Author: Werner Schuele
Date: 08:34:36 12/03/04
Go up one level in this thread
Hi, here is the evaluation on Chesstiger2004 running on AMD200+ with 196 MB Hash This move was played out after 15 Mins: 00:00:00.4 -0,15 9 277993 Qxa2 Qh5 Nd8 Qh7+ Kf7 Nh8+ Kf8 Ng6+ Kf7 Nh8+ Kf8 Ng6+ Kf7 00:00:00.4 -0,15 9 280043 Qxa2 Qh5 Nd8 Qh7+ Kf7 Nh8+ Kf8 Ng6+ Kf7 Nh8+ Kf8 Ng6+ Kf7 00:00:01.8 -0,34 10 1385596 Re8 Qh5 Nd8 Be3 b3 Nf4 Kf8 g6 bxc2 Nxe6+ Nxe6 Qxf5+ Bf6 00:00:03.5 -0,15 11 2672464 Nd8 Qh5 Kf7 Qh7 Rb7 Nh8+ Kf8 Ng6+ Kf7 Nh8+ Kf8 Ng6+ Kf7 00:00:04.2 -0,15 11 3170149 Nd8 Qh5 Kf7 Qh7 Rb7 Nh8+ Kf8 Ng6+ Kf7 Nh8+ Kf8 Ng6+ Kf7 00:00:06.2 -0,15 12 4660858 Nd8 Qh5 Kf7 Qh7 Rb7 Nh8+ Kf8 Ng6+ Kf7 Nh8+ Kf8 Ng6+ Kf7 00:00:14.0 -0,15 13 10754751 Nd8 Qh5 Kf7 Qh7 Rb7 Nh8+ Kf8 Ng6+ Kf7 Nh8+ Kf8 Ng6+ Kf7 00:00:40.0 -0,15 14 31244912 Nd8 Qh5 Kf7 Qh7 Rb7 Nh8+ Kf8 Ng6+ Kf7 Nh8+ Kf8 Ng6+ Kf7 00:06:32.7 -0,74 15 320544076 Nd8 Rh7 Kxh7 Nxe7 Bh8 Qh5+ Kg7 Rh1 Kf8 Ng6+ Ke8 Qxh8+ Kd7 Rh7+ Kc8 Ne7+ Kb7 Nxc6+ Nf7 Greetings Werner On December 03, 2004 at 09:59:46, Uri Blass wrote: >On December 03, 2004 at 09:54:20, Uri Blass wrote: > >>On December 03, 2004 at 09:40:06, Uri Blass wrote: >> >>>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 >> >>Movei needs more than 20 minutes on A3000 to fail high on Qxa2. >>It still did not solve the fail high at this moment so if ssdf used movei >>instead of tiger then it can explain the blunder. >> >>For some reason I do not expect that explanation to be correct. >> >>1084516 <first : 14 -249 107903 604988143 f7d8 h1h7 a4a2 e2h5 b8b7 d1h1 a2a1 >>c1d2 a1h1 h5h1 b4b3 c2b3 e6b3 f4e3 g8f7 >>1267922 <first : 14 -248 126243 710727556 a4a2 >>1273625 <first : 14 -219 126814 714342343 a4a2 >> >> >>depth=14 -2.19 a4a2 >>Nodes: 714342343 NPS: 563299 >>Time: 00:21:08.14 > >1616297 <first : 14 -11 161081 896141302 a4a2 e2h5 f7d8 h5h7 g8f7 g6e7 f7e7 >h7g7 d8f7 g5g6 a2a1 c1d2 a1b2 g6f7 b8f8 h1h8 b2c3 d2e3 c3c2 f4g5 e7d7 h8f8 a8f8 >g7f8 c2d1 >1665047 <first : 14 -10 165956 923581972 f7h8 >1699547 <first : 14 -8 169406 943898015 f7h8 e2h5 a4a2 h5h7 g8f7 g6e7 f7e7 h7g7 >h8f7 g5g6 a2a1 c1d2 a1b2 g6f7 b8f8 g7f6 e7d7 h1h6 b2c3 d2e3 > > >final word >Movei need less than 43 minutes and even less than 30 minutes to find Qxa2 or >Nh8 but not on the ssdf hardware. > >Uri
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