Problem Display
PID: 193257 (K3k1r1/4n3/8/3RN3/7Q/8/8/8 w - - 0 1)

Kaiser, Karl

Mitteilungsblatt des Deutschen Arbeiter-Schachbundes, 1918

K3k1r1/4n3/8/3RN3/7Q/8/8/8

#3

4 + 3


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Sets
    • 1...Kf8
      • 2.Qf6+
        • 2...Ke8
          • 3.Qf7#
      • 2.Qh7
        • threat
          • 3.Rd8#
          • 3.Qf7#
        • 2...Ke8
          • 3.Qf7#
    • 1...Sf5
      • 2.Rd8#
      • 2.Qd8#
    • 1...Sg6
      • 2.Rd8#
      • 2.Qd8#
    • 1...Sc8
      • 2.Rd8#
      • 2.Qd8#
  • Tries
    • 1.Qg4?
      • threat
        • 2.Rd8+
          • 2...Kxd8
            • 3.Qd7#
      • 1...Sxd5
        • 2.Qd7+
          • 2...Kf8
            • 3.Qf7#
      • 1...Sf5
        • 2.Qxg8+
          • 2...Ke7
            • 3.Qf7#
      • 1...Sc6
        • 2.Qe6+
          • 2...Kf8
            • 3.Qf7#
          • 2...Se7
            • 3.Qf7#
        • 2.Qd7+
          • 2...Kf8
            • 3.Qf7#
        • 2.Qxg8+
          • 2...Ke7
            • 3.Qf7#
      • 1...Sg6
        • 2.Qe6+
          • 2...Kf8
            • 3.Qf7#
          • 2...Se7
            • 3.Qf7#
        • 2.Qd7+
          • 2...Kf8
            • 3.Qf7#
      • 1...Sc8
        • 2.Qe6+
          • 2...Kf8
            • 3.Qf7#
          • 2...Se7
            • 3.Qf7#
        • 2.Qd7+
          • 2...Kf8
            • 3.Qf7#
        • 2.Qxg8+
          • 2...Ke7
            • 3.Qf7#
      • 1...Rxg4!
  • Keys
    • 1.Qf6!
      • threat
        • 2.Qf7#
      • 1...Sxd5
        • 2.Qf7+
          • 2...Kd8
            • 3.Qd7#
      • 1...Rg7
        • 2.Qf8+
          • 2...Kxf8
            • 3.Rd8#
      • 1...Rf8
        • 2.Qd6
          • threat
            • 3.Qd7#
            • 3.Qd8#

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).