Problem Display
PID: 12501 (1Q4R1/4pp2/2P5/2p3P1/n1p1k3/8/2K1NpP1/5N1n w - - 0 1)

Berger, Johann Nepomuk

Source?, 0000

1Q4R1/4pp2/2P5/2p3P1/n1p1k3/8/2K1NpP1/5N1n

#3

8 + 8


SOLUTION


  • SOUND
  • Sets
    • 1...Kf5
      • 2.Se3+
        • 2...Ke4
          • 3.Qf4#
        • 2...Ke6
          • 3.Sf4#
  • Keys
    • 1.Qd6!
      • 1...Kf5
        • 2.Se3+
          • 2...Ke4
            • 3.Qf4#
            • 3.Qxe7#
      • 1...exd6
        • 2.Se3
          • threat
            • 3.Re8#
          • 2...Kxe3
            • 3.Re8#
          • 2...Ke5
            • 3.Re8#
      • 1...Sb2
        • 2.Sc3+
          • 2...Kf5
            • 3.Se3#
      • 1...Sc3
        • 2.Sxc3+
          • 2...Kf5
            • 3.Se3#
      • 1...Sb6
        • 2.Sc3+
          • 2...Kf5
            • 3.Se3#
      • 1...c3
        • 2.Se3
          • threat
            • 3.Qf4#
            • 3.Qxe7#
          • 2...Kxe3
            • 3.Qe5#
            • 3.Qxe7#
            • 3.Qd3#
          • 2...exd6
            • 3.Re8#
          • 2...e5
            • 3.Qd3#
      • 1...e5
        • 2.Sd2+
          • 2...Ke3
            • 3.Qxe5#
          • 2...Kf5
            • 3.Qd7#
      • 1...e6
        • 2.Sd2+
          • 2...Ke3
            • 3.Qe5#
          • 2...Kf5
            • 3.Qf4#

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).