Problem Display
PID: 227317 (2b5/2q2p2/3b1Q2/1Np5/n1Bp4/1R1PpPp1/1PKNk1p1/4B1R1 w - - 0 1)

Gockel, Hubert

Probleemblad, 1981

2b5/2q2p2/3b1Q2/1Np5/n1Bp4/1R1PpPp1/1PKNk1p1/4B1R1

#3

11 + 11


SOLUTION


  • SOUND
  • Sets
    • 1...Sc3
      • 2.Sxc3+
        • 2...dxc3
          • 3.d4#
  • Tries
    • 1.Sc3+?
      • 1...dxc3
        • 2.d4#
      • 1...Sxc3!
  • Keys
    • 1.Qxd4!
      • threat
        • 2.Rxg2+
          • 2...Kxe1
            • 3.Qxe3#
      • 1...Qe7
        • 2.Qxc5
          • threat
            • 3.Sd4#
            • 3.d4#
          • 2...Qe4
            • 3.dxe4#
      • 1...Bf4
        • 2.Qd7
          • threat
            • 3.d4#
          • 2...Sxb2
            • 3.Sc3#
          • 2...Sb6
            • 3.Sc3#
      • 1...Bh3
        • 2.Qg4
          • threat
            • 3.d4#
          • 2...Sxb2
            • 3.Sc3#
          • 2...Sb6
            • 3.Sc3#

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).