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Subject: Re: Test move f4!

Author: Uri Blass

Date: 17:12:22 05/22/05

Go up one level in this thread


On May 22, 2005 at 19:51:05, Vincent Lejeune wrote:

>Wich engine would play f4!! ?
>
>[d]r1b1k2r/1p3ppp/p1n1pn2/3pq1B1/3NPP2/2P5/P1P1B1PP/R2Q1RK1 b kq - 0 1
>
>after f4 :
>12...Dxe4 13.Fxf6 gxf6 14.Fd3 De3+ 15.Rh1 Cxd4 16.cxd4 e5 17.dxe5 fxe5 18.Dh5
>or 12...Dc7 13.Fxf6 gxf6 14.exd5 exd5
>
>1-0
>
>Strangely, computers have problem to find this move but when you play it on the
>board it understand quickly black is burst.

I cannot see if the pawn is at f2 or f3 in the relevant position.

Here is an analysis by Shredder if you assume that the pawn is at f2

New game,
[D]r1b1k2r/1p3ppp/p1n1pn2/3pq1B1/3NP3/2P5/P1P1BPPP/R2Q1RK1 w kq - 0 1

Analysis by Shredder 9 UCI:

1.Bxf6
  ²  (0.61)   Depth: 1/8   00:00:00
1.Bxf6
  ²  (0.61)   Depth: 1/8   00:00:00
1.Bxf6 gxf6 2.exd5 Qxd5
  ²  (0.61)   Depth: 2/8   00:00:00
1.Bxf6 gxf6 2.exd5 Qxd5 3.Qd3
  ±  (0.76)   Depth: 3/10   00:00:00
1.Bxf6 gxf6
  ²  (0.51)   Depth: 4/13   00:00:00
1.Bxf6 Qxf6 2.exd5 exd5 3.Nxc6 bxc6 4.Re1
  ²  (0.44)   Depth: 4/13   00:00:00
1.Bxf6 Qxf6 2.exd5 exd5 3.Nxc6 bxc6 4.c4 0-0
  ²  (0.52)   Depth: 5/13   00:00:00
1.Bxf6 Qxf6 2.exd5 exd5 3.Nxc6 bxc6 4.c4 0-0 5.cxd5
  ²  (0.52)   Depth: 6/13   00:00:00  15kN
1.Bxf6 Qxf6 2.exd5 exd5 3.Bf3 0-0 4.Bxd5 Be6 5.Qh5
  ²  (0.36)   Depth: 7/14   00:00:00  37kN
1.Bxf6 Qxf6 2.exd5 exd5 3.Bf3 0-0 4.Bxd5 Be6 5.Qh5 Bxd5
  ²  (0.36)   Depth: 8/16   00:00:00  82kN
1.Bxf6 Qxf6 2.exd5 exd5 3.Bf3 Be6 4.Rb1 0-0 5.Rxb7 Ra7 6.Rxa7
  ²  (0.54)   Depth: 9/19   00:00:02  128kN
1.Bxf6 Qxf6 2.exd5 exd5 3.Bd3 Be6 4.Qh5 Nxd4
  ²  (0.60)   Depth: 10/26   00:00:02  283kN
1.Bxf6 Qxf6 2.exd5 exd5 3.Bd3 Be6 4.Qh5 Nxd4 5.cxd4 g6 6.Qh6 Qxd4 7.Rae1 0-0-0
  ²  (0.61)   Depth: 11/26   00:00:04  487kN
1.Bxf6 Qxf6 2.exd5 exd5 3.Bd3 0-0 4.Qh5 g6 5.Qxd5 Rd8 6.Qf3 Qxf3 7.Nxf3 Be6
  ²  (0.53)   Depth: 12/26   00:00:05  934kN
1.Bxf6 Qxf6 2.exd5 exd5 3.Bd3 0-0 4.Qh5 g6 5.Qxd5 Be6 6.Nxe6 fxe6 7.Qd6 Rad8
8.Qc7
  ²  (0.63)   Depth: 13/26   00:00:07  1787kN
1.Bxf6 Qxf6 2.exd5 exd5 3.Bd3 0-0 4.Qh5 g6 5.Qxd5 Rd8 6.Qb3 b5
  ²  (0.57)   Depth: 14/34   00:00:11  4996kN
1.Bxf6 Qxf6 2.exd5 exd5 3.Bd3 0-0 4.Qh5 g6 5.Qxd5 Rd8 6.Qf3 Qxf3 7.Nxf3 Bg4
8.Ng5 Ne5 9.Be4 Rab8
  ²  (0.57)   Depth: 15/34   00:00:20  8967kN
1.Bxf6 Qxf6 2.Bf3 dxe4 3.Bxe4 0-0 4.Nxc6 bxc6 5.Rb1 Rd8 6.Qh5 g6 7.Qc5 Bd7
8.Rfd1 Qf4 9.Rb4 Be8
  ²  (0.46)   Depth: 16/40   00:01:11  32382kN
1.f4
  ²  (0.47)   Depth: 16/40   00:01:23  38022kN
1.f4
  ±  (0.82)   Depth: 16/40   00:01:30  41365kN
1.f4 Qc7 2.Bxf6 gxf6 3.exd5 Ne7 4.dxe6 Bxe6 5.Nxe6 fxe6 6.Bh5+ Kf8 7.Re1 Rd8
8.Qg4 Qb6+ 9.Kh1 Rg8 10.Rxe6 Rxg4 11.Rxb6 Rxf4
  +-  (1.67)   Depth: 16/43   00:02:37  70724kN

(,  23.05.2005)



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