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Subject: Re: Zugzwang [CM9 Judge2]

Author: Kurt Utzinger

Date: 11:12:53 09/10/04

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On September 10, 2004 at 10:18:30, Mihaly Szalai wrote:

>From the game Jung - Szabados (1952)
>
>[D]8/6B1/p5p1/Pp4kp/1P5r/5P1Q/4q1PK/8 w - - 0 32
>
>32. Qxh4! Kxh4 33. Bf6+ g5 34. Bc3!!
>
>Hiarcs 9 have problems with it even after 20 minutes.
>
>Show it to your engine.
>
>Thanks
>Mihaly

The King 3.23  UCI1: (P4 1.8/64 MB hash, Arena 1.08)
 3   00:00  0.44   Bf6+ Kxf6 Qxh4+ Kf5 Qh3+ Kg5 Qd7
 4   00:00  0.31   Bf6+ Kxf6 Qxh4+ Kf5 Qh3+ Kg5 Qg3+ Kh6 Qc7
 5   00:00  0.32   Bf6+ Kxf6 Qxh4+ Ke6 Qg3 Qe5 f4 Qe4
 6   00:00  0.22   Bf6+ Kxf6 Qxh4+ Ke6 f4 Qe4 Qg5 Kf7
 7   00:00  0.00   Bf6+ Kxf6 Qxh4+ Ke6 Qd8 Qe5+ Kh3 Qf5+ Kg3 Qe5+ Kh3
 8   00:00  0.00   Bf6+ Kxf6 Qxh4+ Ke6 Qd8 Qe5+ Kh3 Qf5+ Kg3 Qe5+ Kh3
 9   00:02  0.00   Bf6+ Kxf6 Qxh4+ Ke6 Qh3+ Ke7 Qg3 Qc4 Qxg6 Qh4+ Kg1 Qe1+ Kh2
Qxb4 Qg5+ Ke6 Qg6+ Ke7
10   00:03  0.00   Bf6+ Kxf6 Qxh4+ Ke6 Qh3+ Kf6 Qc8 Qe5+ g3 Qe2+ Kg1 Qe1+ Kg2
Qe2+ Kg1
11   00:05  0.00   Bf6+ Kxf6 Qxh4+ Ke6 Qh3+ Kf6 Qc8 Qe5+ g3 Qe2+ Kg1 Qe1+ Kg2
Qe2+ Kg1
12   00:15  0.00   Bf6+ Kxf6 Qxh4+ Ke6 Qh3+ Kf6 Qc8 Qe5+ g3 Qe2+ Kg1 Qe1+ Kg2
Qe2+ Kg1
13   00:31  0.00   Bf6+ Kxf6 Qxh4+ Ke6 Qh3+ Kf6 Qc8 Qe5+ g3 Qe2+ Kg1 Qe1+ Kg2
Qe2+ Kg1
13   01:04  6.24   Qxh4+ Kxh4 Bf6+ g5 Bc3 Qf2 Be5 Qg1+ Kxg1 g4 f4 g3 f5 Kg5 f6
Kg6 Kf1 Kf7 Ke2
14   01:04  6.23   Qxh4+ Kxh4 Bf6+ g5 Bc3 Qf2 Be5 Qg1+ Kxg1 g4 g3+ Kg5 f4+ Kf5
Kf2 Ke4 Bd6 Kf5 Ke3 Ke6 Bc5
15   01:27  6.45   Qxh4+ Kxh4 Bf6+ g5 Bc3 Qf2 Be5 Qg1+ Kxg1 g4 g3+ Kg5 f4+ Kf5
Kf2 Ke4 Bd6 Kf5 Ke3 Ke6 Bc5 Kf5 Be7





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