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Subject: Re: ECM068 : Bd3 correct?

Author: Vincent Diepeveen

Date: 15:40:29 04/18/01

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On April 18, 2001 at 05:26:13, Martin Grabriel wrote:

>[D]r1b2rk1/1p2bppp/p3pn2/4B3/1qBR4/2N5/P3QPPP/R5K1 w - - bm Bd3
>
>The above is taken from ECM 068.
>I cannot get Bd3 with Century, Tiger, Crafty and Junior. Is the bm correct?
>
>e.g. Gambit Tiger 2.0 gives (time/score/depth/nodes/variation):
>
>00:22:26.9   -0.62   14	  129772438   Ne4 Nxe4 Qxe4 Qc5 Bd3 g6 Rc4 Qd5 Rac1 Ba3
>Rb1 f6 Rc3 Qxa2 Bd4

Yes it is correct of course. Look yourself at the position.
Ne4 is going to lose the game after a long fight for white.

What are whites options? Well just sacrafice a piece. Suppose that
Bd3 is 'only' a draw for white. Would that already be acceptible?

Because if i play a few moves then score goes up rapidly to a score
which is nearly better as the score before playing Bd3.

Try the scores after Bd3 Qxc3 Rh4 Qa5.

But also look at the position. You get a queen already with white forced.
Black wing is underdeveloped completely. Most likely white can pick a
draw if he wants to. The only question i can't answer you is whether white
also WINS here.

But a draw would considering the alternative (ne4 and a slow loss)
be a very good option. Hence i conclude Bd3 is by far best move.

Am i the only one here who has a bit of common sense?

Letting a forward pruning program analyze this ... hehehehehe





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