Problem Display
PID: 141039 (1kN5/1P3R1Q/2P4P/2pp4/3p4/3P4/8/3K2b1 w - - 0 1)

Kipping, Cyril Stanley

The Problemist, 1943

1kN5/1P3R1Q/2P4P/2pp4/3p4/3P4/8/3K2b1

#3

8 + 5


SOLUTION


  • SOUND
  • Sets
    • 1...Bf2
      • 2.Qg6
        • threat
          • 3.Qd6#
        • 2...Bg3
          • 3.Qxg3#
      • 2.Qg7
        • threat
          • 3.Qe5#
        • 2...Bg3
          • 3.Qxg3#
    • 1...Be3
      • 2.Qf5
        • threat
          • 3.Qe5#
        • 2...Bf4
          • 3.Qxf4#
  • Tries
    • 1.Qf5?
      • threat
        • 2.Qf4#
        • 2.Qe5#
      • 1...Be3
        • 2.Qe5#
      • 1...Bh2!
    • 1.Qg6?
      • threat
        • 2.Qg3#
        • 2.Qd6#
      • 1...Bf2
        • 2.Qd6#
      • 1...Be3
        • 2.Qd6#
      • 1...Bh2!
    • 1.Qg8?
      • threat
        • 2.Qg3#
      • 1...Bf2
        • 2.Qg5
          • threat
            • 3.Qf4#
            • 3.Qe5#
          • 2...Bg3
            • 3.Qxg3#
        • 2.Qg6
          • threat
            • 3.Qd6#
          • 2...Bg3
            • 3.Qxg3#
        • 2.Qg7
          • threat
            • 3.Qe5#
          • 2...Bg3
            • 3.Qxg3#
      • 1...Be3
        • 2.Qg3+
          • 2...Bf4
            • 3.Qxf4#
      • 1...Bh2!
    • 1.Qg7?
      • threat
        • 2.Qe5#
        • 2.Qg3#
      • 1...Bf2
        • 2.Qe5#
      • 1...Be3
        • 2.Qe5#
      • 1...Bh2!
  • Keys
    • 1.Rf2!
      • threat
        • 2.Ra2
          • threat
            • 3.Ra8#
      • 1...Bxf2
        • 2.Qg6
          • threat
            • 3.Qd6#
          • 2...Kc7
            • 3.Qd6#
          • 2...Bg3
            • 3.Qxg3#
        • 2.Qg7
          • threat
            • 3.Qe5#
          • 2...Bg3
            • 3.Qxg3#

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).