Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Mate in 10

Author: Mike Byrne

Date: 17:56:49 07/23/05

Go up one level in this thread


On July 22, 2005 at 17:38:12, Kurt Utzinger wrote:

>White mates in 10 moves: 26.Qh6!!
>[5r2/r3Npkp/3pn1p1/qbnNp2P/1p2P3/5P2/PP1QB1P1/1KR4R w - - 0 26]

yes it is ...

Crafty v19.20 (2 cpus)

White(1): [d]5r2/r3Npkp/3pn1p1/qbnNp2P/1p2P3/5P2/PP1QB1P1/1KR4R w - - 0 26

White(1): g
              clearing hash tables
              time surplus   0.00  time limit 10:00 (10:00)
              depth   time  score   variation (1)
starting thread 1
                5->   0.05  -0.43   1. Bxb5 Qxa2+ 2. Kc2 Nd4+ 3. Kd1 Nxb5
                                    4. Ke1 Qb3 5. hxg6 fxg6 (s=4)
                6     0.08     -1   1. Bxb5
                6     0.10  -0.99   1. Bxb5 Qxa2+ 2. Kc2 Nd4+ 3. Kd1 Qb3+
                                    4. Ke1 Nxb5 5. Kf1 Qd3+ 6. Qxd3 Nxd3
                                    (s=3)
                6->   0.24  -0.99   1. Bxb5 Qxa2+ 2. Kc2 Nd4+ 3. Kd1 Qb3+
                                    4. Ke1 Nxb5 5. Kf1 Qd3+ 6. Qxd3 Nxd3
                                    (s=5)
                7     0.32     -1   1. Bxb5
                7     0.36  -5.06   1. Bxb5 Qxa2+ 2. Kc2 Qb3+ 3. Kb1 Rfa8
                                    4. Ba6 Rxa6 5. h6+ Kf8 6. Nxg6+ fxg6
                                    7. Nxb4 (s=4)
                7     0.66  -3.15   1. h6+ Kh8 2. a3 Bxe2 3. Qxe2 bxa3
                                    4. Rc3 axb2 5. Qxb2 Nd4 (s=2)
                7     0.92  -2.27   1. a3 Nb3 2. Qe3 Nxc1 3. Bxb5 Nd4 4.
                                    Kxc1 Qxb5 5. hxg6 fxg6 6. axb4
                7->   1.32  -2.27   1. a3 Nb3 2. Qe3 Nxc1 3. Bxb5 Nd4 4.
                                    Kxc1 Qxb5 5. hxg6 fxg6 6. axb4 (s=3)
                8     1.39     +1   1. a3!!
                8     1.50  -1.51   1. a3 Nb3 2. Qe3 bxa3 3. Qxb3 a2+ 4.
                                    Ka1 Bxe2 5. Qe3 (s=2)
                8     2.38     +1   1. Qh6+!!
                8     2.47     +3   1. Qh6+!!
                8     2.69     +M   1. Qh6+!!
                8     2.80  Mat10   1. Qh6+ Kxh6 2. hxg6+ Kg5 3. Rh5+ Kxh5
                                    4. f4+ Bxe2 5. Nf6+ Kh6 6. Rh1+ Bh5
                                    7. Rxh5+ Kg7 8. Ne8+ Rxe8 9. Rxh7+
                                    Kf6 10. Rxf7#
                8->   2.82  Mat10   1. Qh6+ Kxh6 2. hxg6+ Kg5 3. Rh5+ Kxh5
                                    4. f4+ Bxe2 5. Nf6+ Kh6 6. Rh1+ Bh5
                                    7. Rxh5+ Kg7 8. Ne8+ Rxe8 9. Rxh7+
                                    Kf6 10. Rxf7# (s=5)
                9     3.05  Mat10   1. Qh6+ Kxh6 2. hxg6+ Kg5 3. Rh5+ Kxh5
                                    4. f4+ Bxe2 5. Nf6+ Kh6 6. Rh1+ Bh5
                                    7. Rxh5+ Kg7 8. Ne8+ Rxe8 9. Rxh7+
                                    Kf6 10. Rxf7# (s=4)
                9->   3.44  Mat10   1. Qh6+ Kxh6 2. hxg6+ Kg5 3. Rh5+ Kxh5
                                    4. f4+ Bxe2 5. Nf6+ Kh6 6. Rh1+ Bh5
                                    7. Rxh5+ Kg7 8. Ne8+ Rxe8 9. Rxh7+
                                    Kf6 10. Rxf7# (s=2)
               10     3.60  Mat10   1. Qh6+ Kxh6 2. hxg6+ Kg5 3. Rh5+ Kxh5
                                    4. f4+ Bxe2 5. Nf6+ Kh6 6. Rh1+ Bh5
                                    7. Rxh5+ Kg7 8. Ne8+ Rxe8 9. Rxh7+
                                    Kf6 10. Rxf7#
               10->   5.00  Mat10   1. Qh6+ Kxh6 2. hxg6+ Kg5 3. Rh5+ Kxh5
                                    4. f4+ Bxe2 5. Nf6+ Kh6 6. Rh1+ Bh5
                                    7. Rxh5+ Kg7 8. Ne8+ Rxe8 9. Rxh7+
                                    Kf6 10. Rxf7# (s=3)
               11     5.41  Mat10   1. Qh6+ Kxh6 2. hxg6+ Kg5 3. Rh5+ Kxh5
                                    4. f4+ Bxe2 5. Nf6+ Kh6 6. Rh1+ Bh5
                                    7. Rxh5+ Kg7 8. Ne8+ Rxe8 9. Rxh7+
                                    Kf6 10. Rxf7# (s=2)
?              11     5.41   2/53*  1. Nf5+
White(1): ?
              time=6.80  cpu=181%  mat=0  n=25657364  fh=97%  nps=3.77M
              ext-> chk=1993882 cap=40124 pp=11144 1rep=214004 mate=12026
              predicted=0  nodes=25657364  evals=1959231  50move=0
              endgame tablebase-> probes=0  hits=0
              SMP->  split=830  stop=75  data=8/64  cpu=12.34  elap=6.80

mate in 10 moves.



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.