Problem Display
PID: 287492 (8/7R/3pk3/8/3B3P/N2K4/5N2/8 w - - 0 1)

Petrasinovic, Petrasin

SuperProblem, 2026

8/7R/3pk3/8/3B3P/N2K4/5N2/8

#5

6 + 2


SOLUTION


  • SOUND
  • Keys
    • 1.Sb5!
      • 1...Kd5
        • 2.Sh3
          • threat
            • 3.Sf4+
              • 3...Kc6
                • 4.Sa7#
          • 2...Ke6
            • 3.Sc7+
              • 3...Kf5
                • 4.Rg7
                  • 4...d5
                    • 5.Rg5#
      • 1...Kf5
        • 2.Rh6
          • threat
            • 3.Rf6#
          • 2...Kf4
            • 3.Rg6
              • 3...Kf3
                • 4.Be3
                  • 4...d5
                    • 5.Sd4#
              • 3...d5
                • 4.Ke2
                  • 4...Kf5
                    • 5.Rf6#
      • 1...d5
        • 2.Ke2
          • 2...Kf5
            • 3.Rh6
              • 3...Kf4
                • 4.Rg6
                  • 4...Kf5
                    • 5.Rf6#

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).