Problem Display
PID: 199858 (5Kn1/2Bp3p/1p4pQ/R1pkN3/b2N1Rp1/P7/1P3p1r/n3b3 w - - 0 1)

Muller, Dieter

Zipf, Volker

Suomen Shakki, 1989

5Kn1/2Bp3p/1p4pQ/R1pkN3/b2N1Rp1/P7/1P3p1r/n3b3

#4

9 + 13


SOLUTION


  • SOUND
  • Keys
    • 1.Qg5!
      • threat
        • 2.Sxg6+
          • 2...Kc4
            • 3.Se5+
              • 3...Kd5
                • 4.Qxg8#
      • 1...Rh5
        • 2.Sxg4+
          • 2...Kc4
            • 3.Se5+
              • 3...Kd5
                • 4.Qg2#
      • 1...Rh6
        • 2.Sxg4+
          • 2...Kc4
            • 3.Se5+
              • 3...Kd5
                • 4.Qg2#
      • 1...Bc2
        • 2.Sxd7+
          • 2...Kc4
            • 3.Se5+
              • 3...Kd5
                • 4.Qd8#
      • 1...d6
        • 2.Qxg4
          • threat
            • 3.Qe6#
          • 2...Bd7
            • 3.Qf3+
              • 3...Kxe5
                • 4.Qe4#
            • 3.Qxd7
              • threat
                • 4.Qe6#
                • 4.Qxd6#
              • 3...Kxe5
                • 4.Qxd6#
        • 2.Qd8
          • threat
            • 3.Qxd6#
          • 2...Bd7
            • 3.Qxd7
              • threat
                • 4.Qe6#
                • 4.Qxd6#
              • 3...Kxe5
                • 4.Qxd6#

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).