Problem Display
PID: 168637 (4k2r/3R3p/8/K3N3/2B5/8/8/8 w - - 0 1)

Kostylev, Mikhail Romanovich

Melnichuk, Aleksandr Nikolaevich

Sp. Prize, SuperProblem, 2014

4k2r/3R3p/8/K3N3/2B5/8/8/8

#5

4 + 3


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Bb5!
      • 1...Kf8
        • 2.Rf7+
          • 2...Kg8
            • 3.Bc4
              • threat
                • 4.Sg4
                  • threat
                    • 5.Sf6#
                    • 5.Sh6#
                • 4.Sc6
                  • threat
                    • 5.Se7#
                • 4.Sd7
                  • threat
                    • 5.Sf6#
                    • 5.Re7#
              • 3...h5
                • 4.Re7+
                  • 4...Kf8
                    • 5.Sg6#
              • 3...h6
                • 4.Re7+
                  • 4...Kf8
                    • 5.Sg6#
      • 1...Rg8
        • 2.Rb7+
          • 2...Kd8
            • 3.Sf7+
              • 3...Kc8
                • 4.Sd6+
                  • 4...Kd8
                    • 5.Rd7#
      • 1...h5
        • 2.Rb7+
          • 2...Kd8
            • 3.Sf7+
              • 3...Kc8
                • 4.Sd6+
                  • 4...Kd8
                    • 5.Rd7#
      • 1...h6
        • 2.Rb7+
          • 2...Kd8
            • 3.Sf7+
              • 3...Kc8
                • 4.Sd6+
                  • 4...Kd8
                    • 5.Rd7#

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).