Problem Display
PID: 9198 (2nN4/p7/2RP1p2/B2k1n1R/1ppb2N1/1rr1pPP1/5P2/1b1Q3K w - - 0 1)

Makaronets, Leonid

Probleemblad, 2000

2nN4/p7/2RP1p2/B2k1n1R/1ppb2N1/1rr1pPP1/5P2/1b1Q3K

#4

11 + 12


3770 BCSC Postal 2003-2004

SOLUTION


  • SOUND
  • Keys
    • 1.Bc7!
      • threat
        • 2.Sxf6+
          • 2...Ke5
            • 3.Sd7+
              • 3...Kd5
                • 4.Rc5#
      • 1...Sxd6
        • 2.Sxf6+
          • 2...Ke5
            • 3.Sd7+
              • 3...Kd5
                • 4.Rc5#
                • 4.Rxd6#
            • 3.Rxd6
              • threat
                • 4.Sg4#
                • 4.Sd7#
                • 4.Sc6#
                • 4.Sf7#
                • 4.Ra6#
                • 4.Rb6#
                • 4.Rc6#
                • 4.Re6#
                • 4.Qxd4#
                • 4.f4#
      • 1...Rd3
        • 2.Rxf5+
          • 2...Be5
            • 3.Sxe3+
              • 3...Kd4
                • 4.Rxc4#
      • 1...Bd3
        • 2.Sxe3+
          • 2...Ke5
            • 3.d7+
              • 3...Sd6
                • 4.Bxd6#
          • 2...Bxe3
            • 3.Rxf5+
              • 3...Kd4
                • 4.Se6#

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).