Problem Display
PID: 269527 (1B6/8/K7/2p1P2p/5N2/2k5/8/1Q6 w - - 0 1)

Petrasinovic, Petrasin

Springaren, 2021

1B6/8/K7/2p1P2p/5N2/2k5/8/1Q6

#4

5 + 3


SOLUTION


  • SOUND
  • Keys
    • 1.e6!
      • threat
        • 2.Be5+
          • 2...Kd2
            • 3.Qd3+
              • 3...Kc1
                • 4.Se2#
              • 3...Ke1
                • 4.Qe2#
      • 1...Kd2
        • 2.Qd3+
          • 2...Kc1
            • 3.Be5
              • threat
                • 4.Se2#
      • 1...c4
        • 2.e7
          • threat
            • 3.e8Q
              • threat
                • 4.Qe3#
              • 3...Kd2
                • 4.Qee1#
              • 3...Kd4
                • 4.Qe5#
          • 2...Kd2
            • 3.e8Q
              • threat
                • 4.Qee1#
              • 3...Kc3
                • 4.Qe3#
          • 2...Kd4
            • 3.e8Q
              • threat
                • 4.Qe5#
              • 3...Kc3
                • 4.Qe3#
              • 3...Kc5
                • 4.Qb6#
              • 3...c3
                • 4.Qb4#

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).