Author: Vincent Diepeveen
Date: 04:33:10 09/25/01
Go up one level in this thread
On September 25, 2001 at 06:47:41, Uri Blass wrote: 00:01 0 0 3 (0) 1 41.796 h6-h7 00:01 0 0 21 (0) 2 79.430 h6-h7 Ke1-d1 h7-h8Q 00:01 0 0 76 (0) 3 82.648 h6-h7 Ke1-d1 h7-h8Q 00:01 0 0 381 (0) 4 81.785 h6-h7 Ke1-d1 g6-g7 Kd1-c2 h7-h8Q ++ c6-c7 00:01 0 0 545 (0) 4 82.460 c6-c7 Ke1-f1 g6-g7 Kf1-e1 g7-g8Q 00:01 0 0 1284 (0) 5 85.678 c6-c7 Ke1-f1 g6-g7 Kf1-e1 g7-g8Q 00:01 0 0 5756 (0) 6 89.380 c6-c7 Ke1-f1 h6-h7 Kf1-g1 d6-d7 Kg1-g2 h7-h8Q 00:01 0 0 21703 (0) 7 92.738 c6-c7 Ke1-f1 h6-h7 Kf1-g1 d6-d7 Kg1-g2 h7-h8Q ++ b6-b7 00:01 0 0 44906 (0) 7 MATE05 b6-b7 Ke1-f1 g6-g7 Kf1-g2 g7-g8Q Kg2-h1 h6-h7 Kh1-h 2 h7-h8Q >I find that Deep Fritz can get positional score of more than 26 pawns and Crafty >can get a positional score of more than 37 pawns. > >Here is the proof > >Deep Fritz certainly does not see a promotion at depth 1/2 but the score is >34.44 pawns for white > >8 pawns for white is the material score and it means that the positional score >is 26.44 pawns > >New position >[D]8/8/PPPPPPPP/8/8/4K3/8/4k3 w - - 0 1 > >Analysis by Deep Fritz: > >1.h7! > +- (31.63) Depth: 1/1 00:00:00 >1.h7! > +- (34.44) Depth: 1/2 00:00:00 >1.h7 Kd1 > +- (34.63) Depth: 2/3 00:00:00 >1.h7! > +- (34.94) Depth: 3/4 00:00:00 >1.h7! Kd1 2.g7 > +- (35.44) Depth: 3/4 00:00:00 >1.h7-- > +- (35.06) Depth: 4/6 00:00:00 >1.h7-- Kd1 2.g7 > +- (34.81) Depth: 4/6 00:00:00 >1.a7! > +- (34.94) Depth: 4/6 00:00:00 >1.f7! > +- (35.03) Depth: 4/8 00:00:00 >1.f7! > +- (35.38) Depth: 5/8 00:00:00 >1.f7! > +- (35.72) Depth: 6/8 00:00:00 1kN >1.f7! Kd1 2.g7 Kc2 > +- (36.16) Depth: 6/12 00:00:00 2kN >1.f7-- > +- (35.81) Depth: 7/14 00:00:00 10kN >1.f7-- Kd1 2.Kd3 Ke1 3.g7 Kf2 4.h7 > +- (35.38) Depth: 7/14 00:00:00 11kN >1.a7! > +- (35.41) Depth: 7/14 00:00:00 11kN >1.a7! Kd1 2.b7 Kc2 3.c7 Kd1 4.d7 > +- (36.41) Depth: 7/14 00:00:00 12kN >1.d7! > +- (36.59) Depth: 7/15 00:00:00 23kN >1.d7! > +- (37.75) Depth: 8/16 00:00:00 26kN >1.d7! Kd1 2.d8Q+ > +- (#6) Depth: 8/16 00:00:00 69kN > >(Blass, Tel-aviv 25.09.2001) > >Crafty's positional scores are even higher and you can see that the positional >score of Crafty is 37.31 based on the analysis at depth 1 > >I remember a discussion when vincent rejected the idea of futility pruning >because he may have positional scores of +20. >It seems that Diep is no exception and other programs can have even higer >positional scores > >New position >8/8/PPPPPPPP/8/8/4K3/8/4k3 w - - 0 1 > >Analysis by Crafty 18.10: > >1.h7 Kf1 > +- (45.31) Depth: 1/2 00:00:00 >1.h7 Kf1 > +- (45.71) Depth: 2/3 00:00:00 >1.h7 Kd1 2.h8Q > +- (50.58) Depth: 2/3 00:00:00 >1.h7 Kd1 2.a7 Kc2 3.a8Q > +- (50.91) Depth: 3/5 00:00:00 >1.h7 Kd1 2.c7 Ke1 3.h8Q Kd1 > +- (51.09) Depth: 4/8 00:00:00 >1.h7 Kd1 2.c7 Ke1 3.h8Q Kd1 > +- (51.49) Depth: 5/9 00:00:00 >1.h7 Kd1 2.h8Q Kc2 3.a7 Kc3 4.a8Q > +- (53.86) Depth: 5/9 00:00:00 >1.a7 > +- (54.26) Depth: 5/9 00:00:00 >1.a7 Kf1 2.a8Q Kg2 3.h7 Kg3 4.h8Q > +- (54.31) Depth: 5/9 00:00:00 >1.a7 Kf1 2.a8Q Kg2 3.h7 Kg3 4.h8Q > +- (54.71) Depth: 6/11 00:00:00 63kN >1.a7 Kf1 2.a8Q Kg2 3.c7+ Kg1 4.h7 Kh2 5.h8Q+ Kg3 > +- (54.80) Depth: 6/11 00:00:00 91kN >1.a7 Kf1 2.a8Q Kg2 3.c7+ Kg1 4.h7 Kh2 5.h8Q+ Kg3 > +- (55.20) Depth: 7/14 00:00:01 240kN >1.a7 Kd1 2.c7 Kc2 3.c8Q+ Kb1 4.b7 Ka2 5.a8Q+ Kb1 6.b8Q# > +- (#6) Depth: 7/14 00:00:02 680kN >1.d7 Kd1 2.b7 Kc1 3.d8Q Kb1 4.b8Q+ Ka1 5.Qa5# > +- (#5) Depth: 7/14 00:00:03 1322kN >1.d7 Kd1 2.b7 Kc1 3.d8Q Kb1 4.b8Q+ Ka1 5.Qa5# > +- (#5) Depth: 8/18 00:00:10 3830kN > >(Blass, Tel-aviv 25.09.2001) > >Uri
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.