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Subject: Re: Testposition of Matador-Alarm CCT6

Author: Ulrich Tuerke

Date: 06:34:58 02/04/04

Go up one level in this thread


On February 03, 2004 at 17:00:31, Dan Ellwein wrote:

>On February 03, 2004 at 04:06:22, Stefan Knappe wrote:
>
>>Hi guys,
>>
>>at first I'd like to thank Volker and Schroer for the organization of the
>>tournament and the comments on the games!
>>
>>I am suprised about the fact, that yace and crafty don't like Matadors sacrifice
>>against Alarm.
>>
>>What do you and your engines think about Rxe6? Matador prefers it after 2
>>seconds with a score of +1. However it was interesting and successful :-)
>>
>>[D] 4k3/1pq2p1r/rnpbp3/p4pB1/P2P3P/1QN2PPK/1P2R3/7R w - - 0 26
>>
>>Have a nice day!
>>
>>Regards,
>>Stefan
>
>complicated position...
>
>but it does look like Rxe6 does win...
>
>this looks to be the best continuation...
>
>CM9(modified) Cel 1.7G 32M hashtable WinXP SS=12
>
>1.Rxe6+ fxe6
>2.Qxe6+ Re7
>3.Qg6+	Kd8
>4.Qxf5 Qd7
>5.Qxd7+ Kxd7
>6.Bxe7	Bxe7
>7.Rd1 Nc4
>8.b3 Ne3
>9.Re1 Nf5
>
>Time	Depth	Score	Positions	Moves
>----	----	----	----		----
>0:00	1/3	1.83	2950		1.Rxe6+ fxe6 2.Qxe6+ Kf8 3.Bh6+
>					Rxh6 4.Qxh6+ Kg8 5.Qg6+ Kh8
>0:00	1/4	2.05	7920		1.Rxe6+ fxe6 2.Qxe6+ Kf8 3.Bh6+
>					Rxh6 4.Qxh6+ Kg8 5.Qg6+ Kh8 6.Re1
>0:00	1/5	2.07	23515		1.Rxe6+ fxe6 2.Qxe6+ Kf8 3.Bh6+
>					Rxh6 4.Qxh6+ Kg8 5.Qg6+ Kh8 6.Qf6+
>					Kg8 7.Re1
>0:00	1/6	2.06	93089		1.Rxe6+ fxe6 2.Qxe6+ Kf8 3.Bh6+
>					Rxh6 4.Qxh6+ Kg8 5.Qg6+ Kh8 6.Re1
>					Ra8 7.Qf6+ Kg8
>0:02	1/7	2.90	264339		1.Rxe6+ fxe6 2.Qxe6+ Kf8 3.Bh6+
>					Rxh6 4.Qxh6+ Kg8 5.Qg6+ Kh8 6.Qf6+
>					Kg8 7.Qxf5 Kh8 8.Qg6
>0:04	1/8	3.03	573572		1.Rxe6+ fxe6 2.Qxe6+ Kf8 3.Bh6+
>					Rxh6 4.Qxh6+ Kg8 5.Qg6+ Kh8 6.Qf6+
>					Kg8 7.Qxf5 Ra8 8.Qg6+ Kh8 9.Kg2


So, there is an engine realizing after 4 secs that Rxe6 really is winning.
Others (as mine) seems to select it for some "static bonus collection" reasons.

Looks like The King has some quite special tctical extensions, which others
don't have.

Uli


>0:08	1/9	3.05	1274170		1.Rxe6+ fxe6 2.Qxe6+ Kf8 3.Bh6+
>					Rxh6 4.Qxh6+ Kg8 5.Qg6+ Kh8 6.Qf6+
>					Kg8 7.Qxf5 Bb4 8.Qe6+ Kf8 9.Ne4 Qg7
>0:20	1/10	3.03	3192995		1.Rxe6+ fxe6 2.Qxe6+ Kf8 3.Bh6+
>					Rxh6 4.Qxh6+ Kg8 5.Qg6+ Kh8 6.Qf6+
>					Kg8 7.Qxf5 Ra8 8.Qe6+ Kh8 9.Qh6+
>					Kg8 10.Qg6+ Kh8 11.Kg2
>1:02	1/11	3.29	9627734		1.Rxe6+ fxe6 2.Qxe6+ Kf8 3.Bh6+
>					Rxh6 4.Qxh6+ Kg8 5.Qg6+ Kh8 6.Re1
>					Ra8 7.Qxf5 Bb4 8.Qf6+ Qg7 9.Qxg7+
>					Kxg7 10.Re5 Rd8 11.Rg5+ Kh6
>3:03	1/12	3.33	28704997	1.Rxe6+ fxe6 2.Qxe6+ Kf8 3.Re1
>					Ra8 4.Bh6+ Rxh6 5.Qxh6+ Kg8 6.Qg6+
>					Kh8 7.Qxf5 Rf8 8.Qxa5 Qd7+ 9.Kh2
>					Qh7 10.Qg5 Nc4
>15:44	1/13	3.45	151434801	1.Rxe6+ fxe6 2.Qxe6+ Re7 3.Qg6+
>					Kd8 4.Qxf5 Qd7 5.Qxd7+ Kxd7 6.Bxe7
>					Bxe7 7.Rd1 Nc4 8.b3 Ne3 9.Re1 Nf5
>
>Dan



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