Problem Display
PID: 268107 (r1k5/3p1p2/1RpB4/3b3P/4p3/1p6/5PP1/3R2KQ w - - 0 1)

Pereira, Alvaro

The Problemist, 2022

r1k5/3p1p2/1RpB4/3b3P/4p3/1p6/5PP1/3R2KQ

#4

8 + 8


SOLUTION


  • SOUND
  • Keys
    • 1.Ra1!
      • threat
        • 2.Rxa8#
      • 1...Rxa1+
        • 2.Kh2
          • threat
            • 3.Rb8#
          • 2...Rxh1+
            • 3.Kxh1
              • threat
                • 4.Rb8#
              • 3...Kd8
                • 4.Rb8#
          • 2...Ra8
            • 3.Qa1
              • threat
                • 4.Qh8#
                • 4.Qxa8#
              • 3...Kd8
                • 4.Qh8#
                • 4.Qxa8#
              • 3...Rxa1
                • 4.Rb8#

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).