Problem Display
PID: 176755 (2Q5/8/4p3/8/2Bk3P/2N5/2K5/8 w - - 0 1)

Petkov, Petko Andonov

Schach-Echo, 1959

2Q5/8/4p3/8/2Bk3P/2N5/2K5/8

#3

5 + 2


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Tries
    • 1.Kd2?
      • 1...e5
        • 2.Se2+
          • 2...Ke4
            • 3.Qg4#
        • 2.Sa4
          • 2...Ke4
            • 3.Qg4#
          • 2...e4
            • 3.Qc5#
        • 2.Se4
          • 2...Kxe4
            • 3.Qg4#
        • 2.Sb5+
          • 2...Ke4
            • 3.Qg4#
        • 2.Qc6
          • 2...e4
            • 3.Qd5#
        • 2.Qc7
          • 2...e4
            • 3.Se2#
            • 3.Sb5#
      • 1...Ke5!
    • 1.Qc7?
      • threat
        • 2.Se2+
          • 2...Ke3
            • 3.Qf4#
          • 2...Ke4
            • 3.Qf4#
      • 1...e5
        • 2.Kd2
          • 2...e4
            • 3.Se2#
            • 3.Sb5#
      • 1...Ke3!
  • Keys
    • 1.Be2!
      • 1...Ke3
        • 2.Qc5+
          • 2...Kf4
            • 3.Qg5#
      • 1...Ke5
        • 2.Qd8
          • 2...Kf4
            • 3.Qg5#
          • 2...Kf5
            • 3.Qg5#
      • 1...e5
        • 2.Qc4+
          • 2...Ke3
            • 3.Sd1#

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).