Problem Display
PID: 265245 (K7/5Q2/8/3pk2p/7P/8/5N2/1N6 w - - 0 1)

Petrasinovic, Petrasin

Schweizerische Schachzeitung, 2014

K7/5Q2/8/3pk2p/7P/8/5N2/1N6

#4

5 + 3


  • SOUND
  • Keys
    • 1.Kb7!
      • threat
        • 2.Kc6
          • 2...d4
            • 3.Sd2
              • 3...d3
                • 4.Sf3#
      • 1...Kd4
        • 2.Qf4+
          • 2...Kc5
            • 3.Sd3+
              • 3...Kb5
                • 4.Qb4#
      • 1...Kd6
        • 2.Sd3
          • 2...d4
            • 3.Qe8
              • 3...Kd5
                • 4.Qc6#
      • 1...d4
        • 2.Sd2
          • threat
            • 3.Sc4#
          • 2...Kd6
            • 3.Kb6
              • threat
                • 4.Sc4#
              • 3...Ke5
                • 4.Sc4#
          • 2...d3
            • 3.Sf3+
              • 3...Kd6
                • 4.Se4#


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).