Author: Uri Blass
Date: 09:21:28 04/02/02
Go up one level in this thread
On April 02, 2002 at 12:11:08, Uri Blass wrote: >On April 02, 2002 at 12:06:48, Uri Blass wrote: > >>On April 02, 2002 at 11:03:12, Jorge Pichard wrote: >> >>>On April 02, 2002 at 09:16:06, Uri Blass wrote: >>> >>>>On April 01, 2002 at 20:35:29, Jorge Pichard wrote: >>>> >>>>>Here is a game where both programs NOT knowing what to do in the opening, since >>>>>they are playing without Opening Books Managed to play a decent game of the >>>>>Orangutan or Sokolsky Opening. Again I forced the first move 1.b4.... tomorrow I >>>>>will let both programs select their own first move. Uri needs to make an opening >>>>>Book for his program Movei. >>>> >>>>I think that there are more important things and movei >>>>did not get a losing position out of the opening. >>>> >>>>movei even could get a better position and win a pawn by 19.b5 >>>> >>>>I find it strange that movei searched only to depth 2 when >>>>it played 19.Bf3 and I will try to find the problem(if it is a bug in my program >>>>or maybe the celeron was slowed down for some reason). >>> >>>Yes it is strange that it only searched to depth 2; I will replay the game from >>>move 19.... today. >>> >>> Pichard >> >>The problem continued also at moves 20 and 21 and was only >>fixed later. >> >>It did not do a stupid tactical error in these moves >>but it is possible that it could find better moves with deeper search. >> >>I checked only move 19 and my program considers Rgf1 >>to be the best move at depthes 7,8,9 >> >>Another note is that I found no time control that my program >>play both 2.Bb2 and both 4.Bc3 and on my computer >>at time control that is slow enough to play 2.Bb2 >>my program always play 4.h3 and the only explanation that I can find >>for both moves is assuming that the celeron's speed is not proprtional to my >>program's speed. >> >>I hope that there will be no problem in the game because my tests were only from >>the opening position and I am afraid of a bug in >>the time management if my program does not know correctly the number of moves >>for the time control. >> >>My program usually gets this number in the beginning of the game >>and it is reducing it by 1 every time that the computer is >>to move. >> >>It can cause a wrong assumption about the number of moves >>when the game does not start from move 1. >> >>Uri > >I analyze the move that my program likes Rgf1 on my pIII800 >and I find that it also wins a pawn > >Here is yace only material's analaysis(pawn=0.8,knight=3.4,bishop=3.5) > >movei00_6 Celeron 433 Mhz - Chess Tiger 14.9 Beta2 Handsp >2kr3r/1ppnbppp/p3p3/4P2n/1PNP4/2B3P1/P1P1K1BP/1R3R2 b - - 0 1 > >Analysis by Yace 0.99.56: > >19...b5 20.Nd2 > = (-0.10) Depth: 4 00:00:00 >19...Nxe5 20.dxe5 > +- (2.70) Depth: 4 00:00:00 >19...Rdf8 > = (0.10) Depth: 4 00:00:00 >19...Rdf8 20.a3 > = (0.10) Depth: 4 00:00:00 >19...Rdf8 20.a3 Bg5 > = (0.10) Depth: 4 00:00:02 >19...Rdf8 20.a3 Bg5 21.Bb2 > = (0.10) Depth: 4 00:00:06 >19...Rdf8 20.g4 Nxe5 21.dxe5 Bxb4 > ² (0.50) Depth: 5 00:00:15 13kN >19...Rdf8 20.g4 Nxe5 21.dxe5 b6 > +- (1.50) Depth: 5 00:00:15 13kN >19...Rdf8 20.g4 b5 21.Nd2 Nxe5 22.dxe5 > +- (1.50) Depth: 5 00:00:17 15kN >19...Bg5 20.g4 b5 21.Nd2 > +- (1.49) Depth: 5 00:00:27 22kN >19...Bg5 20.Rxf7 b5 21.Nd2 Rdf8 > ± (0.90) Depth: 5 00:00:34 29kN >19...f5 20.g4 fxg4 21.Nd2 > ± (0.89) Depth: 5 00:01:03 48kN >19...f5 20.exf6 gxf6 21.Nd2 b5 22.g4 > = (0.10) Depth: 5 00:01:06 54kN >19...f5 20.exf6 gxf6 21.Nd2 b5 22.g4 Ng7 > = (0.10) Depth: 6 00:01:14 80kN >19...f5 20.exf6 gxf6 21.Nd2 b5 22.g4 Ng7 23.a3 > = (0.10) Depth: 7 00:01:21 159kN >19...f5 20.exf6 gxf6 21.Nd2 b5 22.g4 Ng7 23.a3 Kb8 > = (0.10) Depth: 8 00:01:22 231kN >19...f5 20.exf6 gxf6 21.Nd2 b5 22.g4 Ng7 23.a3 Kb8 24.Kf2 > = (0.10) Depth: 9 00:01:23 731kN >19...f5 20.exf6 Nhxf6 21.Bh3 b5 22.Na5 Ne4 23.Bb2 Rde8 24.Bxe6 Bxb4 > = (0.10) Depth: 10 00:01:29 4393kN >19...f5 20.exf6 Nhxf6 21.Bh3 b5 22.Na5 Ne4 23.Bb2 Rde8 24.Nc6 Bg5 25.Kd3 > = (0.10) Depth: 11 00:01:43 11232kN >19...f5 20.exf6 Nhxf6 21.Bh3 b5 22.Na5 Ne4 23.Bb2 Rde8 24.Nc6 Bg5 25.Kd3 Ndf6 > = (0.10) Depth: 12 00:02:19 29732kN >19...f5 20.exf6 Nhxf6 21.Bh3 b5 22.Na5 Rde8 23.Ba1 Bd6 24.Nc6 Nb8 25.Nxb8 Kxb8 >26.Kd3 > = (0.10) Depth: 13 00:04:01 82131kN >19...f5 20.Na5 c6 21.b5 axb5 22.a4 bxa4 23.Rxb7 c5 24.d5 exd5 25.e6 Rde8 >26.exd7+ Kd8 > ² (0.50) Depth: 14 00:07:55 198418kN >19...f5 20.Na5 c6 21.b5 axb5 22.a4 bxa4 23.Rxb7 c5 24.d5 Bg5 25.dxe6 Nb8 >26.Rxb8+ Kxb8 27.Nc6+ Kc8 > ± (0.90) Depth: 14 00:09:26 244587kN > >(Blass, Tel-aviv 02.04.2002) > >Uri And here is analysis of Deep Fritz It seems that palm tiger had a losing position after 18 moves (not that it means that my program could win and I do not know if it could win). movei00_6 Celeron 433 Mhz - Chess Tiger 14.9 Beta2 Handsp [D]2kr3r/1ppnbppp/p3p3/4P2n/1PNP4/2B3P1/P1P1K1BP/1R3R2 b - - 0 1 Analysis by Deep Fritz: 19...Nxe5-- +- (2.00) Depth: 1/3 00:00:00 19...Rhf8 20.Bf3 g6 21.Bxh5 ± (1.06) Depth: 3/11 00:00:00 19...Rhf8 20.Bf3 g6 21.Bxh5 ± (1.06) Depth: 3/11 00:00:00 19...Rhf8 20.Bf3 g6 21.Bxh5 ± (1.06) Depth: 3/11 00:00:00 19...Rhf8 20.Bf3 g6 21.Bxh5 ± (1.06) Depth: 3/11 00:00:00 19...Rhf8 20.Bf3 g6 21.Bxh5 ± (1.06) Depth: 3/11 00:00:00 19...Rhf8 20.Bf3 g6 21.Bxh5 ± (1.06) Depth: 3/11 00:00:00 19...Rhf8 20.Bf3 g6 21.Bxh5 ± (1.06) Depth: 3/11 00:00:00 19...Rhf8 20.Bf3 g6 21.Bxh5 ± (1.06) Depth: 3/11 00:00:00 19...Rhf8 20.Bf3 g6 21.Bxh5 ± (1.06) Depth: 3/11 00:00:00 19...f5! ± (0.94) Depth: 3/11 00:00:00 1kN 19...f5! 20.Bf3 ± (0.87) Depth: 3/11 00:00:00 1kN 19...f5 20.exf6 Nhxf6 21.Rbe1 ± (0.97) Depth: 4/16 00:00:00 2kN 19...f5 20.Bf3 g6 21.Bxh5 gxh5 22.a3 ± (0.97) Depth: 5/11 00:00:00 6kN 19...f5 20.g4 fxg4 21.Rf7 Bg5 22.Rbf1 ± (1.06) Depth: 6/15 00:00:00 18kN 19...f5 20.Ne3 Rhf8 21.Bf3 g6 22.Bxh5 gxh5 ± (0.91) Depth: 7/19 00:00:00 94kN 19...f5 20.Bf3 g6 21.Bxh5 gxh5 22.d5 exd5 23.e6 Rhe8 24.exd7+ Kxd7 ± (1.16) Depth: 8/22 00:00:00 203kN 19...f5 20.Bf3 g6 21.Bxh5 gxh5 22.d5 exd5 23.e6 Rhe8 ± (1.16) Depth: 9/25 00:00:01 467kN 19...f5 20.b5 axb5 21.Rxb5 b6 22.a4 g6 23.a5 bxa5 24.Bb7+ Kb8 25.Bxa5 ± (1.31) Depth: 10/29 00:00:02 1277kN 19...f5 20.b5 axb5 21.Rxb5 b6 22.a4 g6 23.a5 bxa5 24.Rxa5 Nb8 25.d5 ± (1.31) Depth: 11/32 00:00:07 4440kN 19...f5-- +- (1.62) Depth: 12/30 00:00:12 6579kN 19...f5-- +- (1.62) Depth: 12/31 00:00:17 9582kN 19...f5 20.b5 axb5 21.Rxb5 b6 22.a4 g6 23.a5 bxa5 24.Nxa5 Nb6 +- (1.66) Depth: 13/34 00:00:51 29658kN 19...f5 20.b5 axb5 21.Rxb5 b6 22.a4 g6 23.a5 bxa5 24.Bb7+ Kb8 25.Bxa5 +- (1.69) Depth: 14/37 00:02:39 95764kN 19...f5-- +- (2.00) Depth: 15/40 00:04:13 157480kN 19...f5-- 20.b5 axb5 21.Rxb5 b6 22.a4 g6 23.a5 bxa5 24.Bxa5 Rdg8 25.Rb7 +- (2.03) Depth: 15/40 00:06:08 236434kN (Blass, Tel-aviv 02.04.2002) Uri
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