Problem Display
PID: 58982 (k7/1R4p1/1pB5/6Kp/8/2p1p3/4n1Q1/2q4n w - - 0 1)

Kozdon, Baldur

Troll, 1998

k7/1R4p1/1pB5/6Kp/8/2p1p3/4n1Q1/2q4n

#5

4 + 9


SOLUTION


  • SOUND
  • Keys
    • 1.Rd7+!
      • 1...Kb8
        • 2.Qh3
          • threat
            • 3.Rb7+
              • 3...Ka8
                • 4.Qc8#
            • 3.Rd8+
              • 3...Ka7
                • 4.Ra8#
              • 3...Kc7
                • 4.Qd7#
                • 4.Qc8#
          • 2...Qg1+
            • 3.Bg2
              • threat
                • 4.Rb7+
                  • 4...Ka8
                    • 5.Qc8#
                • 4.Rd8+
                  • 4...Ka7
                    • 5.Ra8#
                  • 4...Kc7
                    • 5.Qd7#
                    • 5.Qc8#
              • 3...Qxg2+
                • 4.Qxg2
                  • threat
                    • 5.Qb7#
                  • 4...Kc8
                    • 5.Qb7#
              • 3...Kc8
                • 4.Rb7+
                  • 4...Kd8
                    • 5.Qd7#

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).