Problem Display
PID: 14823 (k7/Pp1N4/8/4K3/8/8/1p6/7Q w - - 0 1)

Speckmann, Werner

Comm., Problem (Zagreb), 1955

k7/Pp1N4/8/4K3/8/8/1p6/7Q

#3

4 + 3


SOLUTION


  • SOUND
  • Sets
    • 1...b1S
      • 2.Sc5
        • threat
          • 3.Qxb7#
        • 2...Kxa7
          • 3.Qxb7#
  • Tries
    • 1.Qd5?
      • threat
        • 2.Qg8+
          • 2...Kxa7
            • 3.Qa2#
        • 2.Qd6
          • threat
            • 3.Qb8#
          • 2...Kxa7
            • 3.Qa3#
      • 1...b1S
        • 2.Sc5
          • threat
            • 3.Qxb7#
          • 2...Kxa7
            • 3.Qxb7#
      • 1...b1B
        • 2.Qd6
          • threat
            • 3.Qb8#
          • 2...Kxa7
            • 3.Qa3#
      • 1...b1R
        • 2.Qg8+
          • 2...Kxa7
            • 3.Qa2#
      • 1...b1Q!
  • Keys
    • 1.Qf3!
      • threat
        • 2.Qf8+
          • 2...Kxa7
            • 3.Qa3#
      • 1...b1S
        • 2.Sc5
          • threat
            • 3.Qxb7#
          • 2...Kxa7
            • 3.Qxb7#

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).