Problem Display
PID: 267344 (8/2N5/5k1K/8/1P6/Q1P5/6P1/8 w - - 0 1)

Ignatenko, P

Zadachi i Etyudi, 2012

8/2N5/5k1K/8/1P6/Q1P5/6P1/8

#3

6 + 1


SOLUTION


  • SOUND
  • Tries
    • 1.Qa5?
      • threat
        • 2.Qg5+
          • 2...Kf7
            • 3.Qg7#
      • 1...Kf7
        • 2.Qe5
          • threat
            • 3.Qg7#
          • 2...Kf8
            • 3.Qg7#
            • 3.Qe8#
          • 2...Kg8
            • 3.Qg7#
            • 3.Qe8#
        • 2.Qg5
          • 2...Kf8
            • 3.Qg7#
      • 1...Ke7!
  • Keys
    • 1.Qa7!
      • 1...Ke5
        • 2.Qd4+
          • 2...Kf5
            • 3.g4#
      • 1...Kf5
        • 2.Qe3
          • 2...Kg4
            • 3.Qg5#
          • 2...Kf6
            • 3.Qe6#
      • 1...Ke7
        • 2.Qd4
          • 2...Kf7
            • 3.Qg7#
          • 2...Kf8
            • 3.Qg7#
      • 1...Kf7
        • 2.Qe3
          • 2...Kf6
            • 3.Qe6#
          • 2...Kf8
            • 3.Qe8#
          • 2...Kg8
            • 3.Qe8#

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).