Problem Display
PID: 8753 (7Q/5pKp/1p3p1P/1r3p1k/pn1N1B2/r2b1pP1/4PN2/8 w - - 0 1)

Whyatt, William Albert

3rd Prize, The Problemist, 1961

7Q/5pKp/1p3p1P/1r3p1k/pn1N1B2/r2b1pP1/4PN2/8

#3

8 + 12


SOLUTION


  • SOUND
  • Tries
    • 1.Kxh7?
      • threat
        • 2.Se6
          • threat
            • 3.Sg7#
          • 2...fxe6
            • 3.Qe8#
        • 2.Qxf6
          • threat
            • 3.Qh4#
            • 3.Qg5#
            • 3.Qxf7#
      • 1...Re5
        • 2.Qxf6
          • threat
            • 3.Qh4#
            • 3.Qg5#
            • 3.Qxf7#
      • 1...Bc4
        • 2.Qxf6
          • threat
            • 3.Qh4#
            • 3.Qg5#
      • 1...Sd5!
    • 1.Qd8?
      • threat
        • 2.Qxf6
          • threat
            • 3.Qh4#
            • 3.Qg5#
            • 3.Qxf7#
      • 1...Bc4
        • 2.Qxf6
          • threat
            • 3.Qh4#
            • 3.Qg5#
      • 1...Sd5!
    • 1.g4+?
      • 1...Kh4
        • 2.Sxf3#
      • 1...fxg4!
  • Keys
    • 1.Qc8!
      • threat
        • 2.g4+
          • 2...Kh4
            • 3.Sxf3#
          • 2...fxg4
            • 3.Qxg4#
      • 1...Bxe2
        • 2.Sxf5
          • threat
            • 3.g4#
          • 2...Rxf5
            • 3.Qxf5#
      • 1...fxe2
        • 2.Qb7
          • threat
            • 3.Qh1#
            • 3.Qf3#
            • 3.Qxf7#
        • 2.g4+
          • 2...Kh4
            • 3.Sf3#
          • 2...fxg4
            • 3.Qxg4#
      • 1...Bb1
        • 2.Qc1
          • threat
            • 3.Qh1#
      • 1...Bc2
        • 2.Qb7
          • threat
            • 3.Qxf7#
          • 2...Bb3
            • 3.Qxf3#
      • 1...Bc4
        • 2.Sxf5
          • threat
            • 3.g4#
          • 2...Rxf5
            • 3.Qxf5#
      • 1...Be4
        • 2.Qd7
          • threat
            • 3.Qxf7#
          • 2...Bd5
            • 3.Qxf5#

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).