Problem Display
PID: 56967 (3kqQ2/4N3/4K3/4B3/4N3/8/8/8 w - - 0 1)

Surkov, Valery Albertovich

4th Comm., Troll, 1995

3kqQ2/4N3/4K3/4B3/4N3/8/8/8

#3

5 + 2


SOLUTION


  • SOUND
  • Tries
    • 1.Kd5?
      • 1...Kd7
        • 2.Sf6+
          • 2...Kd8
            • 3.Qxe8#
      • 1...Qxf8!
    • 1.Kf5?
      • 1...Kd7
        • 2.Sf6+
          • 2...Kd8
            • 3.Qxe8#
      • 1...Qxf8+!
    • 1.Bc3?
      • threat
        • 2.Ba5#
      • 1...Qxf8
        • 2.Ba5+
          • 2...Ke8
            • 3.Sd6#
      • 1...Kc7!
    • 1.Qg8?
      • 1...Qf8
        • 2.Qxf8#
      • 1...Qxg8+!
    • 1.Qh8?
      • 1...Qg8+
        • 2.Qxg8#
      • 1...Qf8
        • 2.Qxf8#
      • 1...Qxh8!
  • Keys
    • 1.Bd4!
      • threat
        • 2.Bb6#
      • 1...Kc7
        • 2.Qxe8
          • 2...Kb7
            • 3.Qc8#
      • 1...Qxf8
        • 2.Bb6+
          • 2...Ke8
            • 3.Sd6#

FEATURES


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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).