8 3.Nb5 Nb6 4.Qa4
  ²  (0.61)   Depth: 6/25   00:00:00  214kN
1.Bxa6 bxa6 2.Qxa6+ Kb8 3.Nb5 Nb6 4.Qxb6+ cxb6 5.Kb1
  ²  (0.47)   Depth: 7/27   00:00:01  478kN
...
1.Bxa6 bxa6 2.Qxa6+ Kb8 3.Nb5 Nb6 4.Kb1
  ³  (-0.35)   Depth: 9/33   00:00:39  17857kN
1.Bd3 Nb6 2.Bxa6 bxa6 3.Qxa6+ Kb8 4.Nb5
  =  (-0.08)   Depth: 9/33   00:00:45  20131kN
1.Bd3 Kb8 2.Kb1 Nb6 3.f4 gxf3 4.gxf3 Rg8 5.Rdg1 Qb4 6.Qxb4 Bxb4
  =  (-0.02)   Depth: 10/35   00:01:22  35638kN
1.Bd3 Nb6 2.f4 gxf3 3.Nxf3 Qb4 4.Qxb4 Bxb4 5.Ne2 Rdg8 6.c3 Bd6 7.Ne5
  =  (-0.09)   Depth: 11/39   00:02:59  76400kN
1.Bxa6 bxa6 2.Qxa6+ Kb8 3.Nb5 Nb6 4.Rhe1 Nc8 5.Rd3 Qxh4 6.gxh4 Be7
  =  (0.11)   Depth: 11/39   00:04:04  107366kN
1.Bxa6 bxa6 2.Qxa6+ Kb8 3.Nb5 Nb6 4.Rde1 Nc8 5.Ng6 fxg6 6.Rxe6 Qd7
  ²  (0.38)   Depth: 11/39   00:04:48  129089kN
1.Bxa6 bxa6 2.Qxa6+ Kb8 3.Nb5 Nb6 4.Rde1 Qg5+ 5.Kb1 Bd6 6.Re3 Qf6 7.f4 Nc8 8.Qc6
  ²  (0.48)   Depth: 11/39   00:05:46  160083kN



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