Problem Display
PID: 207875 (4K3/k2P4/B7/1pP5/1N6/8/8/8 w - - 0 1)

Bulanov, Vladimir

Zadachi i Etyudi, 2019

4K3/k2P4/B7/1pP5/1N6/8/8/8

#3

5 + 2


SOLUTION


  • SOUND
  • Sets
    • 1...Ka8
      • 2.Sc6
        • 2...b4
          • 3.d8Q#
          • 3.d8R#
  • Tries
    • 1.Ke7?
      • 1...Ka8
        • 2.Sc6
          • 2...b4
            • 3.d8Q#
            • 3.d8R#
      • 1...Kb8!
    • 1.Kf7?
      • 1...Ka8
        • 2.Sc6
          • 2...b4
            • 3.d8Q#
            • 3.d8R#
      • 1...Kb8!
    • 1.Kf8?
      • 1...Ka8
        • 2.Sc6
          • 2...b4
            • 3.d8Q#
            • 3.d8R#
      • 1...Kb8!
    • 1.Sc6+?
      • 1...Ka8
        • 2.d8Q#
        • 2.d8R#
      • 1...Kxa6!
    • 1.Bb7?
      • 1...Kb8
        • 2.d8S
          • 2...Ka7
            • 3.Sbc6#
          • 2...Kc7
            • 3.Sa6#
      • 1...Kxb7!
  • Keys
    • 1.d8S!
      • 1...Ka8
        • 2.Sbc6
          • 2...b4
            • 3.Bb7#
      • 1...Kb8
        • 2.Bb7
          • 2...Ka7
            • 3.Sbc6#
          • 2...Kc7
            • 3.Sa6#

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).