Problem Display
PID: 274353 (8/8/4k1B1/Q2N4/5p2/8/8/6K1 w - - 0 1)

Petrasinovic, Petrasin

Problem Paradise, 2023

8/8/4k1B1/Q2N4/5p2/8/8/6K1

#4

4 + 2


SOLUTION


  • SOUND
  • Keys
    • 1.Be4!
      • threat
        • 2.Qc7
          • 2...f3
            • 3.Qe7#
      • 1...Ke5
        • 2.Qb4
          • 2...f3
            • 3.Kf2
              • 3...Ke6
                • 4.Qe7#
      • 1...Kf7
        • 2.Qd8
          • threat
            • 3.Qf6+
              • 3...Ke8
                • 4.Qe7#
              • 3...Kg8
                • 4.Se7#
          • 2...Kg7
            • 3.Qf6+
              • 3...Kg8
                • 4.Se7#
      • 1...f3
        • 2.Qb6+
          • 2...Ke5
            • 3.Bxf3
              • 3...Kf5
                • 4.Qf6#
          • 2...Kd7
            • 3.Qc7+
              • 3...Ke6
                • 4.Qe7#
              • 3...Ke8
                • 4.Qe7#
          • 2...Kf7
            • 3.Qf6+
              • 3...Ke8
                • 4.Qe7#
              • 3...Kg8
                • 4.Se7#

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).