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Subject: Re: Please try this Old Classic

Author: chandler yergin

Date: 13:08:41 11/13/04

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On November 13, 2004 at 14:28:43, Mike Byrne wrote:

>mate in 3
>
>Black(1): 8/8/3K4/2R5/8/2Pk4/5Q2/8 w - - 0 1
>
>White(1): g
>end-game phase
>              clearing hash tables
>              time surplus  29.98  time limit 1:00 (1:00)
>              depth   time  score   variation (1)
>starting thread 1
>                2     0.04  Mat06   1. Rd5+ Kc4 2. Qa2+ Kxc3 3. Qd2+ Kc4
>                                    4. Rc5+ Kb3 5. Rb5+ Ka3 6. Qa5# <HT>
>                2->   0.11  Mat06   1. Rd5+ Kc4 2. Qa2+ Kxc3 3. Qd2+ Kc4
>                                    4. Rc5+ Kb3 5. Rb5+ Ka3 6. Qa5# <HT>
>                3     0.17  Mat04   1. Rd5+ Kc4 2. Qc5+ Kb3 3. Rd2 Ka4
>                                    4. Qb4#
>                3->   0.25  Mat04   1. Rd5+ Kc4 2. Qc5+ Kb3 3. Rd2 Ka4
>                                    4. Qb4#
>                4     0.83  Mat04   1. Rd5+ Kc4 2. Qc5+ Kb3 3. Rd2 Ka4
>                                    4. Qb4#
>                4     1.15  Mat03   1. Kd7 Ke4 2. Rd5 Kxd5 3. Qd4#
>                4->   1.72  Mat03   1. Kd7 Ke4 2. Rd5 Kxd5 3. Qd4# (s=16)
>                5     2.97  Mat03   1. Kd7 Ke4 2. Rd5 Kxd5 3. Qd4# (s=15)
>                5->  29.18  Mat03   1. Kd7 Ke4 2. Rd5 Kxd5 3. Qd4# (s=15)
>              time=29.18  cpu=156%  mat=15  n=62288096  fh=99%  nps=2.13M
>              ext-> chk=10360744 cap=0 pp=4595597 1rep=648590 mate=0
>              predicted=1  nodes=62288096  evals=3377991  50move=0
>              endgame tablebase-> probes=0  hits=0
>              SMP->  split=120  stop=1  data=3/128  cpu=45.69  elap=29.18
>-> check the nps - 2.13M ...cool ...
>
>
>with EGTBs it is instant of course with just 9 nodes being searche
>
>end-game phase
>              clearing hash tables
>              time surplus  29.98  time limit 1:00 (1:00)
>              depth   time  score   variation (1)
>                2     0.00  Mat03   1. Kd7 <EGTB>
>                2->   0.00  Mat03   1. Kd7 <EGTB>
>                3     0.00  Mat03   1. Kd7 <EGTB>
>                3->   0.00  Mat03   1. Kd7 <EGTB>
>                4     0.00  Mat03   1. Kd7 <EGTB>
>                4->   0.00  Mat03   1. Kd7 <EGTB>
>              time=0.00  cpu=100%  mat=15  n=9  fh=100%  nps=10K
>              ext-> chk=0 cap=0 pp=0 1rep=0 mate=0
>              predicted=1  nodes=9  evals=1  50move=0
>              endgame tablebase-> probes=1  hits=1
>              SMP->  split=0  stop=0  data=0/128  cpu=0.00  elap=0.00
>
>mate in 3 moves.
>
>
>White(1): Kd7


I cleared the Hsah Tables too Mike..
??
What's your step by step procedure?
Thankas,
CY

• Re: Please try this Old Classic Mike Byrne 06:37:22 11/14/04

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