Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: A impressive move. Does your engine find it?

Author: Fermin Serrano

Date: 23:16:18 06/23/03

Go up one level in this thread


That is the line of the game: 11.Qa4, Nd7 12.Nc7+! Rxc7 13.Bxa6 which is winning
line.

Maybe those engines did see 12.Nc7+!


On June 23, 2003 at 20:23:46, Peter Stayne wrote:

>Not sure that that is the correct move?
>
>Most engines I've run say that after Nb5 Qa4 Nd7, the knight has to retreat
>back.
>
>Deep Fritz 7 on my Dual Xeon 3.06
>
>New game
>r2qkb1r/1b3ppp/ppn1pn2/3p4/3P1B2/P1N1PN2/1P3PPP/2RQKB1R w Kkq - 0 1
>
>Analysis by Deep Fritz 7:
>
>1.Bd3 Bd6 2.Bxd6 Qxd6 3.Qb3 Ne7 4.Ne5 0-0 5.0-0 Rac8
>  ²  (0.59)   Depth: 9/25   00:00:00  823kN
>1.Bd3 Bd6 2.Bxd6 Qxd6 3.Na4 Ne7 4.0-0 Rc8 5.Qb3
>  ²  (0.53)   Depth: 10/25   00:00:00  1321kN
>1.Bd3 Bd6 2.Bxd6 Qxd6 3.0-0 0-0 4.Nd2 Rac8 5.Qf3 Ne7 6.Rfe1 Rfe8
>  ²  (0.47)   Depth: 11/30   00:00:01  3177kN
>1.Bd3 Bd6 2.Bxd6 Qxd6 3.0-0 0-0 4.Nd2 Rac8 5.Qf3 Ne7 6.Rfe1 Rfe8 7.b4
>  ²  (0.47)   Depth: 12/30   00:00:03  8424kN
>1.Bd3 Bd6 2.Bxd6 Qxd6 3.0-0 0-0 4.Nd2 Rac8 5.Qf3 e5 6.Bf5 e4 7.Qh3 Rc7
>  ²  (0.44)   Depth: 13/32   00:00:14  32062kN
>1.Ne5!
>  ²  (0.47)   Depth: 13/32   00:00:17  40488kN
>1.Ne5 Nxe5 2.Bxe5 b5 3.Bd3 Rc8 4.0-0 Ne4 5.Ne2 Rxc1 6.Qxc1 f6 7.Bc7 Qd7 8.f3 Bd6
>  ²  (0.44)   Depth: 14/36   00:00:36  82754kN
>1.Bd3!
>  ²  (0.47)   Depth: 14/36   00:00:41  94778kN
>1.Bd3 Bd6 2.Bxd6 Qxd6 3.0-0 0-0 4.Re1 Rfc8 5.Qe2 b5 6.Nd2 Na5 7.Rc2 Nc4 8.Rec1
>  ²  (0.44)   Depth: 15/39   00:01:51  258590kN
>1.Bd3 Bd6 2.Bxd6 Qxd6 3.0-0 0-0 4.Re1 Rfc8 5.Qe2 Re8 6.Na4 Na5 7.Ne5 Nc4
>  ²  (0.47)   Depth: 16/38   00:06:01  851579kN
>
>(Stayne, Home 23.06.2003)
>
>
>Shredder 7.04
>
>New game
>r2qkb1r/1b3ppp/ppn1pn2/3p4/3P1B2/P1N1PN2/1P3PPP/2RQKB1R w Kkq - 0 1
>
>Analysis by Shredder 7.04:
>
>1.Bd3
>  ±  (1.01)   Depth: 1/3   00:00:00
>1.Be2 Bd6 2.0-0 Bxf4 3.exf4
>  ±  (1.14)   Depth: 3/6   00:00:00
>1.Be2 Bd6 2.0-0 Bxf4 3.exf4
>  ±  (1.14)   Depth: 3/6   00:00:00
>1.Be2 Bd6 2.0-0 Bxf4 3.exf4
>  ±  (1.14)   Depth: 3/6   00:00:00
>1.Be2 Bd6 2.0-0 Bxf4 3.exf4
>  ±  (1.14)   Depth: 3/6   00:00:00
>1.Be2 Be7 2.Ne5 Nxe5 3.dxe5
>  ±  (0.88)   Depth: 4/7   00:00:00
>1.Be2 Be7 2.Ne5 Nxe5 3.dxe5
>  ±  (0.88)   Depth: 4/7   00:00:00
>1.Be2 Be7 2.0-0 0-0
>  ²  (0.60)   Depth: 4/8   00:00:00
>1.Be2 Be7 2.0-0 0-0
>  ²  (0.60)   Depth: 4/8   00:00:00
>1.Be2 Be7 2.0-0 0-0
>  ²  (0.60)   Depth: 4/8   00:00:00
>1.Be2 Be7 2.0-0 0-0
>  ²  (0.60)   Depth: 4/8   00:00:00
>1.Be2 Be7 2.0-0 0-0
>  ²  (0.60)   Depth: 4/8   00:00:00
>1.Bd3 Bb4 2.axb4 Nxd4
>  ²  (0.61)   Depth: 4/8   00:00:00
>1.Bd3 Be7 2.0-0 0-0 3.b4
>  ±  (0.80)   Depth: 4/8   00:00:00
>1.Bd3 Be7 2.0-0 0-0 3.b4
>  ±  (0.71)   Depth: 5/8   00:00:00
>1.Be2 Nxd4 2.Qxd4 Qb8 3.Bxb8
>  ±  (0.72)   Depth: 5/8   00:00:00
>1.Be2 Be7 2.0-0 0-0 3.Qd3
>  ±  (0.74)   Depth: 5/8   00:00:00
>1.Be2 Be7 2.0-0 0-0 3.Qd3 Rc8
>  ±  (0.73)   Depth: 6/13   00:00:00
>1.Be2 Be7 2.0-0 0-0 3.Qd3 Rc8 4.h3
>  ²  (0.62)   Depth: 7/18   00:00:00  61kN
>1.Be2 Be7 2.0-0 0-0 3.Qd3 Nh5 4.Bg3 Rc8 5.Be5 Nxe5 6.dxe5
>  ²  (0.69)   Depth: 8/18   00:00:01  241kN
>1.Be2 Be7 2.0-0 0-0 3.Qd3 Nh5 4.Bg3 Rc8 5.Be5 Nxe5 6.dxe5
>  ²  (0.49)   Depth: 9/16   00:00:01  341kN
>1.Bd3 Be7 2.0-0 0-0 3.b4 Nxb4 4.axb4 Qb8 5.Bxb8
>  ²  (0.50)   Depth: 9/16   00:00:01  396kN
>1.Bd3 Be7 2.0-0 0-0 3.Qe2 Qd7 4.Bg3
>  ²  (0.58)   Depth: 9/19   00:00:01  526kN
>1.Bd3 Be7 2.0-0 0-0 3.Ne5 Nxe5 4.dxe5 Ne4 5.Qh5 Rc8 6.Nxe4 dxe4
>  ²  (0.61)   Depth: 10/23   00:00:01  815kN
>1.Bd3 Be7 2.0-0 0-0 3.Ne5 Nxe5 4.Bxe5 Bd6 5.Qc2 h6 6.Bxf6 Qxf6 7.Bh7+ Kh8
>  ²  (0.55)   Depth: 11/24   00:00:02  1734kN
>1.Bd3 Be7 2.0-0 0-0 3.b4 Rc8 4.Qb3 Bd6 5.Bxd6 Qxd6 6.Na4 Ne7 7.Ne5
>  ²  (0.55)   Depth: 12/28   00:00:05  3932kN
>1.Bd3 Be7 2.0-0 0-0 3.Ne5 Nxe5 4.Bxe5 Nd7 5.Bg3 f5 6.Ne2 Rc8 7.Rxc8 Qxc8 8.Nf4
>  ²  (0.61)   Depth: 13/26   00:00:14  11250kN
>1.Bd3 Be7 2.0-0 0-0 3.Ne5 Nxe5 4.dxe5 Nd7 5.Qg4 g6 6.b4 a5 7.Bg3 axb4 8.axb4
>  ²  (0.55)   Depth: 14/28   00:00:23  19062kN
>1.Bd3 Be7 2.0-0 0-0 3.Ne5 Nxe5 4.dxe5 Nd7 5.Qg4 g6 6.Be2 Qb8 7.Qg3 Rc8 8.b4
>  ²  (0.53)   Depth: 15/32   00:00:46  37972kN
>1.Bd3 Be7 2.0-0 0-0 3.Ne5 Rc8 4.Qf3 Nxe5 5.Bxe5 Nd7 6.Bf4 Nf6 7.Rc2 b5 8.Rfc1
>Rxc3 9.Rxc3 Bxa3
>  ²  (0.50)   Depth: 16/34   00:02:12  107053kN
>1.Bd3 Be7 2.0-0 Nh5 3.Bg3 0-0 4.Ne5 Nxg3 5.Nxc6 Bxc6 6.hxg3 Kh8 7.b4 Ra7 8.Qh5
>  ²  (0.57)   Depth: 17/36   00:05:28  262680kN
>
>(Stayne, Home 23.06.2003)
>
>
>Deep Fritz 7 after 10.Nb5!?
>
>New game
>r2qkb1r/1b3ppp/ppn1pn2/1N1p4/3P1B2/P3PN2/1P3PPP/2RQKB1R b Kkq - 0 1
>
>Analysis by Deep Fritz 7:
>
>1...Rc8 2.Nc3 Be7 3.Be2 0-0 4.0-0 Bd6 5.Bxd6 Qxd6 6.Qd3
>  =  (0.19)   Depth: 9/24   00:00:00  821kN
>1...Rc8 2.Nc3 Na5 3.Bd3 Nc4 4.Qa4+ Qd7 5.Qb3 Bd6 6.Bxd6 Qxd6
>  =  (0.19)   Depth: 10/27   00:00:00  1757kN
>1...Rc8 2.Nc3 Na5 3.Bd3 Nc4 4.Qa4+ Bc6 5.Qb3 Nh5 6.Bg5 f6 7.Bh4
>  =  (0.19)   Depth: 11/32   00:00:02  6637kN
>1...Rc8 2.Qa4 Nd7 3.Nc3 b5 4.Qd1 f6 5.Bd3 e5 6.dxe5 fxe5 7.Bg5 Be7
>  ²  (0.44)   Depth: 12/37   00:00:07  18279kN
>1...Rc8 2.Qa4 Nd7 3.Nc3 b5 4.Qd1 f6 5.Bd3 e5 6.dxe5 fxe5 7.Bg5 Be7 8.Bxe7 Nxe7
>  ²  (0.37)   Depth: 13/34   00:00:13  34277kN
>1...Rc8 2.Qa4 Nd7 3.Nc3 b5 4.Qb3 Na5 5.Qc2 Nf6 6.Bd3 Ne4 7.Bxe4 dxe4 8.Ng5 Nc4
>9.Ngxe4
>  ²  (0.41)   Depth: 14/41   00:00:30  76179kN
>1...Rc8 2.Qa4 Nd7 3.Nc3 Na5 4.Bd3 Nc4 5.Qb3 Nf6 6.0-0 Bd6 7.Bxd6 Qxd6 8.Rc2 0-0
>9.Rfc1
>  ²  (0.31)   Depth: 15/40   00:01:17  195314kN
>1...Rc8 2.Qa4 Nd7 3.Nc3 Na5 4.Bd3 Nc4 5.Qb3 Nf6 6.0-0 Bd6 7.Bxd6 Qxd6 8.Qa4+ b5
>9.Qb3 0-0
>  ²  (0.34)   Depth: 16/49   00:03:00  457504kN
>
>(Stayne, Home 23.06.2003)



This page took 0 seconds to execute

Last modified: Thu, 15 Apr 21 08:11:13 -0700

Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.