Author: Uri Blass
Date: 06:40:06 12/03/04
Go up one level in this thread
On December 03, 2004 at 09:10:34, Albert Silver wrote: >I'm still finding very strange blunders in these games. I took a look at the >previous thread and ran across this very strange item: > >[D]rr4k1/p3pnb1/2p1b1N1/2p1PpP1/qp3B2/3P4/PPP1QP2/2KR3R b - - 0 19 > >According to the PGN you provided, Tiger spent 43 minutes(!!) to throw the game >away in one move with 19...Nd8??? 20.Rh7! Note that Tiger 15 proposes 19...Qxa2 >which is quite playable, and even 19...Nh8 is fine. > > Albert This is from http://www.talkchess.com/forums/1/message.html?398581 Maybe movei was used for that move. Movei suggests exactly the same blunder on A3000 after few minutes of search with 0.00 evaluation. It finds the fail low only at depth 14 and finding a different move may take it a long time(maybe more than 43 minutes on A1200). depth=13 +0.00 f7d8 e2h5 a4a2 h5h7 g8f7 g6e7 a2a1 c1d2 a1b2 g5g6 f7e7 h7g7 d8f7 g6f7 b2c3 d2c1 c3a1 c1d2 a1c3 Nodes: 46700862 NPS: 569036 Time: 00:01:22.07 depth=13 +0.00 f7d8 e2h5 a4a2 h5h7 g8f7 g6e7 a2a1 c1d2 a1b2 g5g6 f7e7 h7g7 d8f7 g6f7 b2c3 d2c1 c3a1 c1d2 a1c3 Nodes: 123101620 NPS: 557752 Time: 00:03:40.71 depth=14 -0.30 f7d8 Nodes: 254569908 NPS: 567526 Time: 00:07:28.56 depth=14 -1.00 f7d8 Nodes: 332328769 NPS: 565204 Time: 00:09:47.98 Uri
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