Problem Display
PID: 145604 (6N1/2bR4/K3P3/2kpNP2/R4p2/P2p4/2nB2n1/2r1rb2 w - - 0 1)

Popovski, Aleksandr

Die Schwalbe, 2011

6N1/2bR4/K3P3/2kpNP2/R4p2/P2p4/2nB2n1/2r1rb2

#3

9 + 10


SOLUTION


  • SOUND
  • Sets
    • 1...Re2
      • 2.Sxd3+
        • 2...Kc6
          • 3.Se7#
    • 1...Sd4
      • 2.Bb4#
    • 1...d4
      • 2.Rc4#
  • Tries
    • 1.Sxd3+?
      • 1...Kc6
        • 2.Se7#
      • 1...Bxd3+!
  • Keys
    • 1.Sf6!
      • threat
        • 2.Rxd5#
      • 1...Sb4+
        • 2.axb4+
          • 2...Kd4
            • 3.Rxd5#
      • 1...Rxe5
        • 2.Rxc7+
          • 2...Kd6
            • 3.Se8#
      • 1...Bxe5
        • 2.Rxd5+
          • 2...Kc6
            • 3.Rc4#
      • 1...Bd6
        • 2.Ra5+
          • 2...Kd4
            • 3.Rxd5#
      • 1...Sce3
        • 2.Se4+
          • 2...dxe4
            • 3.Bb4#
      • 1...Sge3
        • 2.Rc4+
          • 2...Sxc4
            • 3.Rxd5#
          • 2...dxc4
            • 3.Se4#

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).