Problem Display
PID: 33497 (8/6K1/8/4p3/8/3Np1pk/4Q3/8 w - - 0 1)

Karmil, Ferhat (= Kakabadze, Ferad)

The Problemist Supplement, 2001

8/6K1/8/4p3/8/3Np1pk/4Q3/8

#3

3 + 4


SOLUTION


  • SOUND
  • Sets
    • 1...e4
      • 2.Sf4+
        • 2...Kh4
          • 3.Qh5#
  • Tries
    • 1.Kg6?
      • 1...e4
        • 2.Sf4+
          • 2...Kh4
            • 3.Qh5#
      • 1...g2!
    • 1.Kh6?
      • 1...e4
        • 2.Sf4+
          • 2...Kh4
            • 3.Qh5#
      • 1...g2!
    • 1.Sf4+?
      • 1...Kh4
        • 2.Qh5#
      • 1...exf4!
    • 1.Sxe5?
      • 1...Kh4
        • 2.Qg4#
      • 1...g2!
  • Keys
    • 1.Qf3!
      • 1...Kh2
        • 2.Se1
          • threat
            • 3.Qg2#
          • 2...Kg1
            • 3.Qg2#
          • 2...Kh3
            • 3.Qh5#
          • 2...g2
            • 3.Qxg2#
      • 1...Kh4
        • 2.Sxe5
          • threat
            • 3.Qg4#
          • 2...Kh3
            • 3.Qh1#
          • 2...Kg5
            • 3.Qg4#
      • 1...e2
        • 2.Sf2+
          • 2...Kh2
            • 3.Qh1#
          • 2...Kh4
            • 3.Qg4#
      • 1...e4
        • 2.Sf4+
          • 2...Kh2
            • 3.Qg2#
          • 2...Kh4
            • 3.Qh5#

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Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).