Problem Display
PID: 269620 (8/B5Qp/7P/4N3/4kp2/7P/2p5/2K5 w - - 0 1)

Petrasinovic, Petrasin

Schach, 2012

8/B5Qp/7P/4N3/4kp2/7P/2p5/2K5

#4

6 + 4


SOLUTION


  • SOUND
  • Keys
    • 1.Sd3!
      • 1...Kxd3
        • 2.Qd4+
          • 2...Ke2
            • 3.Qf2+
              • 3...Kd3
                • 4.Qxc2#
      • 1...Kf3
        • 2.Qg5
          • 2...Ke2
            • 3.Qg2+
              • 3...Kxd3
                • 4.Qxc2#
          • 2...Ke4
            • 3.Sf2+
              • 3...Kf3
                • 4.Qg4#
      • 1...Kd5
        • 2.Qd7+
          • 2...Kc4
            • 3.Kxc2
              • 3...f3
                • 4.Qc6#
          • 2...Ke4
            • 3.Sf2+
              • 3...Kf3
                • 4.Qg4#
              • 3...Ke5
                • 4.Bd4#
      • 1...Kf5
        • 2.Sc5
          • 2...f3
            • 3.h4
              • threat
                • 4.Qg5#
              • 3...Kf4
                • 4.Qg5#
      • 1...f3
        • 2.Qd7
          • 2...f2
            • 3.Bxf2
              • 3...Kf3
                • 4.Qg4#

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).