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Subject: Re: Strange computer Chess moves in 21 DJ - DF

Author: Uri Blass

Date: 08:03:52 05/01/01

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On May 01, 2001 at 10:34:38, Albert Silver wrote:

>On May 01, 2001 at 08:21:58, Uri Blass wrote:
>
>>On May 01, 2001 at 07:33:36, Torstein Hall wrote:
>>
>>>This may show how little I understand out of chess, but I can not understand
>>>some sequences from this game! To me it looks like DJ has no understanding of a
>>>closed position. (If Junior goes on the play Kramnik, I think he will hack it
>>>into small pieces!) Can someone please explain the idea behind DJ's moves?
>>>
>>>
>>>Date: 1/5/2001
>>>White: DJ
>>>Black: DF
>>>Opening: D58 QGD: Tartakower System
>>>
>>>1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 h6 6. Bh4 O-O 7. e3 b6 8. Rc1 Bb7
>>>9. Bxf6 Bxf6 10. cxd5 exd5 11. Bd3 c5 12. O-O Nd7
>>>
>>>[D]r2q1rk1/pb1n1pp1/1p3b1p/2pp4/3P4/2NBPN2/PP3PPP/2RQ1RK1 w - - 0 13
>>>
>>>DJ is now comming up with a move sequence that looks completly stupid to me! And
>>>its in the opening book! There must be something I miss here....
>>>
>>>13. Bf5? [13.Bb1 looks like the normal move to me.] 13...g6 14. Bxd7? [And
>>>suddenly black has a solid position and the advantage of the bishop pair!]
>>>14..cxd4 15. exd4 Qxd7 And black has no more to wory about. This moves are in my
>>>CB opening book, but there white goes 15.Bc6 and looks like he got some
>>>initisiative.
>>
>>The first 14 moves were book moves and Junior did not calculate for a second to
>>find them.
>>
>>The first computer move was 15.exd4 and Junior was happy with it(+0.18)
>>
>>I do not think that this move was the error and Junior could do a draw later in
>>the game.
>>
>>15.Bc6 Bxc6 Nd4 is also possible and seems to me better but I cannot see 1147
>>knodes per second so I may miss something.
>>
>>Uri
>
>Nor can DJ. Didn't you correctly point out that the tactical error that cost it
>the game against DF was done at a VERY low speed of 53 kN/sec.?

I am not sure that Fritz could not win that game without the tactical error.

Uri



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