Problem Display
PID: 257560 (6Q1/4N3/8/4k3/BP6/8/7P/K7 w - - 0 1)

Petrasinovic, Petrasin

5th HM., Phenix, 2021

6Q1/4N3/8/4k3/BP6/8/7P/K7

#4

6 + 1


SOLUTION


  • SOUND
  • Keys
    • 1.Bb5!
      • 1...Kd4
        • 2.Qg3
          • 2...Ke4
            • 3.Kb2
              • 3...Kd4
                • 4.Qf4#
      • 1...Ke4
        • 2.Qg3
          • 2...Kd4
            • 3.Sg6
              • threat
                • 4.Qe5#
                • 4.Qd3#
              • 3...Ke4
                • 4.Qd3#
              • 3...Kd5
                • 4.Qe5#
      • 1...Kf4
        • 2.Qg3+
          • 2...Ke4
            • 3.Kb2
              • 3...Kd4
                • 4.Qf4#
      • 1...Kd6
        • 2.Sg6
          • 2...Kc7
            • 3.Qa8
              • 3...Kb6
                • 4.Qb8#
              • 3...Kd6
                • 4.Qc6#
      • 1...Kf6
        • 2.Sc6
          • 2...Kf5
            • 3.Bd3+
              • 3...Kf4
                • 4.Qg3#
              • 3...Kf6
                • 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).