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Subject: Re: Is the Sicilian Kan refuted?

Author: Tony Nichols

Date: 07:30:33 02/02/06

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On February 02, 2006 at 09:42:10, Albert Silver wrote:



>After 15.Bf4
>
>Analysis by Rybka 1.01 Beta 13b 32-bit:
>
>15...Ne5 16.Ng3 Nbc6 17.Nxf5 0-0 18.Nxe7+ Qxe7 19.Be4 Bg4 20.Qe1 Rae8
>  ²  (0.27)   Depth: 12   00:00:30  1416kN
>15...Ne5 16.Ng3 Nbc6 17.Nxf5 0-0 18.Nxe7+ Qxe7 19.Be4 Bg4 20.Qe1 Rac8 21.a5
>  ²  (0.30)   Depth: 13   00:00:49  2374kN

 I think 18. Qe2 is a better move. Why is white giving up his wonderful knight?
The engines don't seem to fully understand this position.



>
>after feeding it the first moves 15...Ne5 16.Bxe5 Qxe5 17.Nc3:
>
>[D]rnb1k2r/4bppp/pp6/4qp2/P7/1NNB4/1PP3PP/R2Q1RK1 b kq - 0 1
>
>Analysis by Rybka 1.01 Beta 13b 32-bit:
>
>17...Bc5+ 18.Kh1 0-0 19.Re1 Qd6 20.Qf3 Nc6 21.Rad1 Qg6 22.Nxc5 bxc5 23.Qd5
>  =  (0.19)   Depth: 13   00:00:06  159kN
>17...Bc5+ 18.Kh1 0-0 19.Re1 Qd6 20.Qf3 Nc6 21.Rad1 Qg6 22.Nxc5 bxc5 23.Nd5 Rb8
>  =  (0.16)   Depth: 14   00:00:26  1669kN
>17...Bc5+ 18.Kh1 0-0 19.Re1 Qd6 20.Qf3 Nc6 21.Rad1 Qg6 22.Nxc5 bxc5 23.Qd5 Rb8
>24.b3
>  =  (0.19)   Depth: 15   00:01:22  5022kN
>17...Bc5+ 18.Kh1 0-0 19.Re1 Qd6 20.Qf3 Nc6 21.Rad1 Qg6 22.Ne2 Rb8 23.Ng3 Qf6
>24.Bxf5
>  =  (0.21)   Depth: 16   00:03:43  12742kN
>
>Looks ok for Black to me.
>
>                    Albert

 Again, I don't see why white would trade pieces so eagerly.
Regards
Tony



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