Computer Chess Club Archives


Search

Terms

Messages

Subject: Crafty 19.02 solves this mate in 13 in 9 seconds with mate score

Author: Mike Byrne

Date: 21:16:37 01/21/03

Go up one level in this thread


On January 22, 2003 at 00:05:37, Mike Byrne wrote:

>.
>
>GREAT EDITION !!  This is the sraight out of the box "CCT 5  Co-Champion"
>Edition ;>)  ...    crafty with no mods.. later I will add some personalities
>(next week perhaps) for those that enjoy the added feature.
>
>Dann's editions are usually faster than mine. ( I believe).
>
>Bench marks were very impressive on my machine.
>
>Michael Byrne

[d] 2k5/215/3pr2p/5Qp1/8/6P1/3pqP1P/R5K1 w - - bm Ra8 id "CCC"



solution 1. Ra8+
end-game phase
              time surplus   0.00  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 (s=3)
                4     0.01  -1.49   1. Qc2+ Kd8 2. Ra8+ Ke7 3. Qh7+ Kf6
                                    4. Qxh6+ Kf5 (s=2)
                4->   0.01  -1.49   1. Qc2+ Kd8 2. Ra8+ Ke7 3. Qh7+ Kf6
                                    4. Qxh6+ Kf5 (s=3)
                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 (s=2)
                5->   0.04  -1.04   1. Qc2+ Kd8 2. Ra8+ Ke7 3. Qh7+ Kf6
                                    4. Qxh6+ Kf5 5. Rf8+ Kg4 (s=3)
                6     0.06  -0.81   1. Qc2+ Kd8 2. Ra8+ Ke7 3. Qh7+ Kf6
                                    4. Qxh6+ Kf5 5. Rf8+ Ke5 6. Qxg5+ Kd4
                                    (s=2)
                6->   0.09  -0.81   1. Qc2+ Kd8 2. Ra8+ Ke7 3. Qh7+ Kf6
                                    4. Qxh6+ Kf5 5. Rf8+ Ke5 6. Qxg5+ Kd4
                                    (s=3)
                7     0.11  -0.70   1. Qc2+ Kd8 2. Ra8+ Ke7 3. Qh7+ Kf6
                                    4. Qxh6+ Kf5 5. Rf8+ Ke5 6. Qxg5+ Kd4
                                    7. Qf4+ Kc3 (s=2)
                7->   0.20  -0.70   1. Qc2+ Kd8 2. Ra8+ Ke7 3. Qh7+ Kf6
                                    4. Qxh6+ Kf5 5. Rf8+ Ke5 6. Qxg5+ Kd4
                                    7. Qf4+ Kc3 (s=3)
                8     0.31  -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 (s=2)
                8     0.45  -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->   0.47  -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 (s=3)
                9     0.50     ++   1. Ra8+!!
                9     0.59   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+ (s=2)
                9->   1.00   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+ (s=4)
               10     1.20     ++   1. Ra8+!!
               10->   2.44   0.39   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+ (s=4)
               11     2.75     ++   1. Ra8+!!
               11     3.54   3.03   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. Qxd2 Qxb4
                                    10. Qxb4+ Kc6 (s=3)
               11->   5.61   3.03   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. Qxd2 Qxb4
                                    10. Qxb4+ Kc6 (s=4)
               12     5.83     ++   1. Ra8+!!
               12     8.90  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# (s=3)
               12->  14.61  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# (s=2)
               13    17.29  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#
White(1): ?
              time=20.11  cpu=189%  mat=-1  n=31075552  fh=97%  nps=1545k
              ext-> chk=4132557 cap=40838 pp=293 1rep=210712 mate=14586
              predicted=0  nodes=31075552  evals=642119
              endgame tablebase-> probes done=0  successful=0
              SMP->  split=1651  stop=156  data=8/32  cpu=38.17  elap=20.11



This page took 0 seconds to execute

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

Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.