Author: Ed Schröder
Date: 08:58:38 02/28/01
Go up one level in this thread
On February 28, 2001 at 11:48:39, Sune Larsson wrote: > > [D]r1bq1rk1/ppp2pp1/3b1n1p/2p1p3/4P2B/2NP1N2/PPP2PPP/R2Q1RK1 w - - 0 1 > > Here is an example of a definitive no-no. This position happened in > Winter(!) - Capablanca, London 1922. Here white was a bit careless > and played 1.Nd5? after 1.-g5 2.Nxf6+ Qxf6 3.Bg3 Bg4 4.h3 Bxf3 > 5.Qxf3 Qxf3 6.gxf3, the proud bishop was reduced to a simple pawn. > This preacher never saw the daylight anymore... > > Test1: 1.Nd5? is a clear no-no and should be evaluated with penalty > points. > > Test2: If 1.Nd5? is faced, your program should give definite +scores > to the line above. And choose this path in play. > > Sune No big score differences between Nd5? and Nd2 but Nd2 looks stabile enough and Nd5? is refuted for the correct reason. Ed -------------------- Loading... Engine version : Rebel Century 3.1 Hash table size : 60 Mb r1bq1rk1/ppp2pp1/3b1n1p/2p1p3/4P2B/2NP1N2/PPP2PPP/R2Q1RK1 w - - 00:00:01 04.00 0.28 1.Nd5 Be7 2.Nxe7 Qxe7 3.a4 [4862] 00:00:01 05.00 0.17 1.Nd5 g5 2.Nxf6 Qxf6 3.Bg3 Bg4 [12069] 00:00:02 07.00 0.20 1.Nd5 g5 2.Nxf6 Qxf6 3.Bg3 Be6 4.a4 [83956] 00:00:03 08.00 0.09 1.Nd5 g5 2.Nxf6 Qxf6 3.Bg3 Be6 4.a4 Rad8 5.Qe2 [109885] 00:00:08 09.00 0.08 1.Nd5 g5 2.Nxf6 Qxf6 3.Bg3 Bg4 4.h3 Bxf3 5.Qxf3 Qxf3 6.gxf3 [192882] 00:00:14 09.05 0.09 1.Nd2 c6 2.Bg3 Be6 3.Nc4 Qc7 4.Nxd6 Qxd6 5.f4 Qd4 6.Bf2 [211229] 00:00:23 10.00 0.07 1.Nd2 c6 2.Nc4 b5 3.Nxd6 Qxd6 4.a4 Bg4 5.Qd2 a6 6.f4 [231689] 00:00:47 11.00 0.09 1.Nd2 c6 2.Nc4 Bc7 3.a4 Be6 4.Qf3 Rc8 5.Rad1 [244735] 00:02:09 12.00 0.11 1.Nd2 c6 2.Nc4 Bc7 3.a4 Be6 4.Qf3 Rc8 5.Rad1 Re8 6.Qg3 [254756]
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