Problem Display
PID: 252984 (8/7N/5p2/1p1B1pP1/1P6/4k3/KQ6/8 w - - 0 1)

Petrasinovic, Petrasin

StrateGems, 2021

8/7N/5p2/1p1B1pP1/1P6/4k3/KQ6/8

#4

6 + 4


SOLUTION


  • SOUND
  • Keys
    • 1.Kb3!
      • 1...Kd3
        • 2.Qf2
          • threat
            • 3.Sxf6
              • 3...f4
                • 4.Be4#
          • 2...fxg5
            • 3.Sxg5
              • 3...f4
                • 4.Be4#
          • 2...f4
            • 3.Sxf6
              • 3...f3
                • 4.Be4#
      • 1...Kf4
        • 2.Qh2+
          • 2...Ke3
            • 3.Kc3
              • threat
                • 4.Qd2#
          • 2...Kg4
            • 3.Bg2
              • 3...fxg5
                • 4.Sf6#
              • 3...f4
                • 4.Qh3#
      • 1...fxg5
        • 2.Kc3
          • threat
            • 3.Qd2#
          • 2...Kf4
            • 3.Qh2+
              • 3...Ke3
                • 4.Qd2#
              • 3...Kg4
                • 4.Sf6#

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).