Problem Display
PID: 248772 (8/8/2p4B/2P1k3/2QN4/8/8/7K w - - 0 1)

Junker, Karl

Deutsche Schachzeitung, 1983

8/8/2p4B/2P1k3/2QN4/8/8/7K

#3

5 + 2


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Sets
    • 1...Kf6
      • 2.Qe6#
  • Tries
    • 1.Kg1?
      • 1...Kf6
        • 2.Qe6#
      • 1...Ke4!
    • 1.Kg2?
      • threat
        • 2.Kf3
          • 2...Kf6
            • 3.Qe6#
      • 1...Kf6
        • 2.Qe6#
      • 1...Ke4!
    • 1.Kh2?
      • 1...Kf6
        • 2.Qe6#
      • 1...Ke4!
    • 1.Be3?
      • threat
        • 2.Qe6#
      • 1...Ke4
        • 2.Qb3
          • 2...Ke5
            • 3.Qe6#
      • 1...Kf6!
    • 1.Qb3?
      • 1...Ke4
        • 2.Be3
          • 2...Ke5
            • 3.Qe6#
      • 1...Kxd4!
    • 1.Qc2?
      • 1...Kd5
        • 2.Be3
          • 2...Ke5
            • 3.Qf5#
      • 1...Kf6
        • 2.Qe4
          • 2...Kf7
            • 3.Qe6#
      • 1...Kxd4!
  • Keys
    • 1.Qd3!
      • 1...Kd5
        • 2.Be3
          • 2...Kxc5
            • 3.Sc2#
          • 2...Ke5
            • 3.Qf5#
      • 1...Kf6
        • 2.Qe4
          • 2...Kf7
            • 3.Qe6#

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).