Problem Display
PID: 221336 (k7/1p1N4/1R4P1/1N6/1p4Qp/4p2K/3p2n1/q4b1B w - - 0 1)

Kipping, Cyril Stanley

The Problemist, 1944

k7/1p1N4/1R4P1/1N6/1p4Qp/4p2K/3p2n1/q4b1B

#3

7 + 9


SOLUTION


  • SOUND
  • Sets
    • 1...Qb2
      • 2.Ra6+
        • 2...bxa6
          • 3.Qf3#
          • 3.Qe4#
    • 1...Qg7
      • 2.Ra6+
        • 2...bxa6
          • 3.Qf3#
          • 3.Qe4#
    • 1...Qh8
      • 2.Ra6+
        • 2...bxa6
          • 3.Qf3#
          • 3.Qe4#
    • 1...Qd1
      • 2.Ra6+
        • 2...bxa6
          • 3.Qe4#
    • 1...Qe1
      • 2.Ra6+
        • 2...bxa6
          • 3.Qf3#
          • 3.Qe4#
    • 1...Qa6
      • 2.Rxa6+
        • 2...bxa6
          • 3.Qf3#
          • 3.Qe4#
    • 1...Qa7
      • 2.Sc7#
  • Tries
    • 1.Qf3?
      • threat
        • 2.Qxb7#
        • 2.Qf8#
      • 1...Se1+
        • 2.Qxf1
          • threat
            • 3.Bxb7#
            • 3.Qf8#
          • 2...Qa7
            • 3.Sc7#
          • 2...Sf3
            • 3.Qxa1#
      • 1...Sf4+!
    • 1.Qc4?
      • threat
        • 2.Qg8#
        • 2.Qc8#
      • 1...Se1+
        • 2.Qxf1
          • threat
            • 3.Bxb7#
            • 3.Qf8#
          • 2...Qa7
            • 3.Sc7#
          • 2...Sf3
            • 3.Qxa1#
      • 1...Sf4+
        • 2.Kh2
          • threat
            • 3.Bxb7#
            • 3.Qg8#
            • 3.Qc8#
          • 2...Qa7
            • 3.Sc7#
      • 1...Qc3
        • 2.Qa2+
          • 2...Qa3
            • 3.Qg8#
        • 2.Qg8+
          • 2...Qc8
            • 3.Qa2#
            • 3.Qxc8#
      • 1...Qc1
        • 2.Qa2+
          • 2...Qa3
            • 3.Qg8#
        • 2.Qg8+
          • 2...Qc8
            • 3.Qa2#
            • 3.Qxc8#
      • 1...Bxc4!
    • 1.Qe4?
      • threat
        • 2.Qxb7#
        • 2.Qe8#
      • 1...Sf4+
        • 2.Kh2
          • threat
            • 3.Qxb7#
            • 3.Qe8#
          • 2...Qa7
            • 3.Sc7#
      • 1...Se1+!
    • 1.Qf4?
      • threat
        • 2.Qb8#
        • 2.Qf8#
      • 1...Se1+
        • 2.Qxf1
          • threat
            • 3.Bxb7#
            • 3.Qf8#
          • 2...Qa7
            • 3.Sc7#
          • 2...Sf3
            • 3.Qxa1#
      • 1...Qe5
        • 2.Qf8+
          • 2...Qb8
            • 3.Qxb8#
          • 2...Qe8
            • 3.Qxe8#
      • 1...Qh8
        • 2.Ra6+
          • 2...bxa6
            • 3.Qf3#
            • 3.Qe4#
      • 1...Sxf4+!
  • Keys
    • 1.Ra6+!
      • 1...Qxa6
        • 2.Sb6+
          • 2...Kb8
            • 3.Qc8#
          • 2...Qxb6
            • 3.Qc8#

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).