Problem Display
PID: 184405 (8/8/2K5/8/3Nk3/3pPp2/8/4Q3 w - - 0 1)

Shaklena, Anna

Kudesnik, 2018

8/8/2K5/8/3Nk3/3pPp2/8/4Q3

#4

4 + 3


SOLUTION


  • SOUND
  • Keys
    • 1.Kc5!
      • threat
        • 2.Qf2
          • threat
            • 3.Qxf3+
              • 3...Ke5
                • 4.Qf4#
                • 4.Qf5#
          • 2...Ke5
            • 3.Qxf3
              • 3...d2
                • 4.Qf4#
                • 4.Qf5#
            • 3.Qh4
              • threat
                • 4.Qe7#
                • 4.Qf4#
          • 2...d2
            • 3.Qxf3+
              • 3...Kd3
                • 4.e4#
              • 3...Ke5
                • 4.Qf4#
                • 4.Qf5#
      • 1...d2
        • 2.Qd1
          • threat
            • 3.Qxf3+
              • 3...Kd3
                • 4.e4#
              • 3...Ke5
                • 4.Qf4#
                • 4.Qf5#
          • 2...Kd3
            • 3.Kd5
              • threat
                • 4.Qb3#
              • 3...Kc3
                • 4.Qb3#
              • 3...Kxe3
                • 4.Qxf3#
          • 2...Ke5
            • 3.Qxf3
              • threat
                • 4.Qf4#
                • 4.Qf5#
          • 2...f2
            • 3.Qf3+
              • 3...Kd3
                • 4.e4#
              • 3...Ke5
                • 4.Qf4#
                • 4.Qf5#
      • 1...f2
        • 2.Qxf2
          • threat
            • 3.Qf4#
          • 2...d2
            • 3.Qf3+
              • 3...Kd3
                • 4.e4#
              • 3...Ke5
                • 4.Qf4#
                • 4.Qf5#
            • 3.Qf5+
              • 3...Kxe3
                • 4.Qf3#
            • 3.Kc4
              • threat
                • 4.Qf4#
              • 3...Ke5
                • 4.Qf4#

FEATURES


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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).