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Subject: Re: Help with this interesting position?

Author: James Robertson

Date: 12:18:26 11/07/98

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On November 07, 1998 at 01:14:10, blass uri wrote:

>
>On November 06, 1998 at 20:07:39, James Robertson wrote:
>
>>On November 06, 1998 at 14:31:41, blass uri wrote:
>>
>>>
>>>On November 06, 1998 at 13:47:22, blass uri wrote:
>>>
>>>>
>>>>On November 06, 1998 at 01:43:43, Jeremiah Penery wrote:
>>>>
>>>>>On November 06, 1998 at 00:26:37, James Robertson wrote:
>>>>>
>>>>>>The following position was reachied in a blitz game between Exchess 2.49 and
>>>>>>SSEChess 2.01:
>>>>>>
>>>>>>4rrk1/ppp2pp1/2qp3p/2n5/2P1PQ1B/3P4/P1P3PP/R4RK1 w - -
>>>>>>
>>>>>>Exchess played Qf2 and won about 30 moves later, but I thought that maybe Bf6
>>>>>>would be an irresistible sacrifice for a computer program.
>>>>>>
>>>>>>After 1. Bf6 gxf6 2. Qxh6, I don't see any way Black can win:
>>>>>>
>>>>>>2. ... Nd5 3. Rf3 Ng5 4. Rg3 d5 5. h4 Qd6 6. Kh2 Qe5 7. hxg6 fxg6 8. Qxg6+ Qxg6
>>>>>>9. Rxg6+ Kh7 10. cxd5 (evaluated -2.15 for Black by Crafty)
>>>>>>
>>>>>>2. ... Nd7 3. Rf3 (And Black can't stop Rg3)
>>>>>
>>>>>I ran Crafty on it.  Here's what I got after 1.Bf6 gxf6 2.Qxh6:
>>>>>
>>>>>2. ... Ne6 3. Rab1 Qc5+ 4. Rf2 Nd4 5. Rxb7 Rb8 6. Rxb8 Rxb8 7. g4 Qg5 8. Qh3
>>>>>Rb1+ 9. Kg2 Rb2 (Eval: -1.6 for white)
>>>>
>>>>3.Rab1 is  not good and Junior5 prefered 3.Rf3 with the idea to play after
>>>>3...Ng5 4.Kh1
>>>
>>>Junior5 prefer after some minutes 4.Rf4 and white is winning
>>>I think that 2...Ne6 is a losing mistake for black
>>
>>I can't think of any other move for Black other than 2. ... Ne6. Is there a
>>better move?
>>
>>James
>
>
>2...Nxe4(Junior5's move) is better and after it 3.dxe4 Qc5+ Kh1 Qg5 is one
>option.
>
>Uri

Ok..... That makes sense. White is left with destroyed pawns, and his attack is
over.

James



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