Problem Display
PID: 77617 (8/7p/8/4p2K/1Qp2k2/R7/8/8 w - - 0 1)

Zickermann, Albert

Schach-Echo, 1934

8/7p/8/4p2K/1Qp2k2/R7/8/8

#3

3 + 4


14986 White-Hume Collection 2017

SOLUTION


  • SOUND
  • Sets
    • 1...Ke4
      • 2.Qxc4+
        • 2...Kf5
          • 3.Rf3#
    • 1...e4
      • 2.Qd6+
        • 2...Kf5
          • 3.Ra5#
  • Tries
    • 1.Qc3?
      • threat
        • 2.Qf3#
      • 1...Ke4
        • 2.Qxc4+
          • 2...Kf5
            • 3.Rf3#
      • 1...Kf5!
    • 1.Qxc4+?
      • 1...Kf5
        • 2.Rf3#
      • 1...e4!
  • Keys
    • 1.Rd3!
      • threat
        • 2.Qf8+
          • 2...Ke4
            • 3.Qf3#
      • 1...Ke4
        • 2.Qxc4+
          • 2...Kf5
            • 3.Rf3#
      • 1...Kf5
        • 2.Qf8+
          • 2...Ke4
            • 3.Qf3#
          • 2...Ke6
            • 3.Rd6#
      • 1...e4
        • 2.Qd6+
          • 2...Kf5
            • 3.Rd5#

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).