Problem Display
PID: 173519 (5nN1/4RK2/2p5/3k4/1P3B2/1N1P4/8/b3r3 w - - 0 1)

Makaronets, Leonid

1st Prize, Springaren, 2013

5nN1/4RK2/2p5/3k4/1P3B2/1N1P4/8/b3r3

#4

7 + 5


114 Springaren 2017

SOLUTION


  • SOUND
  • Keys
    • 1.Ra7!
      • threat
        • 2.Ra5+
          • 2...c5
            • 3.Rxc5#
      • 1...Re5
        • 2.Sf6+
          • 2...Kd6
            • 3.Sc5
              • threat
                • 4.Sce4#
      • 1...Be5
        • 2.Se7+
          • 2...Kd6
            • 3.Sd2
              • threat
                • 4.Sc4#
              • 3...Rc1
                • 4.Se4#
              • 3...Re4
                • 4.Sxe4#
      • 1...c5
        • 2.Ra6
          • threat
            • 3.Rd6#
          • 2...Re6
            • 3.Rd6+
              • 3...Rxd6
                • 4.Se7#
            • 3.Rxe6
              • threat
                • 4.Se7#
                • 4.Rd6#
      • 1...Bd4
        • 2.Sf6+
          • 2...Bxf6
            • 3.Ra5+
              • 3...c5
                • 4.Rxc5#

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).