white gives mate in 2

white gives mate in 2

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04 Apr 05 13:27

Joined: 12 Mar 03
Moves: 44411

04 Apr 05 13:27

1 edit

white to play. Checkmate in 2.

author: K. Junker

Secret RHP coder

on the payroll

Joined: 26 Nov 04
Moves: 155080

04 Apr 05 16:35

Originally posted by Mephisto2
[fen]8/8/1p6/1P5p/P3R2P/8/1pQN1kB1/bK4R1 w[/fen]

white to play. Checkmate in 2.

author: K. Junker

1.Rb4! (zz)

1...Kxg1 2.Nf3#
1...Kg3 2.Nf1#
1...Ke2 2.Nc4#
1...Ke3 2.Nf1#

Joined: 12 Mar 03
Moves: 44411

04 Apr 05 16:40

yep.

ps. what does (zz) mean?

Secret RHP coder

on the payroll

Joined: 26 Nov 04
Moves: 155080

04 Apr 05 17:29

Originally posted by Mephisto2
yep.

ps. what does (zz) mean?

zz = zugzwang. In problemist terms, it means that white's key move is not making a threat.

Joined: 12 Mar 03
Moves: 44411

04 Apr 05 17:36

Thanks. It is a zugzwang issue indeed. If black were to move first, it would have been a mate in 1.