Author: Vincent Lejeune
Date: 08:45:07 05/10/02
Go up one level in this thread
On May 10, 2002 at 10:26:12, José Antônio Fabiano Mendes wrote: > GM J.Speelman,1979 [test position] > [D]8/1p2k2p/8/P4K2/8/7P/8/8 w > King and pawn endings are always more difficult than first appear > and the intricacies of Jon Speelman's study would probably baffle > most grandmasters if they reached the position over the board. > 1. Kg5 Kf7 2. Kh6 Kg8 3. h4 Kh8 4. Kh5 Kg8 5.Kg4 Kf8 6. Kf4 Ke8 > 7. Kg5 Kf7 8. Kf5 Ke7 9. Ke5 Kd7 10. Kf6 and thanks to the tempo > gained on move 3, White now wins the queen by a skewer after both > pawns promote. Paul Lamford,"British Chess Magazine",January 1986,page 28 H8 annouce mate in 30!! after 23 sec on a slow celeron@875 (french notation) The line is the same as the one you gave Nouvelle partie 8/1p2k2p/8/P4K2/8/7P/8/8 w - - 0 1 Analysis by Hiarcs 8: ... 1.Rg5 Rf7 2.Rh6 Rg8 3.h4 Rh8 4.h5 Rg8 ² (0.67) Profondeur: 8/12 00:00:00 2kN, tb=107 1.Rg5 Rf7 2.Rh6 Rg8 3.h4 Rh8 4.h5 Rg8 5.Rg5 ² (0.62) Profondeur: 9/13 00:00:00 6kN, tb=185 1.Rg5 Rf7 2.Rh6 Rg8 3.h4 Rh8 4.h5 Rg8 5.Rg5 Rf7 ² (0.59) Profondeur: 10/13 00:00:01 20kN, tb=324 1.Rg5 Rf7 2.Rh6 Rg8 3.h4 Rh8 4.Rh5 Rg8 5.Rg4 Rf8 ² (0.59) Profondeur: 11/15 00:00:03 32kN, tb=593 1.Rg5 Rf7 2.Rh6 Rg8 3.h4 Rh8 4.Rh5 Rg8 5.Rg4 Rf7 6.Rf5 ² (0.61) Profondeur: 12/15 00:00:05 56kN, tb=852 1.Rg5 Rf7 2.Rh6 Rg8 3.h4 Rh8 4.Rh5 Rg8 5.Rg4 Rf7 6.Rf5 ² (0.61) Profondeur: 13/17 00:00:07 74kN, tb=1313 1.h4 Rf7 2.h5 Re7 3.Re5 h6 4.Rd5 Rd7 5.Rc5 Rc7 6.Rb5 ² (0.62) Profondeur: 13/18 00:00:08 96kN, tb=1821 1.h4 Rf7 2.h5 Re7 3.Re5 h6 4.Rf5 Rf7 5.Re5 ² (0.62) Profondeur: 14/18 00:00:10 109kN, tb=2353 1.h4 Rf7 2.h5 Re7 3.Re5 h6 4.Rd4 Rd6 5.Rc4 Rc6 6.Rb4 Rd7 ² (0.60) Profondeur: 15/21 00:00:12 148kN, tb=3216 1.Rg5 Rf7 2.Rh6 Rg8 3.h4 Rh8 4.Rh5 Rg8 5.Rg4 ² (0.65) Profondeur: 15/21 00:00:12 152kN, tb=3228 1.Rg5 Rf7 2.Rh6 Rg8 3.h4 Rh8 4.Rh5 Rg8 5.Rg4 Rf8 6.Rf4 Rf7 7.Rf5 ² (0.65) Profondeur: 16/21 00:00:13 177kN, tb=3850 1.Rg5 Rf7 2.Rh6 Rg8 3.h4 Rh8 4.Rh5 Rg8 5.Rg4 Rf8 6.Rf4 Rf7 7.Rf5 ² (0.65) Profondeur: 17/21 00:00:15 207kN, tb=5131 1.Rg5 Rf7 2.Rh6 Rg8 3.h4 Rh8 4.Rh5 Rg8 5.Rg4 Rf8 6.Rf4 Rf7 7.Rf5 ² (0.65) Profondeur: 18/21 00:00:16 235kN, tb=5747 1.Rg5 Rf7 2.Rh6 Rg8 3.h4 Rh8 4.Rh5 Rg8 5.Rg4 Rf8 6.Rf4 Rf7 7.Rf5 ² (0.65) Profondeur: 19/22 00:00:19 266kN, tb=6922 1.Rg5 Rf7 2.Rh6 Rg8 3.h4 Rh8 4.Rh5 Rg8 5.Rg4 Rf8 6.Rf4 Rf7 7.Rf5 ² (0.65) Profondeur: 20/24 00:00:20 301kN, tb=7760 1.Rg5 Rf7 ± (0.91) Profondeur: 21/24 00:00:21 328kN, tb=8774 1.Rg5 Rf7 2.Rh6 Rg8 3.h4 Rh8 4.Rh5 Rg8 5.Rg4 Rf8 6.Rf4 Rf7 7.Rf5 Re7 8.Re5 Rd7 9.Rf6 Rc6 10.h5 Rc5 11.Rg7 b6 12.axb6 +- (4.70) Profondeur: 21/26 00:00:21 334kN, tb=8835 1.Rg5 Rf7 +- (6.85) Profondeur: 22/27 00:00:21 362kN, tb=9398 1.Rg5 Rf7 2.Rh6 Rg8 3.h4 Rh8 4.Rh5 Rg8 5.Rg4 Rf8 6.Rf4 Rf7 7.Rf5 Re7 8.Re5 Rd8 9.Rf6 Rc7 10.Rg7 b6 11.axb6+ Rxb6 12.h5 Rc6 13.Rxh7 +- (11.52) Profondeur: 22/28 00:00:21 367kN, tb=9489 1.Rg5 Rf7 2.Rh6 Rg8 3.h4 Rh8 4.Rh5 Rg8 5.Rg4 Rf8 6.Rf4 Rf7 7.Rf5 Re7 +- (11.52) Profondeur: 23/28 00:00:22 400kN, tb=10353 1.Rg5 Rf7 2.Rh6 Rg8 3.h4 Rh8 4.Rh5 Rg8 5.Rg4 Rf8 6.Rf4 Re8 +- (#31) Profondeur: 24/28 00:00:23 429kN, tb=11006 1.Rg5 Rf7 2.Rh6 Rg8 3.h4 Rh8 4.Rh5 Rg8 5.Rg4 Rf8 6.Rf4 Re8 7.Rg5 Rf7 8.Rf5 Re7 9.Re5 Rd7 10.Rf6 +- (#30) Profondeur: 24/28 00:00:23 435kN, tb=11109
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.