Author: Jeff Lischer
Date: 08:05:42 04/22/01
Go up one level in this thread
On April 21, 2001 at 15:27:21, Jeff Lischer wrote: >On April 21, 2001 at 04:10:45, Sergey pavov wrote: > >> >> >> >> Hi, >> >> >> In his book: Twelve Great Chess Players and Their Best Games, Irving Chernev, >>Describes The Move below as Magnificent, however when I feed the position to >>Tiger 14 on my Athlon 1000, it thinks the move a blunder, even after three >>minutes of thought. How do we know who is correct? The position below >> >> >> >> [D]r1bqr1k1/pppnbpp1/7p/2P5/3PN3/3Q1N2/PPB1p1PP/R4RK1 w - - id Player - REBEL 10.0; >>bm e4d6; > >I think you need A LOT more than 3 minutes to see if this is the right move or >not. I gave the position to Gambit 2 and here's the analysis for ND6 after about >4 hours. Notice that Gambit's evaluation of the move is steady getting better >and better. Still not getting a positive evaluation though. If I get a chance >I'll let the analysis continue overnight to see if I can get another ply deeper. > >; 00:00:00.2 1. Score: -3.58 depth: 9 Nd6 exf1Q+ Rxf1 Bxd6 Qh7+ Kf8 cxd6 >Nf6 Qh8+ Ng8 dxc7 Qxc7 >; 00:00:00.2 1. Score: -2.94 depth: 10 Nd6 exf1Q+ Rxf1 Nf6 Nxe8 Qxe8 Bb3 >Bg4 Qg6 >; 00:00:02.5 1. Score: -2.52 depth: 11 Nd6 exf1Q+ Rxf1 Bxd6 Qh7+ Kf8 Qh8+ >Ke7 Re1+ Ne5 cxd6+ cxd6 Qxg7 >; 00:00:04.8 1. Score: -2.78 depth: 13 Nd6 exf1Q+ >; 00:00:20.7 1. Score: -2.60 depth: 14 Nd6 exf1Q+ Rxf1 Bxd6 Qh7+ Kf8 cxd6 >cxd6 Qh8+ Ke7 Re1+ Ne5 Qxg7 Qb6 Nxe5 dxe5 >; 00:01:11.8 1. Score: -2.24 depth: 15 Nd6 exf1Q+ Rxf1 Bxd6 Qh7+ Kf8 Qh8+ >Ke7 Re1+ Be5 Qxg7 Rg8 Qxh6 Qf8 Qh4+ f6 dxe5 >; 00:04:37.8 1. Score: -2.24 depth: 16 Nd6 exf1Q+ Rxf1 Bxd6 Qh7+ Kf8 Qh8+ >Ke7 Re1+ Ne5 Qxg7 Kd7 Nxe5+ Rxe5 dxe5 Bxc5+ >; 00:22:41.6 1. Score: -1.66 depth: 17 Nd6 exf1Q+ Rxf1 Bxd6 Qh7+ Kf8 Qh8+ >Ke7 Re1+ Ne5 cxd6+ cxd6 Qxg7 Qb6 Kh1 Qxb2 >; 00:42:26.7 1. Score: -1.94 depth: 18 Nd6 exf1Q+ Rxf1 Bxd6 Qh7+ Kf8 Qh8+ >Ke7 Re1+ Ne5 cxd6+ cxd6 Qxg7 Rg8 Qxh6 Qb6 >; 03:42:50.8 1. Score: -1.04 depth: 18 Nd6 > >; Analysis completed Even better after 12 hours though still not seeing a win: ; 11:03:21.9 1. Score: -0.40 depth: 19 Nd6 exf1Q+ Rxf1 Bxd6 Qh7+ Kf8 cxd6 cxd6 Qh8+ Ke7 Re1+ Ne5 Qxg7 ; Analysis completed
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