Problem Display
PID: 76347 (5K1k/4p1p1/6Pn/P7/1P1P4/Q1P5/8/7n w - - 0 1)

Heyl, Peter

Troll, 2007

5K1k/4p1p1/6Pn/P7/1P1P4/Q1P5/8/7n

#4

7 + 5


SOLUTION


  • SOUND
  • Keys
    • 1.Qc1!
      • threat
        • 2.Qxh6+
          • 2...gxh6
            • 3.g7+
              • 3...Kh7
                • 4.g8Q#
      • 1...Sg4
        • 2.Qxh1+
          • 2...Sh6
            • 3.Kxe7
              • 3...Kg8
                • 4.Qa8#
      • 1...Sf5
        • 2.Qxh1+
          • 2...Sh6
            • 3.Kxe7
              • 3...Kg8
                • 4.Qa8#
      • 1...Sf7
        • 2.Qxh1+
          • 2...Sh6
            • 3.Kxe7
              • 3...Kg8
                • 4.Qa8#
      • 1...Sg8
        • 2.Qxh1+
          • 2...Sh6
            • 3.Kxe7
              • 3...Kg8
                • 4.Qa8#

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).