Problem Display
PID: 33839 (8/2R5/8/3k1K2/8/5N2/4PP2/8 w - - 0 1)

Howard, David M

Problem Observer, 1993

8/2R5/8/3k1K2/8/5N2/4PP2/8

#3

5 + 1


SOLUTION


  • SOUND
  • Tries
    • 1.Kf6?
      • 1...Ke4
        • 2.Ke6
          • 2...Kf4
            • 3.Rc4#
        • 2.Rc5
          • 2...Kf4
            • 3.Rc4#
        • 2.Rd7
          • 2...Kf4
            • 3.Rd4#
      • 1...Kd6!
    • 1.Se1?
      • 1...Kd4
        • 2.Ke6
          • 2...Ke4
            • 3.Rc4#
      • 1...Kd6!
    • 1.Sg1?
      • 1...Kd4
        • 2.Ke6
          • 2...Ke4
            • 3.Rc4#
      • 1...Kd6!
    • 1.Sh2?
      • 1...Kd4
        • 2.Ke6
          • 2...Ke4
            • 3.Rc4#
      • 1...Kd6!
    • 1.Sh4?
      • 1...Kd4
        • 2.Ke6
          • 2...Ke4
            • 3.Rc4#
      • 1...Kd6!
    • 1.Se5?
      • 1...Kd4
        • 2.Ke6
          • 2...Ke4
            • 3.Rc4#
      • 1...Kd6!
  • Keys
    • 1.Sd4!
      • 1...Kxd4
        • 2.Ke6
          • 2...Ke4
            • 3.Rc4#
      • 1...Kd6
        • 2.Sb5+
          • 2...Kd5
            • 3.e4#

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).