Problem Display
PID: 200491 (8/3Bpb1r/2P5/1pP1k1P1/P1p1P3/1N2Kp1N/5P2/8 w - - 0 1)

Sammelius, Carel Johan Robert

Comm., Het Parool, 1974/I

8/3Bpb1r/2P5/1pP1k1P1/P1p1P3/1N2Kp1N/5P2/8

#4

10 + 7


SOLUTION


  • SOUND
  • Keys
    • 1.Sg1!
      • threat
        • 2.Sxf3#
      • 1...Rh3
        • 2.Sd4
          • threat
            • 3.Sgxf3+
              • 3...Rxf3+
                • 4.Sxf3#
            • 3.Sdxf3+
              • 3...Rxf3+
                • 4.Sxf3#
          • 2...Rg3
            • 3.Sgxf3+
              • 3...Rxf3+
                • 4.Sxf3#
            • 3.Sdxf3+
              • 3...Rxf3+
                • 4.Sxf3#
          • 2...Bh5
            • 3.c7
              • threat
                • 4.Sc6#
      • 1...Bh5
        • 2.Sd2
          • threat
            • 3.Sgxf3+
              • 3...Bxf3
                • 4.Sxf3#
            • 3.Sdxf3+
              • 3...Bxf3
                • 4.Sxf3#
            • 3.axb5
              • threat
                • 4.Sxc4#
              • 3...Bf7
                • 4.Sgxf3#
                • 4.Sdxf3#
              • 3...c3
                • 4.Sc4#
          • 2...Rf7
            • 3.axb5
              • threat
                • 4.Sxc4#
              • 3...c3
                • 4.Sc4#
          • 2...Bg4
            • 3.Sgxf3+
              • 3...Bxf3
                • 4.Sxf3#
            • 3.Sdxf3+
              • 3...Bxf3
                • 4.Sxf3#

FEATURES


NOT CLASSIFIED


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).