Problem Display
PID: 81253 (6k1/6P1/5P1P/2nK4/8/Q7/8/8 w - - 0 1)

Antipov, Viacheslav Pavlovich

Novgorodskaya pravda, 1984

6k1/6P1/5P1P/2nK4/8/Q7/8/8

#3

5 + 2


3713 Snap 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Sb3
      • 2.Qf8+
        • 2...Kh7
          • 3.g8Q#
    • 1...Sd3
      • 2.Qf8+
        • 2...Kh7
          • 3.g8Q#
    • 1...Sa4
      • 2.Qf8+
        • 2...Kh7
          • 3.g8Q#
    • 1...Se4
      • 2.Qf8+
        • 2...Kh7
          • 3.g8Q#
    • 1...Sa6
      • 2.Qf8+
        • 2...Kh7
          • 3.g8Q#
    • 1...Sb7
      • 2.Qf8+
        • 2...Kh7
          • 3.g8Q#
  • Tries
    • 1.Qa8+?
      • 1...Kf7
        • 2.g8Q+
          • 2...Kxf6
            • 3.Qaf8#
      • 1...Kh7!
    • 1.f7+?
      • 1...Kh7
        • 2.g8Q+
          • 2...Kxh6
            • 3.Qh3#
      • 1...Kxf7!
  • Keys
    • 1.Qh3!
      • 1...Kf7
        • 2.Qh5+
          • 2...Kxf6
            • 3.g8S#
          • 2...Kg8
            • 3.h7#
      • 1...Kh7
        • 2.Qf5+
          • 2...Kxh6
            • 3.g8S#
          • 2...Kg8
            • 3.f7#
      • 1...Sd3
        • 2.f7+
          • 2...Kxf7
            • 3.Qe6#
          • 2...Kh7
            • 3.g8Q#
      • 1...Sb3
        • 2.f7+
          • 2...Kxf7
            • 3.Qe6#
          • 2...Kh7
            • 3.g8Q#
      • 1...Sa4
        • 2.f7+
          • 2...Kxf7
            • 3.Qe6#
          • 2...Kh7
            • 3.g8Q#
      • 1...Se4
        • 2.f7+
          • 2...Kxf7
            • 3.Qe6#
          • 2...Kh7
            • 3.g8Q#
      • 1...Sa6
        • 2.f7+
          • 2...Kxf7
            • 3.Qe6#
          • 2...Kh7
            • 3.g8Q#
      • 1...Se6
        • 2.f7+
          • 2...Kxf7
            • 3.Qxe6#
          • 2...Kh7
            • 3.g8Q#
      • 1...Sb7
        • 2.f7+
          • 2...Kxf7
            • 3.Qe6#
          • 2...Kh7
            • 3.g8Q#
      • 1...Sd7
        • 2.f7+
          • 2...Kxf7
            • 3.Qe6#
          • 2...Kh7
            • 3.g8Q#

Anticipated by 69122(1934)

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).