Problem Display
PID: 269378 (8/3N4/8/3k4/4p2p/BK5Q/8/8 w - - 0 1)

Petrasinovic, Petrasin

Problem Paradise, 2017

8/3N4/8/3k4/4p2p/BK5Q/8/8

#4

4 + 3


SOLUTION


  • SOUND
  • Keys
    • 1.Sf8!
      • 1...Ke5
        • 2.Bb2+
          • 2...Kd5
            • 3.Qd7+
              • 3...Kc5
                • 4.Bd4#
          • 2...Kd6
            • 3.Qd7+
              • 3...Kc5
                • 4.Bd4#
      • 1...Kc6
        • 2.Qc8+
          • 2...Kb5
            • 3.Qb7+
              • 3...Ka5
                • 4.Bb4#
          • 2...Kb6
            • 3.Ka4
              • threat
                • 4.Bc5#
              • 3...Ka7
                • 4.Bc5#
      • 1...e3
        • 2.Qe6+
          • 2...Kd4
            • 3.Qf5
              • threat
                • 4.Se6#
                • 4.Bb2#
                • 4.Bc5#

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).