Author: Tony Werten
Date: 06:57:27 10/07/01
Go up one level in this thread
On October 06, 2001 at 08:41:56, Vincent Lejeune wrote: >On October 06, 2001 at 08:38:43, Vincent Lejeune wrote: > >>On October 05, 2001 at 22:42:19, Bruce Moreland wrote: >> >>>[D] 8/8/Pk3p2/1Pp2p1p/K1P2P1P/8/8/8 w - - 0 1 >>> >>>I left this running for a while and when I came back my program was saying mate >>>in 12. >>> >>>The key is obvious, but I'm not used to seeing mate declarations in K+P endings, >>>where endgame databases aren't involved. >>> >>>bruce >> >>I'm just trying tiger with this position, it rocks ! >> >>3 best moves, after 10 seconds, hardware celeron@875 (R = king) : >> >>Analysis by Gambit Tiger 2.0 : >> >>1. +- (#12): 1.Rb3 Ra7 2.Ra3 Rb6 3.Ra4 Ra7 4.Ra5 Rb8 5.b6 Ra8 6.Rb5 Rb8 7.Rc6 >>Ra8 8.b7+ Rb8 9.a7+ Rxa7 10.Rc7 Ra6 >>2. +- (#12): 1.Ra3 Ra7 2.Rb3 Rb6 3.Ra4 Ra7 >>3. +- (21.42): 1.a7 Rxa7 2.Ra5 Rb7 3.b6 Rb8 4.Rb5 Rb7 5.Rxc5 Ra6 6.Rc6 Ra5 7.c5 >>Rb4 8.b7 Rc4 9.b8D Rd4 10.Rb5 Re4 > >and with one move, Mate in 11 ! (D = queen) : > >Analysis by Gambit Tiger 2.0: > >1.a7 > +- (18.88) Profondeur: 19 00:00:00 136kN >1.a7 Rxa7 2.Ra5 Rb7 3.b6 Rb8 4.Rb5 Rb7 5.Rxc5 Rb8 6.Rc6 Rc8 7.b7+ Rb8 8.c5 Ra7 >9.Rc7 Ra6 10.b8D Ra5 > +- (20.34) Profondeur: 19 00:00:00 147kN >1.Rb3 Ra7 2.Ra3 Rb6 3.Ra4 Ra7 4.Ra5 Rb8 5.Rb6 Rc8 6.a7 Rd7 7.a8D Re7 8.Rc6 Rf7 >9.Dh8 Rg6 10.b6 Rf7 > +- (#13) Profondeur: 19 00:00:04 1165kN >1.Rb3 Ra7 2.Ra3 Rb6 3.Ra4 Ra7 4.Ra5 Rb8 5.Rb6 Rc8 6.a7 Rd7 7.a8D Re7 8.Db7+ Rd6 >9.Dg7 Re6 10.Df8 Rd7 > +- (#11) Profondeur: 20 00:00:49 13883kN, tb=7 >1.Rb3 Ra7 2.Ra3 Rb6 3.Ra4 Ra7 4.Ra5 Rb8 5.Rb6 Rc8 6.a7 Rd7 7.a8D Rd6 8.Dc8 Re7 >9.Db7+ Rd6 > +- (#11) Profondeur: 21 00:01:48 29612kN, tb=7 XiniX needs 9 seconds on amd333, but doesn't come to mate in 11. Just mate in 12 (23 ply) and sticks with it. ply score time speed pv: 19 99,977 9s 89Kn/s 1.Kb3 Ka7 2.Ka3 Kb6 3.Ka4 Ka7 4.Ka5 Kb8 5.b6 Ka8 6.Kb5 Kb8 7.Kc6 Ka8 8.b7+ Kb8 9.Kd7 Ka7 10.Kc7 Kxa6 11.b8Q Ka5 12.Qb5+ Tony
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