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Subject: Re: anti-computer position / mate in 10

Author: Mark Young

Date: 20:58:47 05/29/99

Go up one level in this thread


On May 29, 1999 at 23:34:58, Terry Presgrove wrote:

>>>>>>>Recently I was playing Rebel10c a 30 0 game that went as follows.
>>>>>>>
>>>>>>>[Event "?"]
>>>>>>>[Site "?"]
>>>>>>>[Date "?"]
>>>>>>>[Round "-"]
>>>>>>>[White "?"]
>>>>>>>[Black "?"]
>>>>>>>[Result "*"]
>>>>>>>
>>>>>>>1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nf3 Be7
>      8.Be3 O-O 9. Qd2 Ng4 10. Bg5 Bxg5 11. Nxg5 h6 12. h4 hxg5 13. hxg5 Qb6 14.
>>>>>>>O-O-O Nxf2 15. Nd5 Qd8 16. Qe3 Nxh1 17. Rxh1 Nc6 18. Qg3 Nd4 19. Qh4 Nxe2+
>>>>>>>20. Kb1 f5 21. Qh8+ Kf7 22. g6+ Ke6 23. Qxg7 fxe4
>>>>>>>*
>snip...
> Regardless of what it is, black is hopelessly lost after the move
>>>>>>18. Qg3.
>>>>>> My analysis seems to indicate blacks last chance to save the game
>      is on move 15.... Qb6-d8?? rather Qd4!! if I recall correctly after
>      leaving Rebel10b on over night the analysis was slight advantage for
>      black after 15.... Qd4.I tried to duplicate tournament play by
>      giving Rebel10b 5 minutes per move from 12. on and Rebel made same moves
>      until 17. when the Nc6 score showed (-) at just over 4 minutes
>      and found the mate in 10 at 6:19. White has many winning lines when
>      black fails to swap the Queens.


When did rebel come out of book, Hiarcs7 did not like the line played at all. It
does not like the move 7 .. Be7(book??). Hiarcs7 book had 7. .. h6. After the
move Be7 Hiarcs7 felt it was behind by almost a pawn.

Hiarcs7 refuse to allow the moves leading to 11. Nxg5, but after forcing this
line it did take the Knight after 12. h4. I am not sure taking the Knight in
itself is losing, but its not easy to find the correct defense. I have a feeling
only that black is better, but I only found losing or unclear lines for black in
the time I took looking at the position.

> snip....
>>>this is classic anti-computer tactics after 12. ....hxg5 the opening of the KR
>>>file for the trojan knight. I should have been more clear in the distinction
>>>between the anti-computer part of the game and the mate in 10 :-)
>>
>>Yes this I agree with it can be a problem for compters, this is the position
>>that should be of interest. I will have to look at this position and the moves
>>before and just after.
>>



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