Author: Ernst A. Heinz
Date: 12:46:17 10/15/98
Go up one level in this thread
On October 15, 1998 at 14:29:35, Moritz Berger wrote: >I tried the position with Junior 5 on PII-450 (256 MB RAM, 128 MB hash tables). >I wouldn't trust any computer analysis in this position, though, it's very >complicated even for the best programs on fast hardware ... > >Moritz > >Initial position: >r1b3k1/pp2n1r1/2n1p2Q/3pPpNB/2p2q1P/P7/2P2PP1/R3R1K1 b - h3 0 1 > >Analysis by Junior 5.0: > >20...c3 21.Re3 Bd7 22.Rae1 Qd4 23.Nxe6 Bxe6 24.Qxe6+ Kh7 25.Qf6 > -+ (-1.78) depth: 14 00:00:38 13662kN >20...c3 21.Re3 Nxe5 22.g3 Ng4 23.Qxg7+ Kxg7 24.gxf4 Nxe3 25.fxe3 Ng6 26.Bxg6 >Kxg6 27.Kf2 > ³ (-0.40) depth: 16 00:01:53 41026kN >20...Nd8 21.Re3 Nec6 22.c3 d4 23.g3 Qxg5 24.hxg5 dxe3 25.fxe3 Nxe5 26.Rd1 > µ (-1.32) depth: 16 00:02:18 50099kN >20...Bd7 21.Rad1 c3 22.g3 Qa4 23.Nxe6 Bxe6 24.Qxe6+ Kh7 25.Qd7 Qxh4 26.Qxb7 Rh8 >27.Bf3 f4 > -+ (-1.51) depth: 16 00:03:35 77026kN >20...Qd4 21.Rad1 Qb2 22.Qf6 Nd8 23.Bf7+ Nxf7 24.Qxe7 Bd7 25.Nxe6 Bxe6 26.Qxe6 >Rg4 27.Rxd5 Rxh4 28.Qxf5 > -+ (-1.70) depth: 16 00:04:49 105737kN >20...Qd4 21.Rad1 Qb2 22.Qf6 Nd8 23.Bf7+ Nxf7 24.Qxe7 Bd7 25.Nxe6 Bxe6 26.Qxe6 >Rg4 27.Rxd5 Rxh4 28.Qxf5 > -+ (-1.70) depth: 16 00:04:49 105888kN >20...Qd4 21.Rad1 Qb2 22.Qf6 Nd8 23.Bf7+ Nxf7 24.Qxe7 Bd7 25.Nxe6 Bxe6 26.Qxe6 > -+ (-1.70) depth: 17 00:06:31 143522kN >20...Qd4 21.Rad1 Qb2 22.Qf6 Nd8 23.Bf7+ Nxf7 24.Qxe7 Bd7 25.Nxe6 Bxe6 26.Qxe6 > -+ (-1.70) depth: 17 00:07:51 167586kN >20...Qd4 21.Rad1 Qb2 22.Qf6 Nd8 23.Bf7+ Rxf7 24.Nxf7 Nxf7 25.Qxe7 Nxe5 26.Qg5+ >Kf7 27.Qh5+ Ng6 28.Qh7+ Qg7 29.Qxg7+ Kxg7 > -+ (-1.42) depth: 18 00:13:44 293349kN >20...Bd7 21.Rad1 c3 22.g3 Qa4 23.Nf7 Rxf7 24.Bxf7+ Kxf7 25.Qh7+ Kf8 26.Qh6+ Kg8 > -+ (-1.48) depth: 18 00:17:11 367476kN >20...Bd7 21.Rad1 c3 22.g3 Qa4 23.Nf7 Rxf7 24.Bxf7+ Kxf7 25.Qh7+ Kf8 26.Qh6+ Kg8 > -+ (-1.48) depth: 18 00:20:01 419756kN >20...Bd7 21.Rad1 > µ (-1.18) depth: 19 00:30:13 627583kN >20...Bd7 21.Rad1 > µ (-1.18) depth: 19 00:43:36 903055kN >20...Bd7 21.Rab1 b5 22.Re3 Rf8 23.g3 Qd4 24.Nxe6 Bxe6 25.c3 Qb6 26.Qxe6+ Kh7 >27.Bd1 f4 28.Bc2+ Ng6 29.Bxg6+ Rxg6 > µ (-1.27) depth: 20 01:37:24 2081206kN >20...Bd7 21.Rab1 b5 22.Re3 Rf8 23.g3 Qd4 24.Nxe6 Bxe6 25.c3 Qb6 26.Qxe6+ Kh7 >27.Bd1 f4 28.Bc2+ Ng6 29.Bxg6+ Rxg6 > µ (-1.27) depth: 20 02:00:00 2531581kN "DarkThought" switches to Qd4 after 1 min on a 600MHz Alpha-21164a and then wavers between Qd4 and Bd7 for a while. In the end it locks onto Bd7 as well. It scores the position after Bd7 as roughly +1.2 for Black (similar to Junior 5, see above). =Ernst=
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