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Subject: Re: Please try this Old Classic

Author: Mike Byrne

Date: 11:28:43 11/13/04

Go up one level in this thread


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



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Last modified: Thu, 15 Apr 21 08:11:13 -0700

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