Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Test position !!! Can your engine find mate in 17!!

Author: Renze Steenhuisen

Date: 04:01:53 09/22/05

Go up one level in this thread


On September 14, 2005 at 21:06:28, Vegadapirate wrote:

>Hello all , recently i posted  this message but i did not get any reply , i have
>a slow machine i would like some people with good machines to test this position
>and find mate in 17.Thx in advance
>
>[D] r1b4r/1p1n1k2/4ppp1/p1B4N/qP5Q/8/2P2P1P/1K4R1 w - - 0 1

Due to a bastard colleague of mine (system reboot), only 21 plies...

Crafty v19.3 768MB HASH 48 MB Pawn on PIV 3Ghz:

              clearing hash tables
              time surplus   0.00  time limit 166666:39 (166666:39)
              depth   time  score   variation (1)
                1     0.00  -8.05   1. Qe4 gxh5
                1->   0.01  -8.05   1. Qe4 gxh5
                2     0.01  -8.05   1. Qe4 gxh5
                2->   0.01  -8.05   1. Qe4 gxh5
                3     0.01  -8.00   1. Qe4 f5 2. Qg2 gxh5
                3     0.01     ++   1. Qg3!!
                3     0.02  -7.45   1. Qg3 Ne5 2. Nxf6 Kxf6
                3->   0.02  -7.45   1. Qg3 Ne5 2. Nxf6 Kxf6
                4     0.02  -7.45   1. Qg3 Ne5 2. Nxf6 Kxf6
                4     0.03     ++   1. Rxg6!!
                4     0.04  -5.74   1. Rxg6 Rxh5 2. Qxh5 axb4
                4->   0.04  -5.74   1. Rxg6 Rxh5 2. Qxh5 axb4
                5     0.04     ++   1. Rxg6!!
                5     0.05  -4.11   1. Rxg6 Rxh5 2. Qxh5 Nxc5 3. Rg4+ Ke7
                                    4. Qxc5+
                5->   0.06  -4.11   1. Rxg6 Rxh5 2. Qxh5 Nxc5 3. Rg4+ Ke7
                                    4. Qxc5+
                6     0.08     ++   1. Rxg6!!
                6     0.10  -2.81   1. Rxg6 Rxh5 2. Qxh5 e5 3. Qh7+ Ke6
                                    4. Qe7+ Kf5
                6->   0.12  -2.81   1. Rxg6 Rxh5 2. Qxh5 e5 3. Qh7+ Ke6
                                    4. Qe7+ Kf5
                7     0.18     ++   1. Rxg6!!
                7     0.38   0.01   1. Rxg6 Rh7 2. Rxf6+ Nxf6 3. Qxf6+
                                    Ke8 4. Qf8+ Kd7 5. Nf6+ Kc6 6. Qd6+
                                    Kb5 7. Qd3+ Kc6 8. Qd6+
                7->   0.42   0.01   1. Rxg6 Rh7 2. Rxf6+ Nxf6 3. Qxf6+
                                    Ke8 4. Qf8+ Kd7 5. Nf6+ Kc6 6. Qd6+
                                    Kb5 7. Qd3+ Kc6 8. Qd6+
                8     0.55   0.01   1. Rxg6 Rh7 2. Rxf6+ Nxf6 3. Qxf6+
                                    Ke8 4. Qf8+ Kd7 5. Nf6+ Kc6 6. Qd6+
                                    Kb5 7. Qd3+ Kc6 8. Qd6+
                8->   0.63   0.01   1. Rxg6 Rh7 2. Rxf6+ Nxf6 3. Qxf6+
                                    Ke8 4. Qf8+ Kd7 5. Nf6+ Kc6 6. Qd6+
                                    Kb5 7. Qd3+ Kc6 8. Qd6+
                9     0.93   0.01   1. Rxg6 Rh7 2. Rxf6+ Nxf6 3. Qxf6+
                                    Ke8 4. Qf8+ Kd7 5. Nf6+ Kc6 6. Qd6+
                                    Kb5 7. Qd3+ Kc6 8. Qd6+
                9->   1.11   0.01   1. Rxg6 Rh7 2. Rxf6+ Nxf6 3. Qxf6+
                                    Ke8 4. Qf8+ Kd7 5. Nf6+ Kc6 6. Qd6+
                                    Kb5 7. Qd3+ Kc6 8. Qd6+
               10     2.55     ++   1. Rxg6!!
               10     5.12   1.62   1. Rxg6 Rh7 2. Rxf6+ Nxf6 3. Qxf6+
                                    Ke8 4. Ng7+ Rxg7 5. Qxg7 Qxb4+ 6. Bxb4
                                    axb4 7. Qd4 Ra4
               10->   5.56   1.62   1. Rxg6 Rh7 2. Rxf6+ Nxf6 3. Qxf6+
                                    Ke8 4. Ng7+ Rxg7 5. Qxg7 Qxb4+ 6. Bxb4
                                    axb4 7. Qd4 Ra4
               11     9.87   1.72   1. Rxg6 Rh7 2. Rxf6+ Nxf6 3. Qxf6+
                                    Ke8 4. Ng7+ Rxg7 5. Qxg7 Qxb4+ 6. Bxb4
                                    axb4 7. Qd4 Ke7 8. Qh4+ Kd6 9. Qxb4+
               11->  11.11   1.72   1. Rxg6 Rh7 2. Rxf6+ Nxf6 3. Qxf6+
                                    Ke8 4. Ng7+ Rxg7 5. Qxg7 Qxb4+ 6. Bxb4
                                    axb4 7. Qd4 Ke7 8. Qh4+ Kd6 9. Qxb4+
               12    19.43     ++   1. Rxg6!!
               12    51.58   4.46   1. Rxg6 Rh7 2. Rxf6+ Nxf6 3. Qxf6+
                                    Ke8 4. Qf8+ Kd7 5. Nf6+ Kc6 6. Qd6+
                                    Kb5 7. Qd3+ Kc6 8. c4 Qa1+ 9. Kxa1
                                    axb4+ 10. Kb2 Kxc5 11. Nxh7 e5
               12->  54.33   4.46   1. Rxg6 Rh7 2. Rxf6+ Nxf6 3. Qxf6+
                                    Ke8 4. Qf8+ Kd7 5. Nf6+ Kc6 6. Qd6+
                                    Kb5 7. Qd3+ Kc6 8. c4 Qa1+ 9. Kxa1
                                    axb4+ 10. Kb2 Kxc5 11. Nxh7 e5
               13     1:18     ++   1. Rxg6!!
               13     3:12   6.15   1. Rxg6 Rh7 2. Rxf6+ Nxf6 3. Qxf6+
                                    Ke8 4. Qf8+ Kd7 5. Qd6+ Ke8 6. Nf6+
                                    Kf7 7. Nxh7 Qxb4+ 8. Bxb4 axb4 9. Ng5+
                                    Kf6 10. Qf4+ Kg6 11. h4 Kh5 12. Qxb4
               13->   3:20   6.15   1. Rxg6 Rh7 2. Rxf6+ Nxf6 3. Qxf6+
                                    Ke8 4. Qf8+ Kd7 5. Qd6+ Ke8 6. Nf6+
                                    Kf7 7. Nxh7 Qxb4+ 8. Bxb4 axb4 9. Ng5+
                                    Kf6 10. Qf4+ Kg6 11. h4 Kh5 12. Qxb4
               14     5:53   6.38   1. Rxg6 Rh7 2. Rxf6+ Nxf6 3. Qxf6+
                                    Ke8 4. Qf8+ Kd7 5. Qd6+ Ke8 6. Nf6+
                                    Kf7 7. Nxh7 Qxb4+ 8. Bxb4 axb4 9. Qxb4
                                    Kg7 10. Qe7+ Kg6 11. Nf6 Kf5 12. h4
               14->   6:13   6.38   1. Rxg6 Rh7 2. Rxf6+ Nxf6 3. Qxf6+
                                    Ke8 4. Qf8+ Kd7 5. Qd6+ Ke8 6. Nf6+
                                    Kf7 7. Nxh7 Qxb4+ 8. Bxb4 axb4 9. Qxb4
                                    Kg7 10. Qe7+ Kg6 11. Nf6 Kf5 12. h4
               15    12:38   6.43   1. Rxg6 Rh7 2. Rxf6+ Nxf6 3. Qxf6+
                                    Ke8 4. Qf8+ Kd7 5. Qd6+ Ke8 6. Nf6+
                                    Kf7 7. Nxh7 Qxb4+ 8. Bxb4 axb4 9. Ng5+
                                    Kf6 10. Ne4+ Kf5 11. Qxb4 Ra6 12. Nd6+
                                    Rxd6 13. Qxd6 Ke4
               15->  13:42   6.43   1. Rxg6 Rh7 2. Rxf6+ Nxf6 3. Qxf6+
                                    Ke8 4. Qf8+ Kd7 5. Qd6+ Ke8 6. Nf6+
                                    Kf7 7. Nxh7 Qxb4+ 8. Bxb4 axb4 9. Ng5+
                                    Kf6 10. Ne4+ Kf5 11. Qxb4 Ra6 12. Nd6+
                                    Rxd6 13. Qxd6 Ke4
               16    31:58   6.73   1. Rxg6 Rh7 2. Rxf6+ Nxf6 3. Qxf6+
                                    Ke8 4. Qf8+ Kd7 5. Qd6+ Ke8 6. Nf6+
                                    Kf7 7. Nxh7 Qxb4+ 8. Bxb4 axb4 9. Ng5+
                                    Kf6 10. Ne4+ Kf5 11. Qxb4 Ra6 12. Nd6+
                                    Rxd6 13. Qxd6 Ke4 14. h4
               16->  35:17   6.73   1. Rxg6 Rh7 2. Rxf6+ Nxf6 3. Qxf6+
                                    Ke8 4. Qf8+ Kd7 5. Qd6+ Ke8 6. Nf6+
                                    Kf7 7. Nxh7 Qxb4+ 8. Bxb4 axb4 9. Ng5+
                                    Kf6 10. Ne4+ Kf5 11. Qxb4 Ra6 12. Nd6+
                                    Rxd6 13. Qxd6 Ke4 14. h4
               17    67:33     ++   1. Rxg6!!
               17   125:32   7.43   1. Rxg6 Rh7 2. Rxf6+ Nxf6 3. Qxf6+
                                    Ke8 4. Qf8+ Kd7 5. Qd6+ Ke8 6. Nf6+
                                    Kf7 7. Nxh7 Qxb4+ 8. Bxb4 axb4 9. Qf8+
                                    Kg6 10. Qg8+ Kf5 11. Qg5+ Ke4 12. Nf6+
                                    Kd4 13. Qe3+ Kc4 14. Qd3+ Kc5 15. Ne4+
                                    Kb6 16. Qd4+ Kb5 17. c4+ bxc3 18. Qc5+
                                    Ka4 19. Qc4+ Ka5 20. Qa2+ Kb4 21. Qxa8
               17-> 138:32   7.43   1. Rxg6 Rh7 2. Rxf6+ Nxf6 3. Qxf6+
                                    Ke8 4. Qf8+ Kd7 5. Qd6+ Ke8 6. Nf6+
                                    Kf7 7. Nxh7 Qxb4+ 8. Bxb4 axb4 9. Qf8+
                                    Kg6 10. Qg8+ Kf5 11. Qg5+ Ke4 12. Nf6+
                                    Kd4 13. Qe3+ Kc4 14. Qd3+ Kc5 15. Ne4+
                                    Kb6 16. Qd4+ Kb5 17. c4+ bxc3 18. Qc5+
                                    Ka4 19. Qc4+ Ka5 20. Qa2+ Kb4 21. Qxa8
               18   294:11   7.78   1. Rxg6 Rh7 2. Rxf6+ Nxf6 3. Qxf6+
                                    Ke8 4. Qf8+ Kd7 5. Qd6+ Ke8 6. Nf6+
                                    Kf7 7. Nxh7 Qd7 8. Qf8+ Kg6 9. Qg8+
                                    Qg7 10. Nf8+ Kf6 11. Bd4+ e5 12. Bxe5+
                                    Kxe5 13. Qxg7+ Kd5 14. bxa5 Ra6 15.
                                    Qf7+ Kd4 16. Qf4+ Kd5 17. Qd2+ Ke4
                                    18. h4
               18-> 354:25   7.78   1. Rxg6 Rh7 2. Rxf6+ Nxf6 3. Qxf6+
                                    Ke8 4. Qf8+ Kd7 5. Qd6+ Ke8 6. Nf6+
                                    Kf7 7. Nxh7 Qd7 8. Qf8+ Kg6 9. Qg8+
                                    Qg7 10. Nf8+ Kf6 11. Bd4+ e5 12. Bxe5+
                                    Kxe5 13. Qxg7+ Kd5 14. bxa5 Ra6 15.
                                    Qf7+ Kd4 16. Qf4+ Kd5 17. Qd2+ Ke4
                                    18. h4
               19   786:00   8.08   1. Rxg6 Rh7 2. Rxf6+ Nxf6 3. Qxf6+
                                    Ke8 4. Qf8+ Kd7 5. Qd6+ Ke8 6. Nf6+
                                    Kf7 7. Nxh7 Qd7 8. Qf8+ Kg6 9. Qg8+
                                    Qg7 10. Nf8+ Kf6 11. Bd4+ e5 12. Bxe5+
                                    Kxe5 13. Qxg7+ Kf4 14. Ng6+ Kf3 15.
                                    Qf8+ Kg2 16. bxa5 Kxh2 17. Ne7 Kg1
                                    18. Nxc8 Rxa5
               19-> 997:14   8.08   1. Rxg6 Rh7 2. Rxf6+ Nxf6 3. Qxf6+
                                    Ke8 4. Qf8+ Kd7 5. Qd6+ Ke8 6. Nf6+
                                    Kf7 7. Nxh7 Qd7 8. Qf8+ Kg6 9. Qg8+
                                    Qg7 10. Nf8+ Kf6 11. Bd4+ e5 12. Bxe5+
                                    Kxe5 13. Qxg7+ Kf4 14. Ng6+ Kf3 15.
                                    Qf8+ Kg2 16. bxa5 Kxh2 17. Ne7 Kg1
                                    18. Nxc8 Rxa5
               20   2292:08   8.34   1. Rxg6 Rh7 2. Rxf6+ Nxf6 3. Qxf6+
                                    Ke8 4. Qf8+ Kd7 5. Qd6+ Ke8 6. Nf6+
                                    Kf7 7. Nxh7 Qd7 8. Qf8+ Kg6 9. Qg8+
                                    Qg7 10. Nf8+ Kf6 11. Bd4+ e5 12. Bxe5+
                                    Kxe5 13. Qxg7+ Kd5 14. bxa5 Ra6 15.
                                    Ng6 Kc4 16. Qc7+ Kb4 17. c3+ Kb5 18.
                                    c4+ Kb4 19. Ne7
               20-> 2886:48   8.34   1. Rxg6 Rh7 2. Rxf6+ Nxf6 3. Qxf6+
                                    Ke8 4. Qf8+ Kd7 5. Qd6+ Ke8 6. Nf6+
                                    Kf7 7. Nxh7 Qd7 8. Qf8+ Kg6 9. Qg8+
                                    Qg7 10. Nf8+ Kf6 11. Bd4+ e5 12. Bxe5+
                                    Kxe5 13. Qxg7+ Kd5 14. bxa5 Ra6 15.
                                    Ng6 Kc4 16. Qc7+ Kb4 17. c3+ Kb5 18.
                                    c4+ Kb4 19. Ne7
               21   4669:39     ++   1. Rxg6!!
               21   9725:29   9.29   1. Rxg6 Rh7 2. Rxf6+ Nxf6 3. Qxf6+
                                    Ke8 4. Qf8+ Kd7 5. Qd6+ Ke8 6. Nf6+
                                    Kf7 7. Nxh7 Qd7 8. Qf8+ Kg6 9. Qg8+
                                    Qg7 10. Nf8+ Kf6 11. Bd4+ e5 12. Bxe5+
                                    Kxe5 13. Qxg7+ Kf5 14. Ng6 axb4 15.
                                    Ne7+ Ke6 16. Nxc8 Ra3 17. Qxb7 Rc3
                                    18. Qe4+ Kf6 19. Nd6
               21-> 11747:10   9.29   1. Rxg6 Rh7 2. Rxf6+ Nxf6 3. Qxf6+
                                    Ke8 4. Qf8+ Kd7 5. Qd6+ Ke8 6. Nf6+
                                    Kf7 7. Nxh7 Qd7 8. Qf8+ Kg6 9. Qg8+
                                    Qg7 10. Nf8+ Kf6 11. Bd4+ e5 12. Bxe5+
                                    Kxe5 13. Qxg7+ Kf5 14. Ng6 axb4 15.
                                    Ne7+ Ke6 16. Nxc8 Ra3 17. Qxb7 Rc3
                                    18. Qe4+ Kf6 19. Nd6



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.