Problem Display
PID: 143769 (8/4N3/4pQ2/8/4k3/8/4K3/8 w - - 0 1)

Zwaard, Louis

Troll, 2011

8/4N3/4pQ2/8/4k3/8/4K3/8

#3

3 + 2


SOLUTION


  • SOUND
  • Sets
    • 1...e5
      • 2.Qh4#
  • Tries
    • 1.Sc6?
      • threat
        • 2.Qe5#
        • 2.Qf3#
      • 1...e5
        • 2.Qxe5#
        • 2.Qf3#
      • 1...Kd5!
    • 1.Sg6?
      • threat
        • 2.Qe5#
      • 1...e5
        • 2.Qxe5#
      • 1...Kd5!
    • 1.Qa1?
      • threat
        • 2.Qf6
          • 2...e5
            • 3.Qh4#
      • 1...e5
        • 2.Qa4#
      • 1...Kf4!
    • 1.Qb2?
      • threat
        • 2.Qf6
          • 2...e5
            • 3.Qh4#
      • 1...e5
        • 2.Qb4#
      • 1...Kf4!
    • 1.Qg7?
      • threat
        • 2.Qf6
          • 2...e5
            • 3.Qh4#
      • 1...e5
        • 2.Qg4#
      • 1...Kf4!
    • 1.Qh8?
      • threat
        • 2.Qf6
          • 2...e5
            • 3.Qh4#
      • 1...e5
        • 2.Qh4#
      • 1...Kf4!
  • Keys
    • 1.Kd2!
      • 1...e5
        • 2.Qf7
          • 2...Kd4
            • 3.Qd5#

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).