Author: Rafael Andrist
Date: 05:44:28 11/14/01
Go up one level in this thread
On November 14, 2001 at 07:32:02, Dieter Buerssner wrote: >On November 13, 2001 at 11:44:23, Rafael Andrist wrote: > >>How general is your rule [rook pawns wrong B]? >>[D]7k/8/8/7P/7P/3B1K2/2B5/8 w - - 0 1 > >:-) Ooops. Does Wilhelm understand this? Yes >I think, it would be not that difficult, but probably it is not worth it. I agree, but If I implement a function which says draw/win I want to make it as general as possible. In this case, this costs exactly no more time. >A Troitzkij study with a similar theme, that Yace gets however: > >[D] 5k2/8/8/3R4/6K1/8/3b2pP/8 w - - > >White draws. Wilhelm needs some time (54 sec) to find Rf5+ but don't give a draw score: ply time value nodes N nodes Q PV 1 0s 1.28 22 116 Rd5-d8+ 2 0s -2.60 160 614 Rd5xd2 g2-g1Q+ 3 1s -2.68 810 1017 Rd5-d8+ Kf8-e7! Rd8xd2 g2-g1Q+ 4 1s -2.67 2667 1645 Rd5xd2 g2-g1Q+ Kg4-f4! Qg1-f1+ Kf4-e4! Kf8-e7 5 1s -2.70 10494 4559 Rd5xd2 g2-g1Q+ Kg4-f4! Qg1-f1+ Kf4-e3! Qf1-e1+ Rd2-e2! Qe1-b4 6 3s -2.72 42396 18555 Rd5xd2 g2-g1Q+ Kg4-f3! Kf8-e7 h2-h4 Qg1-h1+ Kf3-g4! Qh1-e4+ 7 7s -2.73 121841 49765 Rd5xd2 g2-g1Q+ Kg4-f3! Qg1-g5 Rd2-e2 Qg5-b5 Re2-d2 Kf8-f7 8 20s -2.75 355022 138564 Rd5xd2 g2-g1Q+ Kg4-f3! Kf8-e7 Rd2-e2+ Ke7-d6! Re2-b2 Qg1-d4 Rb2-b8 Kd6-d7 9 54s -1.78 1075360 342250 Rd5-f5+ Kf8-g7! Kg4-h3 g2-g1R Rf5-f2 Rg1-d1 Kh3-g4 Bd2-e3 Rf2-e2 Rd1-d3 10 118s -1.77 2615629 792942 Rd5-f5+ Kf8-g7! Kg4-h3 g2-g1R Rf5-f2 Rg1-d1 Kh3-g4 Kg7-g6 Rf2-g2 Kg6-f6 h2-h4 regards Rafael B. Andrist
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.