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Subject: Re: Deep Shredder blunder

Author: John Merlino

Date: 18:56:13 03/21/01

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On March 21, 2001 at 18:45:32, Eduard Nemeth wrote:

>On March 21, 2001 at 17:33:12, James T. Walker wrote:
>
>>Here is a position where Deep Shredder blundered at G/30 minutes.
>>Deep Shredder played Kg3?? alowing Kf1 and quickly lost the game
>>
>>[D]2r5/5P2/4P2p/6p1/5k2/5P1P/8/6K1 b - a2 0 1
>
>Hi!
>
>I tested this position on my P600.
>
>Deep Shredder, hash 128 MB, (with all TBs here): Kxf3 after 1:05 minutes.
>Deep Shredder, hash 128 MB, (without TBs): Kxf3 after 51 seconds.
>
>Deep Fritz, hash 128 MB, (without TBs): Kxf3 after 39 seconds.
>
>Chess Tiger 13.0, hash 96 MB: Kxf3 after 5 seconds!
>
>I played many games 30', and I think DS would Kg3 play on my PC on Blitz 30'
>(DF, i think not) but on tournament level never! Chess Tiger play Kxf3, too in
>blitz-games.
>
>Kind Regards,
>Eduard

Chessmaster 8000 plays Kxf3 immediately. What I can't understand is why ANY
program would play Kg3 (but, then again, I'm not a very good chess player)....

Time	Depth	Score	Positions	Moves
0:00	3/4	0.00	6919		1...Kxf3 2. e7 Rc1+ 3. Kh2 Rc2+
					4. Kg1 Rc1+
0:00	5/6	0.00	36901		1...Kxf3 2. e7 Rc1+ 3. Kh2 Rc2+
					4. Kg1 Rc1+
0:00	6/7	0.00	85282		1...Kxf3 2. e7 Rc1+ 3. Kh2 Rc2+
					4. Kg1 Rc1+
0:01	7/8	0.00	203709		1...Kxf3 2. e7 Rc1+ 3. Kh2 Rc2+
					4. Kg1 Rc1+
0:04	8/9	0.00	481872		1...Kxf3 2. e7 Rc1+ 3. Kh2 Rc2+
					4. Kg1 Rc1+
0:10	9/10	0.00	1091353		1...Kxf3 2. e7 Rc1+ 3. Kh2 Rc2+
					4. Kg1 Rc1+
0:21	10/11	0.00	2263455		1...Kxf3 2. e7 Rc1+ 3. Kh2 Rc2+
					4. Kg1 Rc1+
0:42	11/12	0.00	4425214		1...Kxf3 2. e7 Rc1+ 3. Kh2 Rc2+
					4. Kg1 Rc1+
1:22	12/13	0.00	8345320		1...Kxf3 2. e7 Rc1+ 3. Kh2 Rc2+
					4. Kg1 Rc1+

jm



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