Problem Display
PID: 141674 (8/p2p1r2/n5p1/1R1PPp2/Kp1PkPrB/1N1p1R1p/1P3P1N/8 w - - 0 1)

Kostylev, Mikhail Romanovich

Melnichuk, Aleksandr Nikolaevich

StrateGems, 2011

8/p2p1r2/n5p1/1R1PPp2/Kp1PkPrB/1N1p1R1p/1P3P1N/8

#5

12 + 11


SOLUTION


  • SOUND
  • Keys
    • 1.d6!
      • threat
        • 2.e6
          • threat
            • 3.Re5#
          • 2...Sc5+
            • 3.Rxc5
              • threat
                • 4.Re5#
      • 1...Rg1
        • 2.Re3+
          • 2...Kxf4
            • 3.Rf3+
              • 3...Ke4
                • 4.Sd2+
                  • 4...Kxd4
                    • 5.Rf4#
      • 1...Rg2
        • 2.Re3+
          • 2...Kxf4
            • 3.Rf3+
              • 3...Ke4
                • 4.Sd2+
                  • 4...Kxd4
                    • 5.Rf4#
      • 1...Re7
        • 2.e6
          • threat
            • 3.Re5#
          • 2...Sc5+
            • 3.Rxc5
              • threat
                • 4.Re5#
              • 3...Rxe6
                • 4.Bf6
                  • threat
                    • 5.Sd2#
                  • 4...Rxf6
                    • 5.Re5#
                  • 4...Re5
                    • 5.Rxe5#
                  • 4...d2
                    • 5.Sxd2#
          • 2...Rxe6
            • 3.Bf6
              • threat
                • 4.Sd2#
              • 3...Sc5+
                • 4.Rxc5
                  • threat
                    • 5.Sd2#
                  • 4...Rxf6
                    • 5.Re5#
                  • 4...Re5
                    • 5.Rxe5#
                  • 4...d2
                    • 5.Sxd2#
      • 1...Sc7
        • 2.Sd2+
          • 2...Kxd4
            • 3.Sb3+
              • 3...Ke4
                • 4.Re3+
                  • 4...Kxf4
                    • 5.Rxb4#

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).