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Subject: Re: a test postion using the new setting

Author: Mike Byrne

Date: 19:58:31 07/02/03

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On July 02, 2003 at 22:39:58, Slater Wold wrote:

>
>That is mate in 13, not 12!

Yes you are correct - I was not aware Fritz GUI would change the mate-in-xx but
you are correct.  See Crafty log below without F8 GUI

>
>Also, my 'standard' Crafty gets mate in 13 in 7.96s with a slighty faster
>search.


I know your machine is much faster than mine - so I am not sure what you mean by
faster search - I'm running a  1.7  Ghz.  Here's log from a single 1.7 Ghz CPU
with sd=12.

Black(1): mt=1
max threads set to 1
Black(1): thread 1 exiting
2k5/8/3pr2p/5Qp1/8/6P1/3pqP1P/R5K1 w - - 0 1
White(1): go
end-game phase
              clearing hash tables
              time surplus  29.75  time limit 1:00 (1:00)
              depth   time  score   variation (1)
                2     0.00  -1.98   1. Qc2+ Kb7 2. Rd1
                2->   0.00  -1.98   1. Qc2+ Kb7 2. Rd1
                3     0.00  -1.63   1. Qc2+ Kd7 2. Rd1 Qe1+ 3. Kg2
                3->   0.01  -1.63   1. Qc2+ Kd7 2. Rd1 Qe1+ 3. Kg2
                4     0.01  -1.49   1. Qc2+ Kd8 2. Ra8+ Ke7 3. Qh7+ Kf6
                                    4. Qxh6+ Kf5
                4->   0.03  -1.49   1. Qc2+ Kd8 2. Ra8+ Ke7 3. Qh7+ Kf6
                                    4. Qxh6+ Kf5
                5     0.03     ++   1. Qc2+!!
                5     0.03  -1.04   1. Qc2+ Kd8 2. Ra8+ Ke7 3. Qh7+ Kf6
                                    4. Qxh6+ Kf5 5. Rf8+ Kg4
                5->   0.06  -1.04   1. Qc2+ Kd8 2. Ra8+ Ke7 3. Qh7+ Kf6
                                    4. Qxh6+ Kf5 5. Rf8+ Kg4
                6     0.08  -0.81   1. Qc2+ Kd8 2. Ra8+ Ke7 3. Qh7+ Kf6
                                    4. Qxh6+ Kf5 5. Rf8+ Ke5 6. Qxg5+ Kd4
                6->   0.12  -0.81   1. Qc2+ Kd8 2. Ra8+ Ke7 3. Qh7+ Kf6
                                    4. Qxh6+ Kf5 5. Rf8+ Ke5 6. Qxg5+ Kd4
                7     0.17  -0.70   1. Qc2+ Kd8 2. Ra8+ Ke7 3. Qh7+ Kf6
                                    4. Qxh6+ Kf5 5. Rf8+ Ke5 6. Qxg5+ Kd4
                                    7. Qf4+ Kc3
                7->   0.30  -0.70   1. Qc2+ Kd8 2. Ra8+ Ke7 3. Qh7+ Kf6
                                    4. Qxh6+ Kf5 5. Rf8+ Ke5 6. Qxg5+ Kd4
                                    7. Qf4+ Kc3
                8     0.47  -0.75   1. Qc2+ Kd8 2. Ra8+ Ke7 3. Qh7+ Kf6
                                    4. Qxh6+ Kf5 5. Rf8+ Ke5 6. Qxg5+ Kd4
                                    7. Qf4+ Kd3 8. Qf5+ Re4
                8     0.70  -0.67   1. Ra8+ Kd7 2. Ra7+ Kc6 3. Qc2+ Kd5
                                    4. Ra5+ Kd4 5. Ra4+ Ke5 6. Qb2+ Kd5
                                    7. Rd4+ Kc5 8. Qb4+ Kc6 9. Rxd2
                8->   0.72  -0.67   1. Ra8+ Kd7 2. Ra7+ Kc6 3. Qc2+ Kd5
                                    4. Ra5+ Kd4 5. Ra4+ Ke5 6. Qb2+ Kd5
                                    7. Rd4+ Kc5 8. Qb4+ Kc6 9. Rxd2
                9     0.76     ++   1. Ra8+!!
                9     0.92   0.00   1. Ra8+ Kd7 2. Ra7+ Kc6 3. Qc2+ Kd5
                                    4. Ra5+ Kd4 5. Qb2+ Kc4 6. Qb5+ Kc3
                                    7. Ra3+ Kd4 8. Ra4+ Kc3 9. Ra3+
                9->   1.65   0.00   1. Ra8+ Kd7 2. Ra7+ Kc6 3. Qc2+ Kd5
                                    4. Ra5+ Kd4 5. Qb2+ Kc4 6. Qb5+ Kc3
                                    7. Ra3+ Kd4 8. Ra4+ Kc3 9. Ra3+
               10     1.86     ++   1. Ra8+!!
               10     2.40   4.31   1. Ra8+ Kd7 2. Ra7+ Kc6 3. Qc2+ Kd5
                                    4. Ra5+ Kd4 5. Qb2+ Kc4 6. Ra4+ Kc5
                                    7. Qc3+ Kb6 8. Rb4+ Qb5 9. Rxb5+ Kxb5
                                    10. Qxd2
               10->   3.69   4.31   1. Ra8+ Kd7 2. Ra7+ Kc6 3. Qc2+ Kd5
                                    4. Ra5+ Kd4 5. Qb2+ Kc4 6. Ra4+ Kc5
                                    7. Qc3+ Kb6 8. Rb4+ Qb5 9. Rxb5+ Kxb5
                                    10. Qxd2
               11     4.55   4.29   1. Ra8+ Kd7 2. Ra7+ Kc6 3. Qc2+ Kd5
                                    4. Ra5+ Kd4 5. Qb2+ Kc4 6. Ra4+ Kc5
                                    7. Qc3+ Kb6 8. Rb4+ Qb5 9. Rxb5+ Kxb5
                                    10. Qd3+ Kc6 11. Qxd2
               11->   8.22   4.29   1. Ra8+ Kd7 2. Ra7+ Kc6 3. Qc2+ Kd5
                                    4. Ra5+ Kd4 5. Qb2+ Kc4 6. Ra4+ Kc5
                                    7. Qc3+ Kb6 8. Rb4+ Qb5 9. Rxb5+ Kxb5
                                    10. Qd3+ Kc6 11. Qxd2
               12     8.53     ++   1. Ra8+!!
               12    13.31  Mat13   1. Ra8+ Kd7 2. Ra7+ Kc6 3. Qc2+ Kd5
                                    4. Ra5+ Kd4 5. Qb2+ Kc4 6. Qb5+ Kc3
                                    7. Ra3+ Kd4 8. Ra4+ Kc3 9. Qb4+ Kc2
                                    10. Ra2+ Kd3 11. Ra3+ Kc2 12. Rc3+
                                    Kd1 13. Qb1#
               12->  22.03  Mat13   1. Ra8+ Kd7 2. Ra7+ Kc6 3. Qc2+ Kd5
                                    4. Ra5+ Kd4 5. Qb2+ Kc4 6. Qb5+ Kc3
                                    7. Ra3+ Kd4 8. Ra4+ Kc3 9. Qb4+ Kc2
                                    10. Ra2+ Kd3 11. Ra3+ Kc2 12. Rc3+
                                    Kd1 13. Qb1#
              time=22.03  cpu=99%  mat=-1  n=19446205  fh=97%  nps=882k
              ext-> chk=2570115 cap=25224 pp=71 1rep=130230 mate=5265
              predicted=1  nodes=19446205  evals=393076
              endgame tablebase-> probes done=0  successful=0
              SMP->  split=0  stop=0  data=0/32  cpu=21.86  elap=22.03

mate in 13 moves.

kibitz mate in 13 moves.


White(1): Ra8+
              time used:  22.03






























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