Problem Display
PID: 40691 (3R4/5Nn1/2pP1k1P/2P2P2/K2P2P1/1BP5/1Qppp3/2R1N3 w - - 0 1)

Bachmann, Karlheinz

Hoffmann, Martin Wolfgang

Hoffmann, Peter

3rd Prize, Die Schwalbe, 1987

3R4/5Nn1/2pP1k1P/2P2P2/K2P2P1/1BP5/1Qppp3/2R1N3

#4

14 + 6


56 The Problemist 2001
14475 Mat Plus Review 2007
23 Die Schwalbe 2009
23 Die Schwalbe 2010

SOLUTION


  • SOUND
  • Keys
    • 1.hxg7!
      • threat
        • 2.g8Q
          • threat
            • 3.Qg5#
            • 3.Qg6#
            • 3.Qh8#
        • 2.g8R
          • threat
            • 3.Rg6#
      • 1...Kxg7
        • 2.Sg5
          • threat
            • 3.Rg8+
              • 3...Kf6
                • 4.Se4#
                • 4.Sh7#
                • 4.Rg6#
              • 3...Kh6
                • 4.Rg6#
          • 2...Kf6
            • 3.Se6
              • threat
                • 4.Rf8#
              • 3...Kf7
                • 4.Rf8#
            • 3.Rg8
              • threat
                • 4.Se4#
                • 4.Sh7#
                • 4.Rg6#
          • 2...Kh6
            • 3.Rg8
              • threat
                • 4.Rg6#
      • 1...d1Q
        • 2.g8Q
          • threat
            • 3.Qg5#
            • 3.Qg6#
            • 3.Qh8#
          • 2...Qxd4+
            • 3.c4
              • threat
                • 4.Qxd4#
                • 4.Qg6#
      • 1...d1S
        • 2.g8S+
          • 2...Kg7
            • 3.f6+
              • 3...Kg6
                • 4.Qxc2#
              • 3...Kh7
                • 4.Bxc2#
                • 4.Qxc2#
      • 1...d1B
        • 2.g8B
          • 2...Kg7
            • 3.c4
              • 3...Kf6
                • 4.d5#
      • 1...d1R
        • 2.g8R
          • threat
            • 3.Rg6#
          • 2...Rxd4+
            • 3.c4
              • 3...Kxf7
                • 4.Rdf8#

FEATURES


NOT CLASSIFIED


Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).