Problem Display
PID: 199665 (B2N4/4p2p/PpR1P3/rP1p2RK/Np1k4/2p4p/1rP2Pp1/8 w - - 0 1)

Rychkov, Vladimir Nikolaevich

Shakhmatnaya kompozitsiya, 1992

B2N4/4p2p/PpR1P3/rP1p2RK/Np1k4/2p4p/1rP2Pp1/8

#4

11 + 11


SOLUTION


  • SOUND
  • Keys
    • 1.Rc8!
      • threat
        • 2.Rxd5+
          • 2...Ke4
            • 3.Rc4+
              • 3...Kf3
                • 4.Rd2#
      • 1...Rxb5
        • 2.Sc6+
          • 2...Kc4
            • 3.Rg4+
              • 3...d4+
                • 4.Se5#
          • 2...Ke4
            • 3.Re5+
              • 3...Kf3
                • 4.Rf8#
              • 3...Kf4
                • 4.Rf8#
      • 1...Rxa6
        • 2.Rc4+
          • 2...Kxc4
            • 3.Bxd5+
              • 3...Kd4
                • 4.Sc6#
              • 3...Kxb5
                • 4.Bb3#
          • 2...dxc4
            • 3.Bf3
              • threat
                • 4.Sc6#
                • 4.Rd5#

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).