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Subject: Re: Goliath Light 1.5 solved 4 Nolot Positions Already and 1 ECM

Author: Uri Blass

Date: 09:23:53 07/16/01

Go up one level in this thread


On July 16, 2001 at 12:10:37, Joshua Lee wrote:

>This was just a small test in no way complete
>
>This is one of those positions that take Fritz well over 30 minutes
>
>[D] 3r1qk1/5p1p/4b1pP/1pRp4/1P1Q4/r5P1/5P2/4RBK1 w KQkq - 0 1
>
>Analysis by Goliath Light 1.5:
>
>1.Qf4 Ra2 2.Bxb5
>  ²  (0.49)   Depth: 6/11   00:00:00  13kN
>1.Qf4 Ra2 2.Bxb5 d4
>  ²  (0.29)   Depth: 6/11   00:00:00  26kN
>1.Qf4 Ra2 2.Bxb5 d4
>  ²  (0.29)   Depth: 7/18   00:00:00  78kN
>1.Qf4 d4 2.Bxb5 d3 3.Rd1 Qe7
>  =  (0.23)   Depth: 7/18   00:00:00  142kN
>1.Qf4 d4 2.Bxb5 d3 3.Rd1 Qe7
>  =  (0.23)   Depth: 8/19   00:00:00  240kN
>1.Qf4 d4 2.Bxb5 Rb3 3.Qd2 Qd6
>  =  (0.25)   Depth: 8/31   00:00:01  651kN
>1.Qf4 d4 2.Bxb5 Rb3 3.Qd2 Qd6
>  =  (0.25)   Depth: 9/31   00:00:01  889kN
>1.Qf4 d4 2.Bxb5 d3 3.Rd1 f6 4.Rc7 Rd5
>  ²  (0.32)   Depth: 9/31   00:00:02  1075kN
>1.Qf4 d4 2.Bxb5 d3 3.Rd1 f6 4.Rc7 Rd5
>  ²  (0.32)   Depth: 10/31   00:00:03  2295kN
>1.Qf4 d4 2.Bxb5 Rb3 3.Qd2 d3 4.Bc4 Bxc4 5.Rxc4 f5
>  ²  (0.28)   Depth: 10/32   00:00:05  3210kN
>1.Qf4 d4 2.Bxb5 Rb3 3.Qd2 d3 4.Bc4 Bxc4 5.Rxc4 f5
>  ²  (0.28)   Depth: 11/32   00:00:08  5790kN
>1.Qf4 d4 2.Bxb5 Rb3 3.Qd2 d3 4.Bc4 Bxc4
>  =  (0.25)   Depth: 11/32   00:00:11  7503kN
>1.Rc7
>  ²  (0.36)   Depth: 11/35   00:00:19  14779kN
>1.Rc7 Qxh6 2.Rxe6 fxe6 3.Bh3 Ra6 4.Qf6 Qf8 5.Bxe6+ Rxe6 6.Qxe6+ Kh8 7.Qe5+ Kg8
>8.Rb7 Rd6 9.Rxb5
>  ²  (0.38)   Depth: 11/35   00:00:25  21095kN
>1.Rc7 Qxh6 2.Rxe6 fxe6 3.Bh3 Ra6 4.Qf6 Qf8 5.Bxe6+ Rxe6 6.Qxe6+ Kh8 7.Qe5+ Kg8
>8.Rb7 Rd6 9.Rxb5
>  ²  (0.38)   Depth: 12/35   00:00:28  23278kN
>1.Rc7 Ra6 2.Bxb5 Rad6 3.Qe3 d4 4.Qd2 Rb6 5.Bc4 Qxb4 6.Qxb4 Rxb4 7.Bxe6
>  ²  (0.30)   Depth: 12/35   00:00:39  31098kN
>1.Rxe6
>  ²  (0.41)   Depth: 12/38   00:00:59  50958kN
>1.Rxe6 fxe6 2.Rc7 Qxh6 3.Bh3 Ra6 4.Qf6 Qf8 5.Bxe6+ Rxe6 6.Qxe6+ Kh8 7.Qe5+
>  ²  (0.40)   Depth: 12/38   00:01:04  55384kN
>1.Rxe6 fxe6 2.Rc7 Qxh6 3.Bh3 Ra6 4.Qf6 Qf8 5.Bxe6+ Rxe6 6.Qxe6+ Kh8 7.Qe5+
>  ²  (0.40)   Depth: 13/38   00:01:27  75701kN
>1.Rxe6 fxe6 2.Rc7 Qxh6 3.Bh3 Ra6 4.Qf6 Qf8 5.Bxe6+ Rxe6 6.Qxe6+ Kh8 7.Qe5+
>  ²  (0.70)   Depth: 13/38   00:01:35  83364kN
>1.Rxe6 fxe6 2.Rc7 Qxh6 3.Bh3 Ra6 4.Qf6 Qf8 5.Bxe6+ Rxe6 6.Qxe6+ Kh8 7.Qe5+ Kg8
>8.Rb7 Rd6 9.Rxb5 d4 10.Rb7 d3
>  ±  (0.88)   Depth: 13/38   00:01:48  96712kN
>1.Rxe6 fxe6 2.Rc7 Qxh6 3.Bh3 Ra6 4.Qf6 Qf8 5.Bxe6+ Rxe6 6.Qxe6+ Kh8 7.Qe5+ Kg8
>8.Rb7 Rd6 9.Rxb5 d4 10.Rb7 d3
>  ±  (0.88)   Depth: 14/38   00:02:23  133753kN
>
>
>In my opinion if you could put Goliath on the Fastest available Hardware and
>have it work in unison with the best slow programs even i wouldn't question
>weather Computer were GM's       Hat's off to Michael Borgstädt

I think that deciding if programs are GM strength based on the nolot positions
is wrong and I believe that most GM's cannot solve most of the nolot positions
at tournament time control without knowing the solutions.

Uri



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