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Subject: Re: Mate in 14

Author: Rob Basham

Date: 11:27:36 12/02/05

On December 02, 2005 at 14:22:54, chandler yergin wrote:

>On December 02, 2005 at 12:21:55, F. Huber wrote:
>
>>On December 02, 2005 at 11:12:54, chandler yergin wrote:
>>
>>>On December 02, 2005 at 10:42:16, Rob Basham wrote:
>>>
>>>>[D]3Q4/bp3pp1/6k1/8/7R/6p1/B2p1PP1/q1rn2K1 w - - 0 1
>>>>
>>>>This is the recent neat Mate in 19 problem...after 5 moves are played...
>>>>
>>>>1. Qd3+
>>>>
>>>>CM-9000 ann. mate in 14 in 39 seconds.....SKR
>>>>
>>>>P3_850
>>>>
>>>>Rob
>>>
>>>Try Mate in 11 in 00:02
>>>New game
>>>[D]3Q4/bp3pp1/6k1/8/7R/6p1/B2p1PP1/q1rn2K1 w - - 0 1
>>>
>>>Analysis by Shredder 8:
>>>
>>>1.Qxd2 Nxf2+ 2.Qe1
>>>  -+  (-6.24)   Depth: 1/5   00:00:00
>>>1.Qxd2 Nxf2+ 2.Qd1 Nxd1+ 3.Rd4
>>>  -+  (-16.91)   Depth: 1/5   00:00:00
>>>1.Qxd2 Nxf2+ 2.Qd1 Nxd1+ 3.Rd4
>>>  -+  (-16.91)   Depth: 1/5   00:00:00
>>>1.Qh8 gxf2+ 2.Kf1 Qxa2
>>>  -+  (-12.13)   Depth: 1/5   00:00:00
>>>1.Qh8 Qxa2
>>>  -+  (-10.84)   Depth: 1/5   00:00:00
>>>1.Qh8 gxf2+ 2.Kf1 Qxa2
>>>  -+  (-10.77)   Depth: 1/6   00:00:00
>>>1.Qd5 Nxf2#
>>>  -+  (-8.59)   Depth: 1/6   00:00:00
>>>1.Qd5 Nxf2#
>>>  -+  (-8.59)   Depth: 1/6   00:00:00
>>>1.Bc4 Nxf2+
>>>  -+  (-8.46)   Depth: 1/7   00:00:00
>>>1.Bc4 Nxf2+ 2.Bf1
>>>  -+  (-8.46)   Depth: 1/7   00:00:00
>>>1.Bd5 Nxf2#
>>>  -+  (-8.41)   Depth: 1/7   00:00:00
>>>1.Bd5 Nxf2#
>>>  -+  (-8.41)   Depth: 1/7   00:00:00
>>>1.Qd3+ f5 2.Qxg3+
>>>  +-  (#14)   Depth: 1/7   00:00:00
>>>1.Qd3+ f5 2.Qxg3+
>>>  +-  (#14)   Depth: 1/7   00:00:00
>>>1.Qd3+ f5 2.Qxg3+
>>>  +-  (#14)   Depth: 2/2   00:00:00
>>>1.Qd3+ f5 2.Qxg3+
>>>  +-  (#14)   Depth: 3/3   00:00:00
>>>1.Qd3+ f5 2.Qxg3+
>>>  +-  (#14)   Depth: 4/4   00:00:00
>>>1.Qd3+ f5 2.Qxg3+
>>>  +-  (#14)   Depth: 5/5   00:00:00
>>>1.Qd3+ f5 2.Qxg3+
>>>  +-  (#14)   Depth: 6/6   00:00:00
>>>1.Qd3+ f5 2.Qxg3+
>>>  +-  (#14)   Depth: 7/7   00:00:00  1kN
>>>1.Qd3+ f5 2.Qxg3+
>>>  +-  (#14)   Depth: 8/8   00:00:00  2kN
>>>1.Qd3+ f5 2.Qxg3+
>>>  +-  (#14)   Depth: 9/9   00:00:00  4kN
>>>1.Qd3+ f5 2.Qxg3+
>>>  +-  (#14)   Depth: 10/10   00:00:00  6kN
>>>1.Qd3+ f5 2.Qxg3+
>>>  +-  (#14)   Depth: 11/11   00:00:00  14kN
>>>1.Qd3+ f5 2.Qxg3+
>>>  +-  (#14)   Depth: 12/12   00:00:00  26kN
>>>1.Qd3+ f5 2.Qxg3+
>>>  +-  (#14)   Depth: 13/13   00:00:00  41kN
>>>1.Qd3+ f5 2.Qxg3+
>>>  +-  (#14)   Depth: 14/14   00:00:00  75kN
>>>1.Qd3+ f5 2.Qxg3+
>>>  +-  (#14)   Depth: 15/15   00:00:01  153kN
>>>1.Qd3+ f5 2.Qxg3+
>>>  +-  (#14)   Depth: 16/16   00:00:01  247kN
>>>1.Qd3+ f5 2.Qxg3+ Kf6 3.Qd6+ Kg5 4.Rh5+ Kxh5 5.Qxd2
>>>  +-  (#11)   Depth: 17/18   00:00:02  596kN
>>>
>>>(, MyTown 02.12.2005)
>>
>>And once again a wrong mate announcement by Shredder 8 - if I were you I would
>>throw away this engine!
>>
>>BTW, how should a #19 become a #11 after 5 moves???
>>
>>Franz.
>
>Easy.. it sees it. It may not be the best line and the evaluation may change
>after deeper search!
>If you like, I'll let it run longer. But how did you like the speed at which
>it found Mate in 14?
>Hmmm?

OK.....you win......that's pretty fast!
But how did a mate in 14 become a "mate in 11"...?

Something wrong somewhere...me thinks....:-)

Rob

Re: Mate in 14 chandler yergin 11:35:02 12/02/05
- Re: Mate in 14 Uri Blass 11:56:48 12/02/05
  - Re: Mate in 14 Günther Simon 12:38:47 12/02/05
    - Eating Crow is good with Tobasco.. chandler yergin 13:20:40 12/02/05
      - Re: How much crows did you eat the last time? ;-) Günther Simon 14:24:43 12/02/05
      - Re: Eating Crow is good with Tobasco.. Robert Hyatt 14:21:59 12/02/05
        
        Re: Eating Crow is good with Tobasco.. Tony Nichols 14:47:00 12/02/05
        
        Re: Eating Crow is good with Tobasco.. Robert Hyatt 20:27:41 12/02/05
        
        thanks Robert(nt) Tony Nichols 19:36:52 12/03/05
        
        For the Record: Effects of Larger Hash Tables Rolf Tueschen 06:52:21 12/03/05
        
        Re: For the Record: Effects of Larger Hash Tables Robert Hyatt 09:35:20 12/03/05
        
        Re: For the Record: Effects of Larger Hash Tables Paul Jacobean Sacral 08:01:46 12/03/05
        
        Re: For the Record: Effects of Larger Hash Tables Robert Hyatt 09:42:50 12/03/05
        
        Re: For the Record: Effects of Larger Hash Tables Paul Jacobean Sacral 04:48:45 12/04/05
        
        Re: For the Record: Effects of Larger Hash Tables Andreas Guettinger 08:56:42 12/03/05
        
        Re: For the Record: Effects of Larger Hash Tables Gerd Isenberg 11:05:48 12/03/05
        
        Re: For the Record: Effects of Larger Hash Tables Gerd Isenberg 11:20:57 12/03/05
        
        Re: For the Record: Effects of Larger Hash Tables Andreas Guettinger 11:41:48 12/03/05
        
        Re: For the Record: Effects of Larger Hash Tables Uri Blass 09:31:40 12/03/05
        
        Re: For the Record: Effects of Larger Hash Tables chandler yergin 08:05:16 12/03/05
        
        Re: don't talk to me, thanks!! :-) Paul Jacobean Sacral 08:09:23 12/03/05
        
        Re: Eating Crow is good with Tobasco.. Matthew Hull 06:48:12 12/03/05
        
        Re: Eating Crow is good with Tobasco.. Robert Hyatt 09:47:07 12/03/05
        
        Thank you! chandler yergin 14:11:32 12/03/05
        
        Re: Thank you! Robert Hyatt 20:35:56 12/03/05
        
        Re: Thank you! J. Wesley Cleveland 00:30:25 12/04/05
        
        Re: Thank you! Robert Hyatt 08:00:18 12/04/05
        
        Re: Thank you! chandler yergin 21:20:26 12/03/05
        
        Re: Thank you! Robert Hyatt 08:01:35 12/04/05
        
        Re: Eating Crow is good with Tobasco.. chandler yergin 08:14:09 12/03/05
        
        Re: Eating Crow is good with Tobasco.. Dann Corbit 15:43:33 12/02/05
      - Misinformation is worse than no knowledge... Andreas Guettinger 13:49:27 12/02/05
        
        Re: Misinformation is worse than no knowledge... chandler yergin 14:07:51 12/02/05
    - Re: Mate in 14 chandler yergin 13:00:36 12/02/05
  - Re: Mate in 14 chandler yergin 12:19:51 12/02/05
    - Re: Mate in 14 Paul Jacobean Sacral 12:49:11 12/02/05
      - Re: Mate in 14 Robert Hyatt 14:17:50 12/02/05
        
        Re: Mate in 14 Günther Simon 14:27:47 12/02/05
        
        Re: Mate in 14 Zheng Zhixian 23:17:42 12/03/05
      - Re: Mate in 14 chandler yergin 12:58:17 12/02/05
        
        Re: Mate in 14 Paul Jacobean Sacral 13:06:30 12/02/05
        
        Re: Mate in 14 chandler yergin 13:12:40 12/02/05
        
        Re: Mate in 14 F. Huber 13:49:33 12/02/05
        
        Re: Mate in 14 chandler yergin 14:14:33 12/02/05
        
        Re: Mate in 14 Robert Hyatt 14:19:18 12/02/05
        
        Re: Mate in 14 James T. Walker 14:27:33 12/02/05
        
        Re: Mate in 14 F. Huber 14:17:31 12/02/05
        
        Re: Mate in 14 James T. Walker 14:07:33 12/02/05
        
        Re: Mate in 14 chandler yergin 14:16:41 12/02/05
        
        Re: Mate in 14 Tord Romstad 15:01:04 12/02/05
        
        Re: Mate in 14 Uri Blass 15:19:06 12/02/05
        
        Re: Mate in 14 Robert Hyatt 14:20:01 12/02/05
        
        Re: I am afraid the communication between us ends here :-) (n.t.) Paul Jacobean Sacral 13:15:06 12/02/05

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