Problem Display
PID: 268962 (2B5/8/8/3Pk3/1Q2P2K/8/6N1/8 w - - 0 1)

Petrasinovic, Petrasin

2nd Comm., Azerbaijan CCC-50 JT, 2020

2B5/8/8/3Pk3/1Q2P2K/8/6N1/8

#4

6 + 1


SOLUTION


  • SOUND
  • Keys
    • 1.Se1!
      • threat
        • 2.Sd3+
          • 2...Kf6
            • 3.Qf8+
              • 3...Kg6
                • 4.Bf5#
      • 1...Kf4
        • 2.Qc3
          • 2...Kxe4
            • 3.Be6
              • 3...Kf4
                • 4.Qd4#
      • 1...Kf6
        • 2.Qf8+
          • 2...Ke5
            • 3.Sc2
              • 3...Kxe4
                • 4.Qf5#

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).