Problem Display
PID: 176742 (8/8/2Q5/4k2P/8/2P3K1/2P5/8 w - - 0 1)

Erdos, Dr Geza

Schach-Echo, 1958

8/8/2Q5/4k2P/8/2P3K1/2P5/8

#3

5 + 1


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Sets
    • 1...Kf5
      • 2.Qd6
        • 2...Ke4
          • 3.Qe6#
        • 2...Kg5
          • 3.Qg6#
  • Tries
    • 1.Qd7?
      • 1...Ke4
        • 2.Qe6#
      • 1...Kf6!
    • 1.Qa6?
      • 1...Kf5
        • 2.Qd6
          • 2...Ke4
            • 3.Qe6#
          • 2...Kg5
            • 3.Qg6#
      • 1...Kd5!
    • 1.Qd6+?
      • 1...Kf5
        • 2.c4
          • 2...Ke4
            • 3.Qf4#
          • 2...Kg5
            • 3.Qg6#
      • 1...Kxd6!
    • 1.Qh6?
      • 1...Kf5
        • 2.Qd6
          • 2...Ke4
            • 3.Qe6#
          • 2...Kg5
            • 3.Qg6#
      • 1...Kd5!
    • 1.c4?
      • 1...Kf5
        • 2.Qd6
          • 2...Ke4
            • 3.Qf4#
          • 2...Kg5
            • 3.Qg6#
      • 1...Kd4!
  • Keys
    • 1.Qb6!
      • 1...Kd5
        • 2.Kf4
          • 2...Kc4
            • 3.Qc6#
      • 1...Kf5
        • 2.Qd6
          • 2...Ke4
            • 3.Qe6#
          • 2...Kg5
            • 3.Qg6#

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).