Problem Display
PID: 235930 (8/4K3/3NBN2/4k3/1pp1b1pp/2r3r1/4p3/4Q3 w - - 0 1)

Frohlich, Georg

Freie Presse, 1973

8/4K3/3NBN2/4k3/1pp1b1pp/2r3r1/4p3/4Q3

#3

5 + 9


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Tries
    • 1.Sf7+?
      • 1...Kf4
        • 2.Qxe2
          • threat
            • 3.Sh5#
            • 3.Qxe4#
          • 2...Bg6
            • 3.Sd5#
      • 1...Kd4!
    • 1.Sd7+?
      • 1...Kd4
        • 2.Qxe2
          • threat
            • 3.Sb5#
            • 3.Qxe4#
          • 2...Bc6
            • 3.Sf5#
      • 1...Kf4!
  • Keys
    • 1.Qxe2!
      • threat
        • 2.Qxe4#
      • 1...Kd4
        • 2.Sd7
          • threat
            • 3.Sb5#
            • 3.Qxe4#
          • 2...Bc6
            • 3.Sf5#
        • 2.Qxe4+
          • 2...Kc5
            • 3.Sd7#
      • 1...Kf4
        • 2.Sf7
          • threat
            • 3.Sh5#
            • 3.Qxe4#
          • 2...Bg6
            • 3.Sd5#
        • 2.Qxe4+
          • 2...Kg5
            • 3.Sf7#
      • 1...Rce3
        • 2.Sf7+
          • 2...Kd4
            • 3.Qxc4#
          • 2...Kf4
            • 3.Sh5#
      • 1...Rge3
        • 2.Sd7+
          • 2...Kd4
            • 3.Sb5#
          • 2...Kf4
            • 3.Qxg4#

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).