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Subject: Re: Interesting Position from Van Wely - Fritz

Author: Ernst Walet

Date: 13:44:52 06/01/00

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On May 31, 2000 at 06:30:01, Peter McKenzie wrote:

>[D]r1q2rk1/2pb1ppp/ppnp1n2/4pP2/P1P1P3/2PP2PP/4N1B1/R1BQK2R w KQ -
>
>In this position, Van Wely played 15.g4 and went on to record a fine victory.
>I wonder how many programs can find g4 here?  I've tried it with my program but
>after a few minutes it still prefers O-O, I'll leave it running over night but
>I'm not optimistic.
>
>I'm guessing that most programs won't like g4 because it weakens the kingside,
>but of course white has such a strong central grip here that he can afford to
>start kingside operations.  Moves like O-O and Be3 are not bad but I think g4 is
>best.
>
>cheers,
>Peter

Shredder4 plays g4 within 2 seconds on my PIII-450.

Ernst.

 1.01   0:00.04  -0.93-- Bf4 exf4 gxf4 (2) 0.0
 1.01   0:00.05  -1.70-- Bf4 exf4 Nxf4 (6) 0.1
 1.01   0:00.05  -3.28   Bf4 exf4 gxf4 (10) 0.1
 1.02   0:00.05  -1.48++ Bg5 (11) 0.1
 1.02   0:00.06  +0.02++ Bg5 (12) 0.1
 1.02   0:00.06  +0.02   Bg5 (13) 0.2
 1 ->   0:00.06  +0.02   Bg5 (41) 0.6
 2.01   0:00.06  +0.21   Bg5 Qd8 (100) 1.4
 2 ->   0:00.07  +0.21   Bg5 Qd8 (174) 2.4
 3.01   0:00.07  +0.32   Bg5 Qd8 O-O (286) 3.7
 3 ->   0:00.08  +0.32   Bg5 Qd8 O-O (367) 4.5
 4.01   0:00.09  +0.28   Bg5 Qd8 O-O Qe7 Bxf6 Qxf6 (1.451) 16.1
 4 ->   0:00.10  +0.28   Bg5 Qd8 O-O Qe7 Bxf6 Qxf6 (1.517) 14.7
 5.01   0:00.12  +0.16   Bg5 Qd8 O-O Qe7 Rb1 (3.851) 30.8
 5.03   0:00.16  +0.17++ Be3 Qd8 O-O Na5 Kh2 Bxa4 (6.814) 41.2
 5.03   0:00.18  +0.31   Be3 Qd8 O-O Qe7 Kh2 (8.873) 49.2
 5 ->   0:00.20  +0.31   Be3 Qd8 O-O Qe7 Kh2 (10.036) 48.4
 6.01   0:00.32  +0.41   Be3 Qd8 O-O Qe7 Kh2 Rad8 (22.330) 69.5
 6 ->   0:00.37  +0.41   Be3 Qd8 O-O Qe7 Kh2 Rad8 (25.725) 68.7
 7.01   0:00.76  +0.32   Be3 h6 O-O Qd8 Kh2 Qe7 Rc1 (65.498) 86.1
 7.14   0:01.59  +0.33++ g4 Qd8 g5 Qe7 gxf6 Bc8 fxe7 (137.644) 86.5
 7.14   0:01.95  +0.40   g4 a5 g5 Ne8 O-O f6 g6 (174.694) 89.5
 7 ->   0:01.99  +0.40   g4 a5 g5 Ne8 O-O f6 g6 (177.399) 89.0
 8.01   0:04.63  +0.45   g4 Be8 O-O Nd7 Be3 f6 d4 Bf7 (435.695) 93.9
 8 ->   0:04.86  +0.45   g4 Be8 O-O Nd7 Be3 f6 d4 Bf7 (453.650) 93.2
 9.01   0:11.34  +0.56   g4 Qe8 g5 Nh5 f6 h6 fxg7 Kh7 gxf8Q (1.094.944) 96.5
 9 ->   0:11.61  +0.56   g4 Qe8 g5 Nh5 f6 h6 fxg7 Kh7 gxf8Q (1.119.161) 96.3
10.01   0:24.44  +0.54   g4 Ne8 O-O h6 g5 Bxf5 exf5 Qd8 Bxc6 Qxg5+ Bxg5
(2.268.496) 92.8
10 ->   0:24.93  +0.54   g4 Ne8 O-O h6 g5 Bxf5 exf5 Qd8 Bxc6 Qxg5+ Bxg5
(2.314.025) 92.8
11.01   0:49.38  +0.55   g4 Ne8 Be3 Qd8 g5 f6 h4 Qe7 O-O a5 g6 (4.478.319) 90.6
11 ->   0:51.62  +0.55   g4 Ne8 Be3 Qd8 g5 f6 h4 Qe7 O-O a5 g6 (4.658.339) 90.2
12.01   2:22.65  +0.56   g4 h6 g5 hxg5 Bxg5 Nh7 Bh4 a5 Kd2 Re8 Rc1 Ne7 Ng3
(12.195.989) 85.4
12 ->   2:29.54  +0.56   g4 h6 g5 hxg5 Bxg5 Nh7 Bh4 a5 Kd2 Re8 Rc1 Ne7 Ng3
(12.758.136) 85.3



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