Author: Vincent Diepeveen
Date: 20:21:20 05/08/04
Go up one level in this thread
On May 08, 2004 at 15:54:47, Uri Blass wrote: So your assumption is that if movei does play a move at 14 ply then it cannot be a blunder? >On May 08, 2004 at 15:41:07, Uri Blass wrote: > >>On May 08, 2004 at 13:10:10, Sune Fischer wrote: >> >>>On May 08, 2004 at 12:39:03, Anthony Cozzie wrote: >>> >>>> >>>>As I said before, the first two moves are "pass" moves. I don't think they are >>>>actively bad, they just do nothing. GMs do not play pass moves. Current top >>>>programs rarely play them. Deep Blue played 3 or 4 in a row ;) >>> >>>I think that depends on the position. >>>Take a look at the Fritz/Junior games against Kramnik and Kasparov, I think they >>>had plenty of pass moves from both programs, the Hedgehog just being one of >>>them. >>> >>>>>Ruffian 1.0.5 UCI1 15 MB: >>>>> 6 00:00 -0,01 Qa5c5 Ra1c1 Bc7d6 b3b4 Qc5b5 Nh4f3 >>>>> 7 00:00 -0,05 Qa5c5 Ra1c1 e6e5 g3g4 Bh5g6 Nh4xg6 f7xg6 Kg1h1 >>>>> 8 00:01 0,00 Qa5c5 Ra1c1 Qc5e7 Rc1a1 Qe7d6 Nh4f3 Qd6c5 Ra1c1 e6e5 >>>>> 8 00:02 0,03 g7g5 Nh4f3 g5g4 b3b4 Qa5a4 Nf3d4 g4xh3 Bg2xh3 Nf6g4 >>>>> 9 00:02 0,04 g7g5 Nh4f3 g5g4 h3xg4 Nf6xg4 b3b4 Qa5a4 Nd2b3 Nd7e5 Nf3xe5 >>>>>10 00:04 0,05 g7g5 Nh4f3 g5g4 h3xg4 Nf6xg4 Nf3d4 c6c5 Nd4e2 Bc7e5 Bb2xe5 >>>>>Nd7xe5 Ne2f4 >>>>>11 00:08 -0,04 g7g5 Nh4f3 g5g4 h3xg4 Nf6xg4 c2c4 d5xc4 Nd2xc4 Qa5f5 e3e4 >>>>>Qf5c5 Kg1h1 >>>>>11 00:16 -0,02 Qa5c5 Ra1c1 g7g5 Nh4f3 g5g4 d3d4 Qc5b5 c2c4 d5xc4 h3xg4 >>>>>Nf6xg4 Rc1xc4 >>>>> >>>>>How deep is the fail-low for Zappa on g5? >>>>>A "blunder" should be >1 pawn, IMO. >>>> >>>>Ruffian plays g5 for all of 8 seconds :) Deep Blue had 3 minutes to think. >>> >>>Here is a bit longer analysis, it switches back: >>> >>>Ruffian 1.0.5 UCI1 62 MB: >>> 7 00:00 -0,05 Qa5c5 Ra1c1 e6e5 g3g4 Bh5g6 Nh4xg6 f7xg6 Kg1h1 >>> 8 00:01 0,00 Qa5c5 Ra1c1 Qc5e7 Rc1a1 Qe7d6 Nh4f3 Qd6c5 Ra1c1 e6e5 >>> 8 00:02 0,03 g7g5 Nh4f3 g5g4 b3b4 Qa5a4 Nf3d4 g4xh3 Bg2xh3 Nf6g4 >>> 9 00:03 0,04 g7g5 Nh4f3 g5g4 h3xg4 Nf6xg4 b3b4 Qa5a4 Nd2b3 Nd7e5 Nf3xe5 >>>10 00:04 0,05 g7g5 Nh4f3 g5g4 h3xg4 Nf6xg4 Nf3d4 c6c5 Nd4e2 Bc7e5 Bb2xe5 >>>Nd7xe5 Ne2f4 >>>11 00:09 -0,04 g7g5 Nh4f3 g5g4 h3xg4 Nf6xg4 c2c4 d5xc4 Nd2xc4 Qa5f5 e3e4 >>>Qf5c5 Kg1h1 >>>11 00:16 -0,02 Qa5c5 Ra1c1 g7g5 Nh4f3 g5g4 d3d4 Qc5b5 c2c4 d5xc4 h3xg4 >>>Nf6xg4 Rc1xc4 >>>12 00:38 -0,04 Qa5c5 g3g4 Bh5g6 Ra1c1 Bg6h7 Kg1h1 e6e5 Nh4f5 Bh7xf5 g4xf5 >>>g7g6 f5xg6 f7xg6 Rf1g1 >>>12 00:48 0,01 g7g5 Nh4f3 g5g4 h3xg4 Bh5xg4 d3d4 Qa5b5 a3a4 Qb5b6 e3e4 d5xe4 >>>Nf3h2 Bg4f5 Nd2xe4 >>>13 01:38 -0,02 g7g5 Nh4f3 g5g4 h3xg4 Nf6xg4 Nf3d4 Qa5b6 f2f3 Ng4f6 g3g4 >>>Bh5g6 Kg1h1 c6c5 Nd4e2 >>>14 04:02 0,03 g7g5 Nh4f3 g5g4 h3xg4 Nf6xg4 e3e4 e6e5 e4xd5 c6xd5 c2c4 Ra8e8 >>>Nf3h4 Nd7f6 c4xd5 Nf6xd5 Nh4f5 >> >>I can add that movei likes g5 as the best move for black so I do not believe >>that it is a blunder. >> >>The people who claim that it is a blunder did not show how to beat chess program >>after this blunder so I cannot take their analysis as serious. >> >>I will take analysis of GM's as serious if after claiming that a move is a >>blunder they will give a game to show how they beat chess programs after the >>blunder. >> >>Uri > >I can add that kasparov won the game but I do not claim that deeper blue did no >mistakes but only that I do not believe that g5 was one of them and the question >is if humans can beat computers when computers do not repeat the mistakes that >deeper blue did later. > > >Movei still likes g5 even at depth 14 so it seems to me not to be a bad move. > >I did not teach movei to have big panalty against pushing pawns near the king >and there are games when movei wins by pushing the pawns near the king forward. > >Here is one of them against mchess > >http://f50.parsimony.net/forum200336/messages/1757.htm
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