Problem Display
PID: 212065 (8/5B2/8/K7/4kp1P/N7/8/6Q1 w - - 0 1)

Petrasinovic, Petrasin

Sachova skladba, 2018

8/5B2/8/K7/4kp1P/N7/8/6Q1

#4

5 + 2


3713 Snap 2024

SOLUTION


  • SOUND
  • Keys
    • 1.Sb5!
      • threat
        • 2.Bg6+
          • 2...Kd5
            • 3.Qd4+
              • 3...Kc6
                • 4.Be4#
              • 3...Ke6
                • 4.Qd6#
          • 2...Ke5
            • 3.Qd4+
              • 3...Ke6
                • 4.Qd6#
      • 1...Kd3
        • 2.Qf2
          • 2...Ke4
            • 3.Qe2+
              • 3...Kf5
                • 4.Qe6#
          • 2...f3
            • 3.Be6
              • 3...Ke4
                • 4.Qd4#
      • 1...Kf3
        • 2.Bc4
          • 2...Ke4
            • 3.Qg4
              • 3...Ke3
                • 4.Qe2#
              • 3...Ke5
                • 4.Qe6#
      • 1...Ke5
        • 2.Qg6
          • 2...f3
            • 3.Qg5+
              • 3...Ke4
                • 4.Bg6#

This anticipates 274309(2023)

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).