Problem Display
PID: 207686 (K7/8/8/4NP2/4k2B/8/P6Q/8 w - - 0 1)

Petrasinovic, Petrasin

Sachova skladba, 2015

K7/8/8/4NP2/4k2B/8/P6Q/8

#4

6 + 1


SOLUTION


  • SOUND
  • Keys
    • 1.Bg3!
      • threat
        • 2.Qd2
          • 2...Kxf5
            • 3.Qd6
              • threat
                • 4.Qg6#
              • 3...Ke4
                • 4.Qd3#
              • 3...Kg5
                • 4.Qg6#
      • 1...Ke3
        • 2.Qc2
          • 2...Kd4
            • 3.Qc4+
              • 3...Ke3
                • 4.Qd3#
      • 1...Kd4
        • 2.Qd2+
          • 2...Kc5
            • 3.Be1
              • 3...Kb5
                • 4.Qa5#
              • 3...Kb6
                • 4.Qa5#
      • 1...Kd5
        • 2.Qd2+
          • 2...Kc5
            • 3.Be1
              • 3...Kb5
                • 4.Qa5#
              • 3...Kb6
                • 4.Qa5#
      • 1...Kxf5
        • 2.Qh6
          • 2...Ke4
            • 3.Qd6
              • threat
                • 4.Qd3#
              • 3...Ke3
                • 4.Qd3#
              • 3...Kf5
                • 4.Qg6#

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).