Problem Display
PID: 34414 (2K5/8/8/2N1k3/7N/3Q4/2P5/8 w - - 0 1)

Macleod, Norman Alasdair

Pachman, Vladimir

The Problemist, 1980

2K5/8/8/2N1k3/7N/3Q4/2P5/8

#4

5 + 1


SOLUTION


  • SOUND
  • Keys
    • 1.Se4!
      • threat
        • 2.c3
          • threat
            • 3.Qd6+
              • 3...Kxe4
                • 4.Qd4#
          • 2...Kf4
            • 3.Qf3+
              • 3...Ke5
                • 4.Qf5#
          • 2...Ke6
            • 3.Qd7+
              • 3...Ke5
                • 4.Qf5#
      • 1...Kf4
        • 2.c3
          • threat
            • 3.Qf3+
              • 3...Ke5
                • 4.Qf5#
          • 2...Kg4
            • 3.Qg3+
              • 3...Kh5
                • 4.Qg5#
          • 2...Ke5
            • 3.Qd6+
              • 3...Kxe4
                • 4.Qd4#
      • 1...Ke6
        • 2.Qd7+
          • 2...Ke5
            • 3.Sg6+
              • 3...Kxe4
                • 4.Qd3#

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).