Problem Display
PID: 269574 (7K/8/3P2R1/8/3Pk3/1p6/1P4P1/6Q1 w - - 0 1)

Petrasinovic, Petrasin

Springaren, 2017

7K/8/3P2R1/8/3Pk3/1p6/1P4P1/6Q1

#4

7 + 2


SOLUTION


  • SOUND
  • Keys
    • 1.Qc1!
      • 1...Kd3
        • 2.Re6
          • 2...Kxd4
            • 3.Qc6
              • 3...Kd3
                • 4.Qc3#
      • 1...Kxd4
        • 2.Rg5
          • 2...Kd3
            • 3.Re5
              • 3...Kd4
                • 4.Qc3#
          • 2...Ke4
            • 3.Qc3
              • 3...Kf4
                • 4.Qe5#
      • 1...Kd5
        • 2.Qc5+
          • 2...Ke4
            • 3.Rg3
              • 3...Kf4
                • 4.Qe5#
      • 1...Kf5
        • 2.Rg5+
          • 2...Ke4
            • 3.Re5+
              • 3...Kd3
                • 4.Qc3#
              • 3...Kxd4
                • 4.Qc3#
          • 2...Ke6
            • 3.Qc7
              • 3...Kf6
                • 4.Qe7#
          • 2...Kf6
            • 3.Qe3
              • 3...Kf7
                • 4.Qe7#

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).