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Subject: Re: How do other programs see this position (more)

Author: Djordje Vidanovic

Date: 09:52:31 04/06/04

Go up one level in this thread


On April 06, 2004 at 12:04:38, Robert Hyatt wrote:

>Looks like you got the fail high, but didn;t wait long enough for the score to
>resolve.  My root aspiration window is +/- .4, which is exactly how much your
>score changed at depth=12...


Yes, you are right.  A fail high it was. I reran the test:

New game
r5k1/1RR2p1p/5Ppb/3pB3/3Pr1P1/4P2P/5QK1/q7 b - - 0 1

Analysis by Crafty 19.12:

1...Bxe3
  ±  (0.81)   Depth: 1/9   00:00:00
1...Bxe3 2.Qh4
  ±  (1.01)   Depth: 2/9   00:00:00
1...Ra2
  ²  (0.41)   Depth: 2/9   00:00:00
1...Ra2 2.Rc8+ Bf8 3.Rc2 Rxc2 4.Qxc2 Rxe3
  ²  (0.35)   Depth: 2/9   00:00:00
1...Ra2 2.Rc8+ Bf8 3.Rxf8+ Kxf8 4.Rb8#
  +-  (#3)   Depth: 3/9   00:00:00
1...Bxe3 2.Qh4 Qg1+ 3.Kf3 Qf1+ 4.Kg3
  =  (0.22)   Depth: 3/9   00:00:00
1...Bxe3 2.Qc2 Qg1+ 3.Kf3 Qf1+ 4.Kg3 Qg1+ 5.Kf3
  =  (0.02)   Depth: 4/12   00:00:00
1...Bxe3 2.Qc2 Qg1+ 3.Kf3 Qf1+ 4.Kg3 Qg1+ 5.Kf3
  ³  (-0.38)   Depth: 5/12   00:00:00
1...Bxe3 2.Qc2 Qg1+ 3.Kf3 Qf1+ 4.Kg3 Qg1+ 5.Kf3
  µ  (-1.38)   Depth: 5/12   00:00:00
1...Bxe3 2.Ra7 Bxf2 3.Rxa1 Rxa1 4.Kxf2
  -+  (-1.49)   Depth: 5/12   00:00:00
1...Bxe3 2.Qf1 Ra2+ 3.Kg3 Bf4+ 4.Bxf4 Ra3+ 5.Kg2 Qxf1+ 6.Kxf1 Rxf4+ 7.Ke2 Rxf6
  ²  (0.43)   Depth: 6/16   00:00:00  132kN
1...Bxe3 2.Rxf7 Rxe5 3.Rg7+ Kf8 4.Rxh7 Rh5 5.Rhf7+ Kg8 6.Qxe3
  +-  (5.39)   Depth: 7/16   00:00:00  387kN
1...Rf8 2.g5 Rxe5 3.dxe5 Bxg5 4.e6 fxe6
  +-  (3.86)   Depth: 7/16   00:00:00  869kN
1...Rf8 2.g5 Rxe5 3.dxe5 Bxg5 4.e6 Bxf6 5.exf7+ Kg7
  +-  (4.35)   Depth: 8/18   00:00:01  1282kN
1...Bf8
  +-  (3.46)   Depth: 8/18   00:00:01  1973kN
1...Bf8 2.Rxf7 Rxe5 3.dxe5 Ra2 4.e6 Rxf2+ 5.Kxf2 Qe5
  +-  (2.81)   Depth: 8/18   00:00:02  2331kN
1...Bf8 2.Rxf7 Rxe5 3.dxe5 Ra2 4.Qxa2 Qxa2+ 5.Kg3 d4 6.exd4 Qxf7 7.Rxf7 Kxf7
  +-  (3.05)   Depth: 9/19   00:00:02  2837kN
1...Bf8 2.Rxf7 Rxe5 3.dxe5 Ra2 4.Qxa2 Qxa2+ 5.Kg3 d4 6.exd4 Qxf7 7.Rxf7 Kxf7
  +-  (2.65)   Depth: 10/20   00:00:04  5474kN
1...Bf8 2.Qf1 Ra2+ 3.Kg1 Qxf1+ 4.Kxf1 Ra1+ 5.Kg2 Ra2+ 6.Kf3 Ra3 7.Rxf7 Rexe3+
8.Kf2 Rf3+ 9.Ke2 Rae3+ 10.Kd2 Rxh3
  +-  (2.62)   Depth: 10/20   00:00:05  7959kN
1...Bf8 2.Qf1 Qxf1+ 3.Kxf1 Bh6 4.Ra7 Rb8 5.Rxf7 Rb1+ 6.Kg2 Rb2+ 7.Kg1 Rb1+ 8.Kf2
Rb2+ 9.Ke1 Bxe3 10.Rxh7 Bxd4+
  +-  (2.87)   Depth: 11/20   00:00:09  15989kN
1...Bf8 2.Qf1 Qxf1+ 3.Kxf1 Rxe3 4.Rxf7 h5 5.gxh5 gxh5 6.h4 Bh6 7.Ra7 Rxa7 8.Rxa7
Kf8
  +-  (2.55)   Depth: 12/24   00:00:16  30177kN
1...Rxe3
  +-  (2.47)   Depth: 12/24   00:00:45  88355kN
1...Rxe3 2.Rxf7 Rxe5 3.Rxh7 Bf8 4.dxe5 Ra2 5.Qxa2 Qxa2+ 6.Kg3 Qa3+ 7.Kf4 Bh6+
8.g5 Qc1+ 9.Kf3 Qxg5
  +-  (1.58)   Depth: 12/24   00:01:06  131950kN
1...Rxe3 2.Rxf7 Rxe5 3.Rxh7 Bf8 4.dxe5 Ra2 5.Qxa2 Qxa2+ 6.Kg3 Qa3+ 7.Kf4 Bh6+
8.g5 Qc1+ 9.Kf3 Qxg5
  ±  (1.18)   Depth: 13/24   00:02:09  258608kN
1...Rxe3 2.Re7 Qa6 3.Rxf7 Re2 4.Rg7+ Kh8 5.Rxh7+ Kg8 6.Rxh6 Rxf2+ 7.Kxf2 Qxb7
8.Rxg6+ Kh8 9.f7+ Kh7 10.Rg7+ Kh6 11.g5+ Kh5 12.g6
  ±  (1.13)   Depth: 13/24   00:03:12  389252kN

(Vidanovic, MyTown 06.04.2004)





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