Problem Display
PID: 229819 (3bN3/4k2p/4N2Q/7K/8/8/8/8 w - - 0 1)

Brunner, Erich Anselm

Sammler, 1932

3bN3/4k2p/4N2Q/7K/8/8/8/8

#4

4 + 3


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.Sxd8!
      • threat
        • 2.Sc6+
          • 2...Kd7
            • 3.Qd6+
              • 3...Kc8
                • 4.Qc7#
              • 3...Kxe8
                • 4.Qe7#
          • 2...Kf7
            • 3.Qf6+
              • 3...Kxe8
                • 4.Qe7#
              • 3...Kg8
                • 4.Se7#
                • 4.Qg7#
          • 2...Kxe8
            • 3.Qg7
              • 3...h6
                • 4.Qe7#
        • 2.Qxh7+
          • 2...Kxd8
            • 3.Qf7
              • 3...Kc8
                • 4.Qc7#
          • 2...Kxe8
            • 3.Qc7
              • 3...Kf8
                • 4.Qf7#
      • 1...Kd7
        • 2.Qxh7+
          • 2...Kxd8
            • 3.Qf7
              • 3...Kc8
                • 4.Qc7#
          • 2...Kxe8
            • 3.Qc7
              • 3...Kf8
                • 4.Qf7#
        • 2.Sc6
          • threat
            • 3.Qd6+
              • 3...Kc8
                • 4.Qc7#
              • 3...Kxe8
                • 4.Qe7#
          • 2...Kc8
            • 3.Qg7
              • 3...h6
                • 4.Sd6#
                • 4.Qc7#
          • 2...Kxe8
            • 3.Qg7
              • 3...h6
                • 4.Qe7#
      • 1...Kxd8
        • 2.Qe6
          • 2...h6
            • 3.Qf7
              • 3...Kc8
                • 4.Qc7#
      • 1...Kxe8
        • 2.Qd6
          • 2...h6
            • 3.Qc7
              • 3...Kf8
                • 4.Qf7#

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).