Problem Display
PID: 25742 (7k/4p2p/8/5K2/6Q1/8/8/8 w - - 0 1)

Kubbel, Leonid Ivanovich (AKA Kubbel, Karl Artur Leonid)

Source?, 1939

7k/4p2p/8/5K2/6Q1/8/8/8

#3

2 + 3


3296 Shakhmatny zadachi miniaturi 1987

SOLUTION


  • SOUND
  • Sets
    • 1...e5
      • 2.Kf6
        • threat
          • 3.Qc8#
          • 3.Qg7#
    • 1...e6+
      • 2.Kf6
        • threat
          • 3.Qg7#
  • Tries
    • 1.Ke6?
      • threat
        • 2.Kf7
          • threat
            • 3.Qc8#
            • 3.Qg7#
            • 3.Qg8#
      • 1...h6
        • 2.Kf7
          • threat
            • 3.Qg7#
            • 3.Qg8#
          • 2...Kh7
            • 3.Qg7#
            • 3.Qg8#
      • 1...h5!
  • Keys
    • 1.Qg2!
      • 1...e6+
        • 2.Kf6
          • threat
            • 3.Qa8#
            • 3.Qg7#
      • 1...h5
        • 2.Kg6
          • threat
            • 3.Qa8#
          • 2...Kg8
            • 3.Qa8#
      • 1...h6
        • 2.Kg6
          • threat
            • 3.Qa8#
          • 2...Kg8
            • 3.Qa8#
      • 1...e5
        • 2.Kf6
          • threat
            • 3.Qa8#
            • 3.Qg7#

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).