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Subject: Re: very difficult Uri test position

Author: Ed Schröder

Date: 06:31:58 02/10/02

Go up one level in this thread


On February 10, 2002 at 05:50:24, Uri Blass wrote:

[massive snip]

>Interesting that both Fritz and shredder did not find Bh3+ in their main line
>when Bh3+ was played in the game that the position is from it(asi alperopvich
>was black and he is even not a master):
>
>Here is the game line:
>11...Nxf2 12.Kxf2 Bh4+ 13.g3 f4 14.Kg2 fxg3 15.hxg3
>Bh3+ 16.Kxh3 Bxg3 17.Bxh7+ Kh8 18.Nf3 Rxf3 19.Rh1 Bf4+ 20.Kg2 Qg5+
>
>
>Yace cannot see positive score for black but after 2 hours it can find the game
>line
>
>I do not know if Bh3+ is the fastest way to win but yace likes it at depth 14.
>I remember that I verified that 5...Bh3+ is good for black at that time.
>
>4.Kg2 fxg3 5.hxg3 Bh3+ 6.Kxh3 Bxg3 7.Nf3 Rxf3 8.Bxh7+ Kh8 9.Kg2 Qf6 10.Re2 Bd6
>11.Re3 Rf1 12.Bd3 Rf8
>  ²  (0.62)   Depth: 14   01:55:28  2508868kN
>
>Uri


[d]r2q1rk1/ppp3pp/2n5/3p4/3P2bb/2PB2P1/PPQN2K1/RNB1R3 b - - 0 1

I only get a 1.35 score, still not convincing.

Ed

===================================

00:00:04.4	-0,24	8	1933560	Bxg3 Bxh7+ Kh8 Rh1 Qf6 Bf5+ Bh4 Ne4
00:00:06.9	-0,24	9	2931687	Bxg3 Bxh7+ Kh8 Rh1 Qf6 Bf5+ Bh4 Ne4
00:00:17.4	0,00	10	11121373	Bxg3 Bxh7+ Kh8 Kxg3 Qd6+ Kxg4 Qf4+ Kh3
00:00:32.8	0,00	11	21639773	Bxg3 Bxh7+ Kh8 Kxg3 Qd6+ Kxg4 Qf4+ Kh3
00:00:34.6	0,00	11	23698030	Bh3+
00:00:40.4	0,89	11	27545325	Bh3+ Kxh3 Bxg3 Bxh7+ Kh8 Nf3 Rxf3 Kg2
00:01:11.4	0,79	12	50211361	Bh3+ Kxh3 Bxg3 Nf3 Rxf3 Kg2 Bxe1 Kxf3
00:03:30.0	0,79	13	149153567	Bh3+ Kxh3 Bxg3 Nf3 Rxf3 Kg2 Bxe1 Kxf3
00:14:15.3	1,35	14	594831844	Bh3+ Kxh3 Bxg3 Nf3 Rxf3 Kg2 Qh4 Bxh7+



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