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Subject: Re: Stale Mate......and other stories...........

Author: gerold daniels

Date: 16:37:34 06/22/05

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On June 22, 2005 at 09:45:09, Christopher Conkie wrote:

>Good Afternoon Gerold, :-)
>
>Stalemate positions are very interesting and can be used as an "identikit" for
>engines.
>
>It never ceases to amaze me how engines just don't say "this is a draw".
>
>Here is a nice test position for you to try.......it is a dead draw.
>
>[D]R7/P6p/4k2p/7P/8/8/4K3/r7 b - - 0 1
>
>But here is stalemate.......
>
>[D]8/8/3p3P/1p1Pp2p/1P1kP2P/3P4/3K4/8 b - - 0 1
>
>InmiChess 3.05:
>   1	00:00	           0	0	+M1	Kxd3+
>   2	00:00	           0	0	+M1	Kxd3+
>   3	00:00	           0	0	+M1	Kxd3+
>   4	00:00	           0	0	+M1	Kxd3+
>   5	00:00	           0	0	+M1	Kxd3+
>   6	00:00	           0	0	+M1	Kxd3+
>   7	00:00	           0	0	+M1	Kxd3+
>   8	00:00	           0	0	+M1	Kxd3+
>   9	00:00	           0	0	+M1	Kxd3+
>  10	00:00	           0	0	+M1	Kxd3+
>  11	00:00	           0	0	+M1	Kxd3+
>  12	00:00	           0	0	+M1	Kxd3+
>  13	00:00	           0	0	+M1	Kxd3+
>  14	00:00	           0	0	+M1	Kxd3+
>  15	00:00	           0	0	+M1	Kxd3+
>  16	00:00	           0	0	+M1	Kxd3+
>  17	00:00	           0	0	+M1	Kxd3+
>  18	00:00	           0	0	+M1	Kxd3+
>  19	00:00	           0	0	+M1	Kxd3+
>  20	00:00	           0	0	+M1	Kxd3+
>  21	00:00	           0	0	+M1	Kxd3+
>  22	00:00	           0	0	+M1	Kxd3+
>  23	00:00	           0	0	+M1	Kxd3+
>  24	00:00	           0	0	+M1	Kxd3+
>  25	00:00	           0	0	+M1	Kxd3+
>
>Skaki 1.22 J.A:
>   1	00:00	          61	61	-0.43	e2e4
>   2	00:00	         308	308	+1.49	e2e4 g8f6
>   3	00:00	       1.094	1.094	-1.49	f2f3 e7e5 b1c3
>   4	00:00	       7.609	190.225	-1.16	h2h4 e7e5 b1c3 d7d5
>   5	00:00	      10.873	181.216	-0.60	h2h4 e7e5 e2e4 f8e7 b1c3 e7h4
>   6	00:00	      26.059	186.135	+0.45	h2h4 e7e5 e2e4 f8e7 d1g4 d7d5 g4g7
>   7	00:00	      74.685	196.539	-0.81	h2h4 e7e5 d2d3 f8e7 e2e4 e7h4 c1e3
>   8	00:01	     262.144	183.317	-0.43	h2h4 e7e5 d2d3 f8e7 e2e4 d7d6 b1c3 e7h4
>   8	00:02	     343.261	180.663	-0.43	h2h4 e7e5 d2d3 f8e7 e2e4 d7d6 b1c3 e7h4
>   9	00:05	     917.504	174.762	-0.19	dxd4 d5
>   9	00:08	   1.572.864	184.825	-0.22	d2d3 b8c6 c1f4 g7g5 f4g5 f7f6 e2e4 g8h6
>g5f4
>   9	00:15	   3.032.972	192.325	-0.22	d2d3 b8c6 c1f4 g7g5 f4g5 f7f6 e2e4 g8h6
>g5f4
>
>Let's try something new.....
>
>Scorpio 1.2:
>   1	00:00	           0	0	 0.00	Kxd5
>
>Romichess P1a2:
>   1	00:00	          21	21	-0.48	c7c5
>   2	00:00	          93	93	+0.01	Kxd4
>   3	00:00	         282	282	-0.57	d7d5
>   4	00:00	       1.681	1.681	-0.07	Kxd4
>   5	00:00	       5.271	5.271	-0.39	d7d5 g1f3 c8f5 f3d4 e7e6
>   6	00:00	      21.478	2.147.800	-0.03	Kxd4
>   7	00:00	      50.544	1.263.600	-0.42	Kxd4
>   8	00:00	     179.122	1.194.146	-0.08	Kxd4
>   9	00:00	     405.766	1.308.922	-0.27	Kxd4
>  10	00:01	   1.626.172	1.311.429	-0.13	Kxd4
>  11	00:03	   3.607.254	1.321.338	-0.32	Kxd4
>
>Confused? You will be......when we release all our findings.
>
>Some of the things we are seeing make you go.......hmmmmm.
>
>They should write a song about it.
>
>:-)
>
>Christopher

good evening Christopher, thanks for the interesting information.

Gerold,



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