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Subject: Re: Test position (deep tactic)

Author: Mark jones

Date: 06:25:30 10/24/05

Go up one level in this thread

Toga II 1.0 finds the solution after about 11.5 minutes:

New game,
2brr1k1/1pqn1ppp/p3pn2/3PN3/2B2P2/P1N1Q2P/1P4P1/2RR2K1 w - - 0 1

Analysis by Toga II 1.0:

1.Nxd7 Bxd7
  =  (0.00)   Depth: 1/11   00:00:00
1.dxe6 Nxe5 2.fxe5 Bxe6 3.Rxd8 Qxd8 4.exf6 Bxc4
  ²  (0.28)   Depth: 1/14   00:00:00
1.Rd4 Nxe5 2.Qxe5
  ²  (0.32)   Depth: 1/16   00:00:00
1.d6
  ±  (1.33)   Depth: 1/21   00:00:00
1.Nxf7 exd5 2.Nxd5 Rxe3 3.Nxc7
  +-  (1.69)   Depth: 1/21   00:00:00
1.Nxf7 exd5 2.Nxd5 Rxe3 3.Nxc7
  +-  (1.69)   Depth: 2/21   00:00:00
1.Nxf7 Kxf7 2.dxe6+ Kf8 3.Qd3 Qxf4 4.exd7 Bxd7
  ±  (0.92)   Depth: 3/21   00:00:00
1.d6 Qa5 2.Kh1 Nxe5 3.fxe5
  ±  (1.26)   Depth: 3/21   00:00:00
1.d6 Qa5 2.Kh1 Nc5
  ±  (1.23)   Depth: 4/21   00:00:00
1.d6 Qa5 2.Kh1 b5 3.Nc6
  ±  (1.39)   Depth: 5/21   00:00:00
1.d6 Qa5 2.Kh1 Nb6 3.Qd3 g6
  ±  (1.28)   Depth: 6/21   00:00:00  41kN
1.d6 Qa5 2.Kh1 Nxe5 3.fxe5 Nd7 4.Re1 Nc5
  ±  (1.16)   Depth: 7/21   00:00:00  82kN
1.d6 Qa5 2.Kh1 Nb6 3.Ne4 Nfd5 4.Qg3 g6
  ±  (1.31)   Depth: 8/22   00:00:00  197kN
1.d6 Qa5 2.Kh1 Nb6 3.Ne4 Nxe4 4.Qxe4 f6 5.Nf3 Qc5
  ±  (1.10)   Depth: 9/23   00:00:01  425kN
1.d6 Qa5 2.Kh1 Nb6 3.Ne4 Nxe4 4.Qxe4 f6 5.Nf3 Nxc4 6.Rxc4 Rd7
  ±  (1.14)   Depth: 10/23   00:00:01  1032kN
1.d6 Qa5 2.Kh2 Nxe5 3.fxe5 Nd7 4.Re1 Nb6 5.b4 Nxc4 6.bxa5 Nxe3 7.Rxe3
  ±  (1.23)   Depth: 11/30   00:00:03  3223kN
1.d6 Qa5 2.Kh2 Nb6 3.b4 Nxc4 4.Nxc4 Qh5 5.Ne5 Bd7 6.Ne4 Nd5 7.Qg3
  ±  (1.20)   Depth: 12/30   00:00:05  6441kN
1.d6 Qa5 2.Kh2 Nxe5 3.fxe5 Nd7 4.Re1 b5 5.Bd3 Bb7 6.Qa7 b4 7.Qxb7 bxc3
  ±  (1.12)   Depth: 13/35   00:00:11  13242kN
1.d6 Qa5 2.Kh2 Nxe5 3.fxe5 Nd7 4.Re1 b5 5.Bd3 Bb7 6.Qf4 Qb6 7.Re3 Nc5 8.Rf1
  ±  (1.20)   Depth: 14/37   00:00:27  30502kN
1.d6 Qa5 2.b4 Qb6 3.Qd4 Qxd4+ 4.Rxd4 b5 5.Bd3 Nxe5 6.fxe5 Nd7 7.Re1 Bb7 8.Rh4 f5
9.exf6 Nxf6 10.Rd4
  ±  (1.17)   Depth: 15/46   00:01:34  104545kN
1.d6 Qa5 2.b4 Qb6 3.Qxb6 Nxb6 4.Bb3 Bd7 5.Rc2 Kf8 6.g4 Rc8 7.Rdc1 Bc6 8.g5 Nh5
9.Rf2
  ±  (1.17)   Depth: 16/46   00:03:58  264790kN
1.d6 Qa5 2.Kh2 Nxe5 3.fxe5 Nd7 4.Re1 b5 5.Bd3 Bb7 6.Qa7 Qb6 7.Qxb6 Nxb6 8.Rf1
Nd7 9.Rce1 f6 10.exf6 gxf6
  ±  (1.11)   Depth: 17/48   00:07:57  533156kN
1.dxe6 Nxe5 2.fxe5 Qxc4 3.Rxd8 Qxe6 4.Qd4 Bd7 5.exf6 Rxd8 6.Ne4 g6 7.Nc5 Qc6
8.Rd1 Be8 9.Qxd8 Qxc5+ 10.Qd4
  +-  (2.28)   Depth: 17/55   00:11:36  769092kN

(fdf, Home Ltd. 24.10.2005)

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