Problem Display
PID: 268118 (3NqQ2/2n3p1/nrp1pb2/3p2p1/3k2P1/2R2pP1/2PP1K2/4R2b w - - 0 1)

Svetilsky, Anatoly Volodimirovich

The Problemist, 1999

3NqQ2/2n3p1/nrp1pb2/3p2p1/3k2P1/2R2pP1/2PP1K2/4R2b

#4

9 + 13


SOLUTION


  • SOUND
  • Keys
    • 1.Qd6!
      • threat
        • 2.Re4+
          • 2...Kxe4
            • 3.d3+
              • 3...Kd4
                • 4.Rc4#
      • 1...Qg6
        • 2.Qxe6
          • threat
            • 3.Qe3#
          • 2...Qd3
            • 3.cxd3
              • threat
                • 4.Qe3#
              • 3...Sxe6
                • 4.Sxe6#
              • 3...Be5
                • 4.Qxe5#
          • 2...Qe4
            • 3.Rxe4+
              • 3...dxe4
                • 4.Rc4#
          • 2...Qe8
            • 3.Re4+
              • 3...dxe4
                • 4.Rc4#
      • 1...Rb4
        • 2.Qxc6
          • threat
            • 3.Rd3#
          • 2...Qg6
            • 3.Qc5+
              • 3...Sxc5
                • 4.Sc6#
          • 2...Rb3
            • 3.Rc4+
              • 3...dxc4
                • 4.Re4#

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).