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Subject: Re: Do you have pos. of truly unexpected sac. which is sound? Does it exist?

Author: stuart taylor

Date: 19:16:46 10/31/02

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On October 31, 2002 at 15:06:52, K. Burcham wrote:

>On October 31, 2002 at 12:11:50, stuart taylor wrote:
>
>>What I'm really interested in is REAL genius. When I was younger, sacrifices
>>which are quite normal for me to imagine now, were then quite unbelievable.
>>  But now, whenever I think something might be really great, a computer normally
>>shows it not too be sound. In fact, I haven't seen anything truly extraordinary
>>and unexpected for a long time. Perhaps I'm already familiar with all the
>>warning signs that one encounters in practical games, so things are not so
>>unbelievable-for me.
>>  Didn't Tal have some things which no one else would have imagined? were they
>>sound?
>> But I mean REALLY unexpected!
>>S.Taylor
>
>
>Depends on your meaning.
>This knight sacrifice should win for black.
>11...Nxf2
>This move is in the Tiger ct.tbk book. Of course tiger would never play into
>this position. There are several moves in this line Tiger will not play.
>
>Set this position up and see how long it takes your program to play this move.
>If your program wont play this move, then take the f2 pawn and see how long it
>takes your programs score to show white is down with the knight sacrifice.
>
>
> [D] r2q1rk1/ppp1b1pp/2n5/3p1p2/3Pn1b1/2PB4/PPQN1PPP/RNB1R1K1 b - - 0 1
>
>[White "Kugayevsky"]
>[Black "Kmielevsky"]
>[Result "0-1"]
>[ECO "C42"]
>
>1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4
>d5 6. Bd3 Be7 7. O-O Nc6 8. Re1 Bg4 9. c3
>f5 10. Qc2 O-O 11. Nfd2 Nxf2 12. Rxe7 Bd1  0-1

Yes, that looks unexpected because it's not followed by a check or any
detectably seriously attacking open lines.
I would often like to play this against a computer (due to my highly imaginative
tendency) but I would find it hard to expect that it would not be defendable by
a computer program.
S.Taylor



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