Problem Display
PID: 248726 (k7/2p5/8/8/2K5/1N1p4/5Q2/8 w - - 0 1)

Junker, Karl

Deutsche Schachzeitung, 1979

k7/2p5/8/8/2K5/1N1p4/5Q2/8

#3

3 + 3


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Tries
    • 1.Sc5?
      • threat
        • 2.Qb2
          • threat
            • 3.Qb7#
          • 2...Ka7
            • 3.Qb7#
      • 1...Ka7
        • 2.Qb2
          • threat
            • 3.Qb7#
          • 2...Ka8
            • 3.Qb7#
      • 1...Kb8
        • 2.Qb2+
          • 2...Ka7
            • 3.Qb7#
          • 2...Ka8
            • 3.Qb7#
          • 2...Kc8
            • 3.Qh8#
      • 1...d2!
  • Keys
    • 1.Qb2!
      • threat
        • 2.Sa5
          • threat
            • 3.Qb7#
          • 2...Ka7
            • 3.Qb7#
        • 2.Sc5
          • threat
            • 3.Qb7#
          • 2...Ka7
            • 3.Qb7#
      • 1...Ka7
        • 2.Sc5
          • threat
            • 3.Qb7#
          • 2...Ka8
            • 3.Qb7#
      • 1...Kb7
        • 2.Sc5+
          • 2...Kc6
            • 3.Qf6#
          • 2...Ka7
            • 3.Qb7#
          • 2...Ka8
            • 3.Qb7#
          • 2...Kc8
            • 3.Qh8#
      • 1...Kb8
        • 2.Sc5+
          • 2...Ka7
            • 3.Qb7#
          • 2...Ka8
            • 3.Qb7#
          • 2...Kc8
            • 3.Qh8#
      • 1...c5
        • 2.Sa5
          • threat
            • 3.Qb7#
          • 2...Ka7
            • 3.Qb7#
        • 2.Sxc5
          • threat
            • 3.Qb7#
          • 2...Ka7
            • 3.Qb7#

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).