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Subject: Re: Test position - 19... Qc4xa2?? (CM9 Judge2)

Author: Kurt Utzinger

Date: 08:33:51 09/10/04

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On September 10, 2004 at 09:38:48, Martin Baumung wrote:

>Hello,
>
>here's a test position I took from a game between ProDeo 1.0 and Little Goliath
>3.9
>
>[D]2rk1b1r/pR2pp1p/2np1n2/1N6/2qNP3/4BP2/P1PQ3P/4K2R b K - 0 19
>
>Little Goliath 3.9 played 19... Qc4xa2?? and lost.
>
>19... Qxa2 20. Nxa7 Nxa7 (20... Nxd4 21. Qxd4 21... Rc5 22. Qb4) (20... Na5 21.
>Qb4) (20... Qa1+ 21. Kf2 Qxh1 22. Ndxc6+ Ke8 23. Nxc8) 21. Rxa7
>Qc4 (21... Qxa7 22. Nc6+ Rxc6 23. Bxa7) 22. Qa5+ Ke8 23. Nb5 *
>
>Which engines are smart enough NOT to take the pawn?

The King 3.23  UCI1: (CM9 Judge2, Arena 1.08, P4 1.8/64 MB hash)
 3   00:00  0.94   Ke8 Sxa7 Sxd4 Lxd4
 3   00:00  0.67   Dxa2 Sxc6+ Txc6 Sd4 Tb6
 4   00:00  0.73   Dxa2 Sxc6+ Txc6 Sxa7 Txc2 Sc6+ Ke8 Tb8+ Kd7
 5   00:00  0.73   Dxa2 Sxc6+ Txc6 Sxa7 Txc2 Sc6+ Ke8 Tb8+ Kd7
 6   00:00  0.73   Dxa2 Sxc6+ Txc6 Sxa7 Txc2 Sc6+ Ke8 Tb8+ Kd7
 7   00:02  0.52   Dxa2 0-0 Tg8+ Kh1 Da6 Sxc6+ Dxc6 Da5+ Ke8 Sc7+ Kd7 Df5+ Kd8
 8   00:06  0.47   Dxa2 Sxc6+ Txc6 Sd4 Tb6 Txb6 axb6 0-0 Ke8 Sf5 Da6
 9   00:20  0.77   Dxa2 Sxa7 Sxa7 Txa7 Dc4 Da5+ Ke8 Tg1 e5 Sf5 d5 Db6
 9   00:48  0.64   Ke8 Tg1 a6 Sa3 Dc5 Sxc6 Dxc6 Db4 Dc3+ Dxc3 Txc3
10   01:39  0.80   Ke8 Dd3 Dxd3 cxd3 Sxd4 Sxd4 Tg8 Txa7 Tg2 h3 e6 Sb5
11   04:03  0.69   Ke8 Dd3 Sxd4 Sxd4 a6 Dxc4 Txc4 Kd2 e5 Sf5 d5 Kd3 Tc8
12   10:43  0.65   Ke8 Dd3 Sxd4 Sxd4 Tg8 Dxc4 Txc4 Tg1 Txg1+ Lxg1 Tc8 Txa7 e5
Sf5 Txc2




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