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Subject: Re: Mate in 29?

Author: Steven J. Brann

Date: 17:17:42 04/14/05

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On April 14, 2005 at 01:25:23, John Merlino wrote:

>Ok, here's the output from CMX Yoda v25 on a P4-2.4:
>
>Time	Depth	Score	Positions	Moves
>0:00	1/3	-27.73	2854		1.Rxe1 b1=Q 2.Rexg1 hxg1=Q 3.Rxg1
>					Nxb7 4.cxb7 Rxb7
>0:00	1/3	-25.62	4454		1.Rc3 Re5+ 2.Kxe5 Bxd4+ 3.Kxd4
>					h1=Q 4.Rc4+ Kb5 5.Rb4+ Ka5 6.Rxb3+
>					Ka4
>0:00	1/4	-26.11	26691		1.Rc3 e6+ 2.Nxe6 Re5+ 3.Kxe5 Nd3+
>					4.Kd5 h1=Q
>0:00	1/4	0.00	48013		1.Rg4 h1=Q+ 2.Nf3+ Kb5 3.Rb4+ Ka5
>					4.Rc4+ Kb5 5.Rb4+
>0:00	1/5	0.00	69943		1.Rg4 h1=Q+ 2.Nf3+ Kb5 3.Rb4+ Ka5
>					4.Rc4+ Kb5 5.Rb4+
>0:00	1/6	0.00	127870		1.Rg4 h1=Q+ 2.Nf3+ Kb5 3.Rb4+ Ka5
>					4.Rc4+ Kb5 5.Rb4+
>0:01	1/7	0.00	316353		1.Rg4 h1=Q+ 2.Nf3+ Kb5 3.Rb4+ Ka5
>					4.Rc4+ Kb5 5.Rb4+
>0:03	1/8	0.00	761301		1.Rg4 h1=Q+ 2.Nf3+ Kb5 3.Rb4+ Ka5
>					4.Rc4+ Kb5 5.Rb4+
>0:13	1/9	Mate29	3006309		1.Rg4 h1=Q+ 2.Nf3+ Kb5 3.Rb4+ Ka5
>					4.Rbe4+ Kb5 5.Nd4+ Ka4 6.Ne2+ Kb5
>					7.Nc3+ Ka5 8.Nxa2+ Kb5 9.Nc3+ Ka5
>					10.Ne2+ Kb5 11.Nd4+ Ka4 12.Nf3+
>					Kb5 13.Rb4+ Ka5 14.Rbxb3+ Ka4 15.Rb4+
>					Ka5 16.Rbe4+ Kb5 17.Nd4+ Ka4 18.Ne2+
>					Kb5 19.Nc3+ Ka5 20.Na2+ Kb5 21.Ba6+
>					Rxa6 22.Nc3+ Ka5 23.Ne2+ Kb5 24.Nd4+
>					Ka4 25.Nf3+ Kb5 26.Rb4+ Ka5 27.Rb6+
>					Ka4 28.Rxa6+ Kb5 29.Ra5#
>0:19	1/10	Mate29	4265778		1.Rg4 h1=Q+ 2.Nf3+ Kb5 3.Rb4+ Ka5
>					4.Rbe4+ Kb5 5.Nd4+ Ka4 6.Ne2+ Kb5
>					7.Nc3+ Ka5 8.Nxa2+ Kb5 9.Nc3+ Ka5
>					10.Ne2+ Kb5 11.Nd4+ Ka4 12.Nf3+
>					Kb5 13.Rb4+ Ka5 14.Rbxb3+ Ka4 15.Rb4+
>					Ka5 16.Rbe4+ Kb5 17.Nd4+ Ka4 18.Ne2+
>					Kb5 19.Nc3+ Ka5 20.Na2+ Kb5 21.Ba6+
>					Rxa6 22.Nc3+ Ka5 23.Ne2+ Kb5 24.Nd4+
>					Ka4 25.Nf3+ Kb5 26.Rb4+ Ka5 27.Rb6+
>					Ka4 28.Rxa6+ Kb5 29.Ra5#
>
>So, are you CERTAIN that you were using the version of The King from CM9000 to
>get your output? The results above are using the CM 10th Edition version of The
>King, in which Johan appears to have extended the maximum search and PV depths.
>
>jm

John,

What I do is change versions of TheKing from 9000 to 10th in the CM9000 GUI and
sometimes forget which one is active.  Perhaps that is what's happening here.

Steve




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