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Subject: Re: Fritz8 and Shredder 8 bug? (no bug)

Author: Kurt Utzinger

Date: 10:55:14 04/30/04

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On April 30, 2004 at 12:01:53, fabio calamassi wrote:

>Everything is possible, however i'm surprised; in these simple positions the
>engines have an elemental work to make!! Fritz 8 and Shredder 8 are the best or
>not? Regards, Fabio


     Hi Fabio
     It's no bug I think but a matter of programming such
     situations. I have nothing against the simple technic
     to stop further calculations if an engine finds a mate.
     And apart from Fritz8 and Shredder8 there are many other
     engines that do the same. Some examples can be found below.
     Kurt

New game
8/8/7p/4K1kb/8/7R/7Q/8 w - - 0 1

Analysis by Comet B68:

1.Rxh5+ Kg6 2.Rxh6+
  +-  (#4)   Depth: 1/5   00:00:00
  +-  (#4)   Depth: 1/5   00:00:00

(Utzinger, MyTown 30.04.2004)


New game
8/8/7p/4K1kb/8/7R/7Q/8 w - - 0 1

Analysis by Delfi 4.4:

1.Rxh5+ Kg6 2.Qh4 Kf7 3.Rxh6
  +-  (15.90)   Depth: 2   00:00:00
  +-  (16.11)   Depth: 3   00:00:00
1.Qg3+ Bg4 2.Qf4+ Kg6 3.Rxh6+ Kg7 4.Qf6+ Kg8 5.Rh8#
  +-  (99.91)   Depth: 3   00:00:00
  +-  (99.91)   Depth: 3   00:00:00

(Utzinger, MyTown 30.04.2004)


New game
8/8/7p/4K1kb/8/7R/7Q/8 w - - 0 1

Analysis by Doctor? 3.0:

1.Rxh5+ Kg6 2.Rxh6+ Kf7 3.Rh7+ Ke8
  +-  (19.87)   Depth: 0/8   00:00:00
  +-  (19.87)   Depth: 3/10   00:00:00
1.Qg3+ Bg4 2.Qf4+ Kg6 3.Rxh6+ Kg7
  +-  (#5)   Depth: 3/10   00:00:00
  +-  (#5)   Depth: 3/10   00:00:00

(Utzinger, MyTown 30.04.2004)


New game
8/8/7p/4K1kb/8/7R/7Q/8 w - - 0 1

Analysis by EXchess 3.11:

1.Rxh5+ Kg6 2.Rxh6+
  +-  (15.62)   Depth: 1   00:00:00
  +-  (#4)   Depth: 3   00:00:00  7kN

(Utzinger, MyTown 30.04.2004)


New game
8/8/7p/4K1kb/8/7R/7Q/8 w - - 0 1

Analysis by El Chinito 3.1:

1.Qg3+ Bg4 2.Qh4+ Kg6 3.Qf6+ Kh7 4.Rxh6+ Kg8 5.Rh8#
  +-  (#4)   Depth: 3   00:00:00
  +-  (#4)   Depth: 4   00:00:00
1.Qf4+ Kg6 2.Qf8 Kh7 3.Kf6 Bg4 4.Rxh6#
  +-  (#3)   Depth: 4   00:00:00
  +-  (#3)   Depth: 7   00:00:03  1684kN

(Utzinger, MyTown 30.04.2004)


New game
8/8/7p/4K1kb/8/7R/7Q/8 w - - 0 1

Analysis by Gothmog 0.4.7:

1.Rxh5+ Kg6 2.Rxh6+
  +-  (16.15)   Depth: 1/1   00:00:00
1.Qg3+ Bg4 2.Qf4+ Kg6 3.Rxh6+ Kg7 4.Qf6+ Kg8 5.Rh8#
  +-  (#5)   Depth: 2/9   00:00:00
  +-  (#5)   Depth: 6/9   00:00:00  48kN
1.Qf4+ Kg6 2.Qf8 Kh7 3.Kf6 Bf7 4.Qg7#
  +-  (#4)   Depth: 6/9   00:00:00  120kN
  +-  (#4)   Depth: 60/9   00:00:39  11751kN

(Utzinger, MyTown 30.04.2004)


SmarThink 0.17a  UCI1:
 4   00:00  M500  Rxh5+ Kg6 Rxh6+ Kf7 Qf4+ Ke8 Rh7 Kd8 Qf8+
 4   00:00  M500  Qg1+ Bg4 Qc1+ Kg6 Qxh6+ Kf7 Qf6+ Ke8 Rh8+ Kd7 Qd6+
 4   00:00  M500  Qa2
 4   00:00  M500  Qg3+ Bg4 Qf4+ Kg6 Rxh6+ Kg7 Qf6+ Kg8 Rh8+
 5   00:01  M500  Qg3+ Bg4 Qf4+ Kg6 Rxh6+ Kg7 Qf6+ Kg8 Rh8+
 5   00:03  M500  Qf4+ Kg6 Qf8 Kh7 Kf6
 6   00:03  M500  Qf4+ Kg6 Qf8 Kh7 Kf6
 6   00:06  M500  Qf4+ Kg6 Qf8 Kh7 Rxh5 Kg6 Rxh6+ Kg5 Qg8+ Kxh6 Kf5 Kh5 Qg5+
 7   00:14  M500  Qf4+ Kg6 Qf8 Kh7 Rxh5 Kg6 Qxh6+ Kf7 Qe6+ Kf8 Rh8+ Kg7 Rg8+ Kh7
Qf7+ Kh6 Qg7+ Kh5 Kf4 Kh4 Qg4+
 7   00:14  M500  Qf4+ Kg6 Qf6+ Kh7 Qe7+ Kg6 Rg3+ Bg4 Rxg4+ Kh5 Rh4+ Kg6 Qf6+
Kh7 Rxh6+ Kg8 Rg6+ Kh7 Rg7+ Kh8
 7   00:14  M500  Qg3+ Bg4 Qf4+ Kg6 Rxh6+ Kg7 Qf6+ Kg8 Rg6+ Kh7 Rg7+ Kh8 Rxg4+
Kh7 Qd6 Kh8 Kf6 Kh7 Rh4+
 7   00:21  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+
 2   00:23  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+
 3   00:24  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:24  M500  Qg3+ Bg4 Qf4+ Kg6 Rxh6+ Kg7 Qf6+ Kg8 Rg6+ Kh7 Rg7+ Kh8 Rxg4+
Kh7 Qd6 Kh8 Kf6 Kh7 Rh4+
 2   00:25  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:25  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:25  M500  Qg3+ Bg4 Qf4+ Kg6 Rxh6+ Kg7 Qf6+ Kg8 Rg6+ Kh7 Rg7+ Kh8 Rxg4+
Kh7 Qd6 Kh8 Kf6 Kh7 Rh4+
 2   00:25  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:26  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:26  M500  Qg3+ Bg4 Qf4+ Kg6 Rxh6+ Kg7 Qf6+ Kg8 Rg6+ Kh7 Rg7+ Kh8 Rxg4+
Kh7 Qd6 Kh8 Kf6 Kh7 Rh4+
 2   00:26  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:26  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   00:28  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:28  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   00:28  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:29  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   00:29  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:29  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   00:31  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:31  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   00:31  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:32  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   00:32  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:32  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   00:34  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:34  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   00:34  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:35  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   00:36  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:36  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   00:36  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:37  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   00:37  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:37  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   00:39  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:39  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   00:39  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:40  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   00:40  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:40  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   00:42  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:42  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   00:42  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:43  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   00:43  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:43  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   00:45  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:45  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   00:45  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:46  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   00:47  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:47  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   00:47  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:48  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   00:48  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:48  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   00:50  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:50  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   00:50  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:51  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   00:51  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:51  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   00:53  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:53  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   00:53  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:54  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   00:54  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:54  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   00:56  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:56  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   00:56  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:57  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   00:58  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:58  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   00:59  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:59  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   00:59  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   00:59  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   01:01  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   01:01  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   01:01  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   01:02  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   01:02  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   01:02  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   01:04  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   01:04  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   01:04  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   01:05  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   01:05  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   01:05  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   01:07  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   01:07  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   01:07  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   01:08  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 2   01:09  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8
 3   01:09  M500  Qg2+ Bg4 Qd2+ Kg6 Qxh6+ Kf7 Qf4+ Ke8 Qxg4 Kd8 Rh7 Ke8 Qd7+ Kf8
Kf6 Kg8 Kg6 Kf8 Qe7+ Kg8




New game
8/8/7p/4K1kb/8/7R/7Q/8 w - - 0 1

Analysis by wbQueen2.29:

1.Kd4
  +-  (12.13)   Depth: 1   00:00:00
1.Qf4+ Kg6
  +-  (12.24)   Depth: 1   00:00:00
1.Qd2+ Kg6
  +-  (12.25)   Depth: 1   00:00:00
1.Rxh5+ Kg6 2.Qg2+ Kxh5
  +-  (15.43)   Depth: 1   00:00:00
  +-  (#1)   Depth: 6   00:00:00  92kN
1.Qf4+
  #  (#0)   Depth: 6   00:00:00  125kN
  #  (#0)   Depth: 7   00:00:33  14858kN

(Utzinger, MyTown 30.04.2004)










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