Problem Display
PID: 269494 (8/8/7B/3PP3/N1QPk3/8/8/3K4 w - - 0 1)

Petrasinovic, Petrasin

Comm., Problemist Ukraini, 2019

8/8/7B/3PP3/N1QPk3/8/8/3K4

#4

7 + 1


SOLUTION


  • SOUND
  • Keys
    • 1.Qc8!
      • 1...Kd3
        • 2.Sb6
          • 2...Kxd4
            • 3.Qc4+
              • 3...Kxe5
                • 4.Qf4#
          • 2...Ke4
            • 3.Qh3
              • 3...Kxd4
                • 4.Qe3#
      • 1...Kf3
        • 2.Qh3+
          • 2...Ke4
            • 3.Sb6
              • 3...Kxd4
                • 4.Qe3#
      • 1...Kxd4
        • 2.Sb6
          • threat
            • 3.Qc4+
              • 3...Kxe5
                • 4.Qf4#
          • 2...Ke4
            • 3.Qg4+
              • 3...Kd3
                • 4.Qc4#
              • 3...Kxe5
                • 4.Qf4#
          • 2...Kxe5
            • 3.Qe6+
              • 3...Kd4
                • 4.Qe3#
      • 1...Kxd5
        • 2.Be3
          • 2...Ke4
            • 3.Ke2
              • 3...Kd5
                • 4.Sc3#

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).