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Subject: Re: mate in 11 test position

Author: Ignacio Santos Crespo

Date: 04:36:17 04/19/02

Go up one level in this thread

On April 19, 2002 at 07:33:45, Ignacio Santos Crespo wrote:

>On April 18, 2002 at 23:20:40, K. Burcham wrote:
>
>>
>>Mate in 11.
>>composed by John Kaan
>> [D] rn1b2rk/1pp3p1/qp1p2R1/5Q2/3RN2P/1PP5/3PbP2/4K3 w - - 0 1
>>very difficult for some programs.
>>kburcham
>
>CM8000 ss=12 on Athlon 1200    23 seconds
>
>Time	Depth	Score	Positions	Moves
>0:00	1/5	0.00	116295		1. Rdxd6 cxd6 2. Nxd6 Re8 3. Nf7+
>					Kg8 4. Nh6+ Kh8 5. Nf7+
>0:02	1/6	6.98	339567		1. Rdxd6 cxd6 2. Nxd6 Re8 3. Nxe8
>					Nd7 4. Qxd7 Qa1+ 5. Kxe2 Bf6 6.
>					Nxf6 Qa6+ 7. c4
>0:09	1/7	16.96	1519936		1. Rdxd6 cxd6 2. Nxd6 Re8 3. Nxe8
>					Nd7 4. Rxg7 Qa1+ 5. Kxe2 Qf1+ 6.
>					Kxf1 Ra1+ 7. Ke2 Re1+ 8. Kxe1 Nf6
>					9. Rxb7
>0:23	1/8	Mate11	4077834		1. Rdxd6 cxd6 2. Nxd6 Re8 3. Nxe8
>					Nd7 4. Rxg7 Qa1+ 5. Kxe2 Qf1+ 6.
>					Kxf1 Ra1+ 7. Ke2 Re1+ 8. Kxe1 Nf6
>					9. Qg6 Be7 10. Rh7+ Nxh7 11. Qg7#
>0:35	1/9	Mate11	6809341		1. Rdxd6 cxd6 2. Nxd6 Re8 3. Nxe8
>					Nd7 4. Rxg7 Qa1+ 5. Kxe2 Qf1+ 6.
>					Kxf1 Ra1+ 7. Ke2 Re1+ 8. Kxe1 Nf6
>					9. Qg6 Be7 10. Rh7+ Nxh7 11. Qg7#
>1:16	1/10	Mate11	12865191	1. Rdxd6 cxd6 2. Nxd6 Re8 3. Nxe8
>					Nd7 4. Rxg7 Qa1+ 5. Kxe2 Qf1+ 6.
>					Kxf1 Ra1+ 7. Ke2 Re1+ 8. Kxe1 Nf6
>					9. Qg6 Be7 10. Rh7+ Nxh7 11. Qg7#

And CM El Rey             8 seconds

Time	Depth	Score	Positions	Moves
0:00	1/3	-3.79	2461		1. Ra4 Qb5 2. Qxb5 Bxb5 3. Rxa8
					Bxh4
0:00	1/3	-3.23	5523		1. Qe6 Kh7 2. Ra4 Bxh4 3. Rxa6 Bxa6
0:00	1/4	-2.84	16492		1. Qe6 Kh7 2. Ng5+ Bxg5 3. Rxg5
					g6 4. Ra4 Bc4 5. Rxc4 Qa1+ 6. Ke2
0:00	2/5	-2.84	55387		1. Qe6 Kh7 2. Ng5+ Bxg5 3. Rxg5
					g6 4. Ra4 Bc4 5. Rxc4 Qa1+ 6. Ke2
0:00	2/5	0.00	110418		1. Rdxd6 cxd6 2. Nxd6 Re8 3. Nf7+
					Kg8 4. Nh6+ Kh8 5. Nf7+
0:02	2/6	8.28	344796		1. Rdxd6 cxd6 2. Nxd6 Re8 3. Nxe8
					Nd7 4. Qxd7 Qa1+ 5. Kxe2 Bf6 6.
					Nxf6 Qa6+ 7. c4
0:08	3/7	Mate11	1682819		1. Rdxd6 cxd6 2. Nxd6 Re8 3. Nxe8
					Nd7 4. Rxg7 Qa1+ 5. Kxe2 Nf6 6.
					Qg6 Qf1+ 7. Kxf1 Ra1+ 8. Kg2 Rg1+
					9. Kxg1 Be7 10. Rh7+ Nxh7 11. Qg7#
0:16	3/8	Mate11	3505773		1. Rdxd6 cxd6 2. Nxd6 Re8 3. Nxe8
					Nd7 4. Rxg7 Qa1+ 5. Kxe2 Nf6 6.
					Qg6 Qf1+ 7. Kxf1 Ra1+ 8. Kg2 Rg1+
					9. Kxg1 Be7 10. Rh7+ Nxh7 11. Qg7#
0:38	4/9	Mate11	8323309		1. Rdxd6 cxd6 2. Nxd6 Re8 3. Nxe8
					Nd7 4. Rxg7 Qa1+ 5. Kxe2 Nf6 6.
					Qg6 Qf1+ 7. Kxf1 Ra1+ 8. Kg2 Rg1+
					9. Kxg1 Be7 10. Rh7+ Nxh7 11. Qg7#

• Re: mate in 11 test position: CM8000 stunningly fast on this! Roy Eassa 07:49:07 04/19/02
  • Re: mate in 11 test position: CM8000 stunningly fast on this! John Merlino 10:49:34 04/19/02
    • Re: mate in 11 test position: CM8000 stunningly fast on this! Roy Eassa 10:53:03 04/19/02
      • Re: mate in 11 test position: CM8000 stunningly fast on this! John Merlino 11:03:34 04/19/02
        • CMLite finds mate in 25 sec on a 400Mhz Celeron... Dan Ellwein 16:38:29 04/19/02

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