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Subject: testposition from game 2 - avoid b4 (Fritz8 & S7 analysis)

Author: bobby palacios

Date: 18:02:28 01/28/03


[D] 2b2rk1/rp5p/3p1qpQ/2nPpp2/p1P5/R7/PPBN1PPP/4R1K1 w - - 0 22

p4 2.47ghz, 128mb hash (at least 10 minutes)

Analysis by Shredder 7:


22.b4 axb3 23.Rxa7 bxc2 24.Rc1 e4 25.Rxc2 Qa1+ 26.Nf1 f4 27.h3 Qe1 28.Rb2 Nd3
  +-  (2.15)   Depth: 10/19   00:00:01  514kN
22.b4 axb3 23.Rxa7 bxc2 24.Rc1 e4 25.Rxc2 Qa1+ 26.Nf1 f4 27.Ra8 Nd3 28.Rxc8 Rxc8
29.Qf8+ Rxf8
  +-  (1.91)   Depth: 11/24   00:00:03  996kN
22.b4 axb3 23.Rxa7 bxc2 24.Rc1 e4 25.Rxc2 Qa1+ 26.Nf1 f4 27.h3 Qb1 28.Rd2 f3
29.g4 Nd3
  +-  (1.94)   Depth: 12/24   00:00:07  2416kN
22.b4 axb3 23.Rxa7 bxc2 24.Rc1 e4 25.Rxc2 Qa1+ 26.Nf1 f4 27.h3 Qb1 28.Rd2 f3
29.Qxh7+ Kxh7 30.Rxb7+ Bxb7
  +-  (1.69)   Depth: 13/27   00:00:13  4561kN
22.b4 axb3 23.Rxa7 bxc2 24.Rc1 e4 25.Rxc2 Qa1+ 26.Nf1 f4 27.a3 Qb1 28.Rd2 Qc1
29.Rd4 Qc3 30.Rd1 Qxc4
  +-  (1.58)   Depth: 13/27   00:00:16  5764kN
22.b4 axb3 23.Rxa7 bxc2 24.Rc1 e4 25.Rxc2 Qa1+ 26.Nf1 f4 27.a3 Qb1 28.Rd2 Qc1
29.Rxb7 Nxb7 30.Qxh7+
  ±  (1.33)   Depth: 14/31   00:00:34  12300kN
22.b4 axb3 23.Rxa7 bxc2 24.Rc1 e4 25.Rxc2 Qa1+ 26.Nf1 f4 27.h4 Bg4 28.h5 Bxh5
29.a4 Bd1 30.Qxh7+ Kxh7 31.Rxb7+ Nxb7 32.f3
  ±  (0.83)   Depth: 14/38   00:01:03  22895kN
22.b4 axb3 23.Rxa7 bxc2 24.Rc1 e4 25.Rxc2 f4 26.Nf1 e3 27.Ra8 Qf5 28.Rxc8 Rxc8
29.Rb2 Qe5 30.Re2 exf2+ 31.Rxf2 Ne4 32.Rxf4
  ³  (-0.35)   Depth: 14/42   00:02:21  51072kN
22.Rh3 b6 23.b4 axb3 24.axb3 e4 25.b4 Na6 26.Kh1 Qb2 27.Bb1 f4 28.Nxe4 Nxb4
29.Rh4
  ³  (-0.34)   Depth: 14/42   00:02:28  53340kN
22.Rh3 b6 23.b4 axb3 24.axb3 e4 25.b4 Na6 26.b5 Nc5 27.Bb1 Nd3 28.Bxd3 exd3
29.Rxd3
  =  (0.01)   Depth: 14/42   00:02:32  54529kN
22.Rh3 Qg7 23.Qg5 e4 24.Rb1 Bd7 25.Qf4 Ra6 26.Rg3 Qd4 27.Rc3 a3 28.Bxe4 fxe4
  =  (0.14)   Depth: 14/42   00:07:02  142719kN
22.Bb1 e4 23.b4 Nd7
  =  (0.15)   Depth: 14/42   00:07:06  143951kN
22.Bb1 e4 23.b4 Nd7 24.Nf1 Qg7 25.Qxg7+ Kxg7 26.Rh3 f4 27.Bxe4
  ²  (0.50)   Depth: 14/42   00:07:14  146519kN
22.Bb1 Qg7 23.Qxg7+ Kxg7 24.b4 Nd7 25.Rc3 Nf6 26.a3
  ±  (0.84)   Depth: 14/42   00:08:08  163908kN
22.Nf3 e4 23.Ng5 b6 24.b4 Qb2 25.Rh3 Qxb4 26.Rd1 f4 27.Rh4 Qxc4 28.Nxh7 Rg7
29.Nxf8 Qf1+
  ±  (0.85)   Depth: 14/42   00:08:50  177217kN
22.Nf3 e4 23.Ng5 b6 24.b4 Qb2 25.Rh3 Qxb4 26.Rd1 f4 27.Rh4 Qxc4 28.Nxh7 Rg7
29.Nxf8 Kxf8
  ±  (1.20)   Depth: 14/42   00:09:06  182515kN
22.Nf3 e4 23.Ng5 Qg7 24.Qxg7+ Kxg7 25.b4 axb3 26.Rxa7 bxc2 27.Rc1 h6 28.Nh3 f4
29.Rxc2 g5 30.Kf1
  ±  (1.37)   Depth: 14/48   00:11:17  223990kN



Analysis by Fritz 8:

22.b4 axb3 23.Rxa7 bxc2 24.Qe3 f4 25.Qf3 Bf5
  ²  (0.69)   Depth: 7/18   00:00:00  37kN
22.b4 axb3 23.Rxa7 bxc2 24.Qe3 f4 25.Qf3 Bf5
  ²  (0.69)   Depth: 8/18   00:00:00  128kN
22.b4 axb3 23.Rxa7 bxc2 24.Rc1 f4 25.Nb3 Bg4 26.Nxc5
  ²  (0.69)   Depth: 9/22   00:00:00  314kN
22.b4 axb3 23.Rxa7 bxc2 24.Rc1 f4 25.Nb3 Nd3 26.Rxc2 Qe7 27.Nc1 Nc5
  ²  (0.69)   Depth: 10/25   00:00:00  738kN
22.b4 axb3 23.Rxa7 bxc2 24.Rc1 f4 25.Rxc2 e4 26.Rc1 Bg4 27.Rb1
  ±  (0.72)   Depth: 11/28   00:00:02  1556kN
22.b4 axb3 23.Rxa7 bxc2 24.Nb3 Nd3 25.Re2 f4
  ²  (0.59)   Depth: 12/30   00:00:04  3885kN
22.b4 axb3 23.Rxa7 bxc2 24.Nb3 Nd3 25.Re2 f4 26.Rxc2 e4 27.f3 exf3 28.gxf3 Re8
29.c5 Re1+
  ²  (0.59)   Depth: 13/30   00:00:13  11804kN
22.b4--
  ²  (0.31)   Depth: 14/34   00:00:31  28670kN
22.b4 axb3 23.Rxa7 bxc2 24.Rc1 f4 25.Rxc2 e4 26.Ra8 e3 27.Nb3 Ne4
  ²  (0.28)   Depth: 14/34   00:00:37  33829kN
22.b4 axb3 23.Rxa7 bxc2 24.Rc1 f4 25.Rxc2 e4 26.Nf1 e3 27.Re2
  =  (0.13)   Depth: 15/34   00:03:23  174434kN
22.b4 axb3 23.Rxa7 bxc2 24.Rc1 f4 25.Rxc2 e4 26.h3 Bf5 27.Nb3 e3 28.Re2 Bd3
  ²  (0.28)   Depth: 16/40   00:09:16  488360kN









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