Quintuplets

David113

Posers and Puzzles

31 Dec 06 23:22

David113

Joined: 25 Aug 06
Moves: 0

31 Dec 06 23:22

3 edits

Ralf Kraetschmer, Die Schwalbe 2001

White to play and mate in minimal number of moves:
a) Diagram;
b) g7 = White knight;
c) g7 = White bishop;
d) g7 = White rook;
e) g7 = White queen.

David113

Joined: 25 Aug 06
Moves: 0

06 Jan 07 11:21

No one? 😳

ilywrin

Joined: 30 Oct 04
Moves: 7813

06 Jan 07 11:56

1 edit

Originally posted by David113
Ralf Kraetschmer, Die Schwalbe 2001

[fen]8/2K3P1/2p2Pp1/2P2pPp/2R2Pkn/2Pp1n1b/6p1/3B1NR1[/fen]

White to play and mate in minimal number of moves:
a) Diagram;
b) g7 = White knight;
c) g7 = White bishop;
d) g7 = White rook;
e) g7 = White queen.

a) 1.g8N d2 2.Nh6#
b) 1.Ne6 d2 2.Nd4 Kxf4 3.Nxf3#
c)1.f7 d2 2.Bd4 Kxf4 3.Bf6+ Nd4 4.Rxd4#
d)1.Re7 d2 2.Re2 Nd4 3.Rexg2++ Kxf4 4.Rxd4+ Ke5 5.Re2#
e) 1. Qe7 d2 2.Re4 fxe4 3.Qxe4 Nf5 4.Qxf3+ Kh4 5.Qf2+ Ng3 6.Qxg3#

Fat Lady

Joined: 21 Feb 06
Moves: 6830

06 Jan 07 19:34

1 edit

Funny how the problem with the queen on g7 takes the moves to mate.

David113

Joined: 25 Aug 06
Moves: 0

07 Jan 07 01:29

The solution given is correct.
The stronger white's piece on g7 - the longer the mate.