Problem Display
PID: 225066 (6nB/2p1p3/5p2/3p4/1N1kp1P1/1p3pP1/7K/2Q3N1 w - - 0 1)

Petrasinovic, Petrasin

The Problemist, 2020

6nB/2p1p3/5p2/3p4/1N1kp1P1/1p3pP1/7K/2Q3N1

#4

7 + 9


SOLUTION


  • SOUND
  • Keys
    • 1.Sh3!
      • threat
        • 2.Sc6+
          • 2...Kd3
            • 3.Sf4#
      • 1...Ke5
        • 2.Qc5
          • threat
            • 3.Qxd5#
          • 2...c6
            • 3.Sg5
              • threat
                • 4.Sxc6#
      • 1...e3
        • 2.Sc6+
          • 2...Kd3
            • 3.Sf4+
              • 3...Ke4
                • 4.Qb1#
      • 1...e5
        • 2.Sf2
          • threat
            • 3.Sc6#
          • 2...Se7
            • 3.Sa6
              • threat
                • 4.Qc5#
              • 3...c5
                • 4.Qxc5#

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).