Problem Display
PID: 251396 (8/2b5/n7/5Q2/6pk/8/4K3/5B2 w - - 0 1)

Dowd, Steven B

Variantim, 2021

8/2b5/n7/5Q2/6pk/8/4K3/5B2

#4

3 + 4


SOLUTION


  • SOUND
  • Keys
    • 1.Bg2!
      • threat
        • 2.Bf3
          • threat
            • 3.Qxg4#
          • 2...gxf3+
            • 3.Kxf3
              • threat
                • 4.Qg4#
          • 2...Kg3
            • 3.Qxg4+
              • 3...Kh2
                • 4.Qg2#
          • 2...Kh3
            • 3.Qxg4+
              • 3...Kh2
                • 4.Qg2#
      • 1...Kg3
        • 2.Qf2+
          • 2...Kh2
            • 3.Bf1+
              • 3...Kh1
                • 4.Qg2#
      • 1...Bh2
        • 2.Qf6+
          • 2...Kh5
            • 3.Bd5
              • threat
                • 4.Bf7#
              • 3...g3
                • 4.Bf3#
        • 2.Bf3
          • threat
            • 3.Qxg4#
          • 2...gxf3+
            • 3.Kxf3
              • threat
                • 4.Qg4#
      • 1...Bg3
        • 2.Qf6+
          • 2...Kh5
            • 3.Bd5
              • threat
                • 4.Bf7#

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).