Problem Display
PID: 225057 (8/7R/2pkp3/6Q1/8/8/8/6K1 w - - 0 1)

Makaronets, Leonid

The Problemist Supplement, 2020

8/7R/2pkp3/6Q1/8/8/8/6K1

#4

3 + 3


SOLUTION


  • SOUND
  • Keys
    • 1.Qd2+!
      • 1...Kc5
        • 2.Rb7
          • 2...Kc4
            • 3.Rb4+
              • 3...Kc5
                • 4.Qd4#
          • 2...e5
            • 3.Rb4
              • 3...e4
                • 4.Qd4#
      • 1...Ke5
        • 2.Rf7
          • 2...Ke4
            • 3.Rf4+
              • 3...Ke5
                • 4.Qd4#
          • 2...c5
            • 3.Rf4
              • 3...c4
                • 4.Qd4#

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).