Problem Display
PID: 257275 (8/8/8/3kN3/8/P1K3Q1/8/8 w - - 0 1)

Petrasinovic, Petrasin

Sachmatija, 2021

8/8/8/3kN3/8/P1K3Q1/8/8

#4

4 + 1


SOLUTION


  • SOUND
  • Keys
    • 1.Qg7!
      • 1...Ke4
        • 2.Qf6
          • 2...Kd5
            • 3.Kd3
              • 3...Kc5
                • 4.Qc6#
      • 1...Kc5
        • 2.Qf6
          • threat
            • 3.Qc6#
          • 2...Kb5
            • 3.Qc6+
              • 3...Ka5
                • 4.Sc4#
          • 2...Kd5
            • 3.Kd3
              • 3...Kc5
                • 4.Qc6#
      • 1...Kd6
        • 2.Kd4
          • 2...Ke6
            • 3.Qf7+
              • 3...Kd6
                • 4.Qd7#
      • 1...Ke6
        • 2.Kd4
          • threat
            • 3.Qf7+
              • 3...Kd6
                • 4.Qd7#
          • 2...Kf5
            • 3.Qg6+
              • 3...Kf4
                • 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).