Problem Display
PID: 256485 (8/5K2/2N5/3p2N1/8/4k3/8/5Q2 w - - 0 1)

Petrasinovic, Petrasin

Sachova skladba, 2021

8/5K2/2N5/3p2N1/8/4k3/8/5Q2

#4

4 + 2


SOLUTION


  • SOUND
  • Keys
    • 1.Sb4!
      • threat
        • 2.Sh3
          • threat
            • 3.Qd3#
          • 2...Kd2
            • 3.Qd3+
              • 3...Kc1
                • 4.Qc2#
              • 3...Ke1
                • 4.Sc2#
          • 2...Kd4
            • 3.Qc1
              • 3...Ke4
                • 4.Qf4#
              • 3...Ke5
                • 4.Qf4#
      • 1...Kd2
        • 2.Qd3+
          • 2...Ke1
            • 3.Sh3
              • 3...d4
                • 4.Sc2#
      • 1...Kd4
        • 2.Qc1
          • 2...Ke5
            • 3.Se6
              • threat
                • 4.Qf4#
              • 3...Ke4
                • 4.Qf4#
              • 3...Kf5
                • 4.Qf4#
              • 3...Kd6
                • 4.Qc7#
      • 1...d4
        • 2.Sh3
          • threat
            • 3.Qd3#
          • 2...Kd2
            • 3.Qd3+
              • 3...Kc1
                • 4.Qc2#
              • 3...Ke1
                • 4.Sc2#

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).