Problem Display
PID: 287107 (k1K4b/2R5/8/8/7n/8/6r1/7Q w - - 0 1)

Samilo, Volodimir Grigorovich

9th Comm., Marandiuk-50 JT (Problemist Ukraini), 1999

k1K4b/2R5/8/8/7n/8/6r1/7Q

#5

3 + 4


SOLUTION


  • SOUND
  • Keys
    • 1.Rg7!
      • threat
        • 2.Qa1+
          • 2...Ra2
            • 3.Qxa2#
      • 1...Bxg7
        • 2.Qb1
          • threat
            • 3.Qb7#
            • 3.Qb8#
          • 2...Rc2+
            • 3.Qxc2
              • threat
                • 4.Qa4#
                • 4.Qa2#
              • 3...Ka7
                • 4.Qc6
                  • threat
                    • 5.Qb7#
              • 3...Bc3
                • 4.Qa4+
                  • 4...Ba5
                    • 5.Qxa5#
                • 4.Qe4+
                  • 4...Ka7
                    • 5.Qb7#
                • 4.Qa2+
                  • 4...Ba5
                    • 5.Qxa5#
                • 4.Qxc3
                  • threat
                    • 5.Qa1#
                    • 5.Qa5#
                    • 5.Qa3#
                  • 4...Ka7
                    • 5.Qa5#
              • 3...Bd4
                • 4.Qa4+
                  • 4...Ba7
                    • 5.Qc6#
                    • 5.Qe4#
                • 4.Qe4+
                  • 4...Ka7
                    • 5.Qb7#
                • 4.Qa2+
                  • 4...Ba7
                    • 5.Qd5#
                • 4.Qc6+
                  • 4...Ka7
                    • 5.Qb7#
                • 4.Qc7
                  • threat
                    • 5.Qb8#
                    • 5.Qb7#

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).