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Subject: Re: Test Position = Keres-Euwe, Amsterdam 14th Matchgame 1939/40

Author: Stan Arts

Date: 01:26:59 07/07/04

Go up one level in this thread


On July 06, 2004 at 16:52:01, José Antônio Fabiano Mendes wrote:

> Keres-Euwe, Amsterdam 14th Matchgame 1939/40
> [D]2r2rk1/1b3ppp/p2bp3/8/PN1P3q/4P2P/5PP1/R1BRQ1K1 b
> And here Euwe played 21...Bf3!! [Very fine! Kasparov]
> Source ==> http://www.chesschamps.com/v2corrections01.shtml [Game 24]
> Game score ==> http://www.chessgames.com/perl/chessgame?gid=1042539

Hi,

Neurosis (1.8 in the making) finds Bf3 fast (19 seconds on very slow p3-550),
on depth 7.

It selects it because of evaluation, because it doesn't find a winning
tactical score yet.

PIII-550 32MB hash.

Legal moves: 50   Static score: -79
Ply Score Time     Nodes      Best move and expected line
------------------------------------------------------------
2   -73   6        1399       Qe4 f3
3   -72   6        1831       Qe4 f3 Qf5
4   -78   17       9818       Qe4 f3 Qg6 e4
4   -77   50       26842      Rc4 Ba3 Qe4 f3
4   -73   55       30077      a5 Nd3 Qe4 Qf1
5   -72   94       51875      a5 Nd3 Qe4 f3 Qf5
6   -79   335      210127     a5 Nd3 Qe4 f3 Qf5 Bb2
6   -78   341      214530     Qe4 < + > f3 Qg6 e4 f5 Ba3
6   -78   352      220252     Qe4 f3 Qg6 e4 f5 Ba3
6   -77   527      317530     Rc4 < + > Bd2 Qe4 f3 Qg6 Kh1
6   -73   610      363124     Rc4 Nd3 Bc6 Nb2 Rc2 Nd3
7   -75   1236     752286     Rc4 Nd3 Bc6 Qa5 Qe4 f3 Qg6
7   -74   1351     826263     a5 < + > Nd3 Qg5 Bb2 Qg6 Qf1 Rc2
7   -74   1384     848801     a5 Nd3 Qg5 Qf1 Ra8 Rd2 Ra8-d8
7   -73   1428     879780     Qe4 < + > f3 Qg6 e4 f5 Ba3 fxe4
7   -73   1461     899546     Qe4 f3 Qg6 e4 f5 d5 fxe4
7   -72   1928     1235007    Bf3 < + > Ba3 Bxd1 Rxd1
7   -17   2142     1405806    Bf3 Nxa6 Qg5 Qf1 Bxd1 Qxd1 e5
8   -11   3032     1970010    Bf3 Nxa6 Bxd1 Qxd1 Rc6 Qf1 Ra8 g3
9   -8    6514     4163952    Bf3 Nxa6 Bxd1 Qxd1 Rc6 Qf1 Ra8 g3 Qg5
10  0     26315    18611009   Bf3 gxf3 Qxh3 Nd3 Bh2+ Kh1 Bg3+ Kg1 Bh2+ Kh1 Bg3+
Kg1 Bh2+
11  0     86958    65507985   Bf3 gxf3 Qxh3 Nd3 Bh2+ Kh1 Bg3+ Kg1 Bh2+ Kh1 Bg3+
Kg1 Bh2+
Total nodes:128417264 n/sec:71500  (Q-nodes:23% max depth:33)

Stan



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