Problem Display
PID: 87961 (8/8/1NPkN1Q1/1K6/4P3/8/8/8 w - - 0 1)

Francey, James

The Problemist, 1931

8/8/1NPkN1Q1/1K6/4P3/8/8/8

#2

6 + 1


6490 yacpdb 2009

SOLUTION


  • COOKED
  • Sets
    • 1...Ke5
      • 2.Sc4#
    • 1...Ke7
      • 2.Sc8#
  • Tries
    • 1.Ka4?
      • 1...Ke5
        • 2.Sc4#
      • 1...Ke7
        • 2.Sc8#
      • 1...Kxc6!
    • 1.Kb4?
      • 1...Ke5
        • 2.Sc4#
      • 1...Ke7
        • 2.Sc8#
      • 1...Kxc6!
    • 1.Ka5?
      • 1...Ke5
        • 2.Sc4#
      • 1...Ke7
        • 2.Sc8#
      • 1...Kxc6!
    • 1.Ka6?
      • 1...Ke5
        • 2.Sc4#
      • 1...Ke7
        • 2.Sc8#
      • 1...Kxc6!
    • 1.e5+?
      • 1...Ke7
        • 2.Sd5#
        • 2.Sc8#
      • 1...Kxe5!
  • Keys
    • 1.Sc8+!
      • 1...Ke5
        • 2.Qf5#
    • 1.c7!
      • 1...Ke5
        • 2.Sc4#
      • 1...Ke7
        • 2.c8S#

FEATURES


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