Problem Display
PID: 39449 (2Q5/8/1p2P3/Pp2k3/1p2p2P/4N1P1/4N1P1/2K5 w - - 0 1)

Kriuckov, Sergey Petrovic

Recomm., BCF 020. Ty., 1935-1936

2Q5/8/1p2P3/Pp2k3/1p2p2P/4N1P1/4N1P1/2K5

#3

9 + 5


SOLUTION


  • SOUND
  • Tries
    • 1.e7?
      • threat
        • 2.Qc6
          • threat
            • 3.e8Q#
            • 3.e8R#
        • 2.e8S
          • threat
            • 3.Qf5#
      • 1...Kd6
        • 2.e8Q
          • threat
            • 3.Qcc6#
            • 3.Qee6#
        • 2.e8R
          • threat
            • 3.Re6#
      • 1...b3
        • 2.e8Q+
          • 2...Kd6
            • 3.Qcc6#
            • 3.Qee6#
          • 2...Kf6
            • 3.Qc3#
      • 1...Kf6!
  • Keys
    • 1.Sf4!
      • 1...Kd4
        • 2.Qc7
          • threat
            • 3.Sc2#
            • 3.Sf5#
          • 2...Kxe3
            • 3.Qxb6#
      • 1...Kd6
        • 2.Qb8+
          • 2...Kc5
            • 3.Qxb6#
          • 2...Kc6
            • 3.Qxb6#
          • 2...Ke7
            • 3.Sed5#
      • 1...Kf6
        • 2.Qh8+
          • 2...Ke7
            • 3.Sf5#
      • 1...bxa5
        • 2.Qc5+
          • 2...Kf6
            • 3.Qg5#
      • 1...b3
        • 2.Qc3+
          • 2...Kd6
            • 3.Sf5#

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).