Problem Display
PID: 273198 (3bB2Q/2p1k2b/4p1p1/4p1p1/4N3/2p5/4p3/K3B3 w - - 0 1)

Fothergill, Percival Guy Laugham (PGLF)

The Problemist, 1931

3bB2Q/2p1k2b/4p1p1/4p1p1/4N3/2p5/4p3/K3B3

#3

5 + 10


SOLUTION


  • SOUND
  • Sets
    • 1...Bg8
      • 2.Qxg8
        • threat
          • 3.Qf7#
    • 1...c2
      • 2.Bb4+
        • 2...c5
          • 3.Bxc5#
    • 1...g4
      • 2.Bh4+
        • 2...g5
          • 3.Bxg5#
    • 1...c5
      • 2.Qg7+
        • 2...Kxe8
          • 3.Sd6#
    • 1...c6
      • 2.Qg7+
        • 2...Kxe8
          • 3.Sd6#
  • Tries
    • 1.Ba4?
      • threat
        • 2.Qf6#
        • 2.Qg7#
        • 2.Qe8#
      • 1...c6
        • 2.Qg7+
          • 2...Ke8
            • 3.Sd6#
            • 3.Bxc6#
      • 1...Kf7!
    • 1.Bb5?
      • threat
        • 2.Qf6#
        • 2.Qg7#
        • 2.Qe8#
      • 1...c6
        • 2.Qg7+
          • 2...Ke8
            • 3.Sd6#
            • 3.Bxc6#
      • 1...Kf7!
    • 1.Bc6?
      • threat
        • 2.Qf6#
        • 2.Qg7#
        • 2.Qe8#
      • 1...Bg8
        • 2.Qf6#
      • 1...Kf7!
    • 1.Qxh7+?
      • 1...Kf8
        • 2.Qf7#
      • 1...Kxe8!
  • Keys
    • 1.Ka2!
      • 1...Bg8
        • 2.Qxg8
          • threat
            • 3.Qf7#
      • 1...c2
        • 2.Bb4+
          • 2...c5
            • 3.Bxc5#
      • 1...g4
        • 2.Bh4+
          • 2...g5
            • 3.Bxg5#
      • 1...c5
        • 2.Qg7+
          • 2...Kxe8
            • 3.Sd6#
      • 1...c6
        • 2.Qg7+
          • 2...Kxe8
            • 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).