Problem Display
PID: 95131 (k6B/2R2K1P/8/8/8/8/r4n2/8 w - - 0 1)

Rumyantsev, Sergei Yuryewitch

Omskaya Pravda, 1976

k6B/2R2K1P/8/8/8/8/r4n2/8

#3

4 + 3


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Tries
    • 1.Bd4?
      • threat
        • 2.h8Q#
        • 2.h8R#
      • 1...Rb2
        • 2.Ra7+
          • 2...Kb8
            • 3.h8Q#
            • 3.h8R#
        • 2.h8Q+
          • 2...Rb8
            • 3.Ra7#
        • 2.h8R+
          • 2...Rb8
            • 3.Ra7#
      • 1...Re2
        • 2.h8Q+
          • 2...Re8
            • 3.Qxe8#
        • 2.h8R+
          • 2...Re8
            • 3.Rxe8#
      • 1...Kb8!
    • 1.Be5?
      • threat
        • 2.h8Q#
        • 2.h8R#
      • 1...Rd2
        • 2.h8Q+
          • 2...Rd8
            • 3.Qxd8#
        • 2.h8R+
          • 2...Rd8
            • 3.Rxd8#
      • 1...Rb2!
  • Keys
    • 1.Bb2!
      • threat
        • 2.h8Q#
        • 2.h8R#
      • 1...Kb8
        • 2.Re7
          • threat
            • 3.h8Q#
            • 3.h8R#
          • 2...Ka8
            • 3.h8Q#
            • 3.h8R#
          • 2...Kc8
            • 3.h8Q#
            • 3.h8R#
      • 1...Rxb2
        • 2.h8Q+
          • 2...Rb8
            • 3.Qa1#

FEATURES


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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).