Problem Display
PID: 202882 (8/8/5R2/6pp/6pk/1Q4pp/8/7K w - - 0 1)

Keller, Kurt

British Chess Magazine, 2020

8/8/5R2/6pp/6pk/1Q4pp/8/7K

#4

3 + 6


SOLUTION


  • SOUND
  • Keys
    • 1.Qb8!
      • 1...g2+
        • 2.Kg1
          • 2...g3
            • 3.Rf4+
              • 3...gxf4
                • 4.Qxf4#
              • 3...g4
                • 4.Qd8#
      • 1...h2
        • 2.Rf2
          • threat
            • 3.Rxh2+
              • 3...gxh2
                • 4.Qxh2#
            • 3.Rg2
              • 3...Kh3
                • 4.Qxg3#
          • 2...g2+
            • 3.Rxg2
              • threat
                • 4.Rxh2#
                • 4.Qxh2#
                • 4.Qg3#
              • 3...Kh3
                • 4.Rxh2#
                • 4.Qxh2#
                • 4.Qg3#
              • 3...g3
                • 4.Qxg3#
          • 2...Kh3
            • 3.Rxh2+
              • 3...gxh2
                • 4.Qxh2#

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).