Problem Display
PID: 28420 (R2N1n2/3np3/4pk1K/1p3p1P/b1p2B1P/2p2B2/q1rP4/8 w - - 0 1)

Kockelkorn, Carl

Kohtz, Johannes

2nd Prize Set, British Ty., 1866

R2N1n2/3np3/4pk1K/1p3p1P/b1p2B1P/2p2B2/q1rP4/8

#5

8 + 12


SOLUTION


  • SOUND
  • Keys
    • 1.Rc8!
      • threat
        • 2.Bg5+
          • 2...Ke5
            • 3.Sc6+
              • 3...Kd6
                • 4.Bxe7#
      • 1...Sb6
        • 2.Bg5+
          • 2...Ke5
            • 3.Sf7+
              • 3...Kd4
                • 4.Be3+
                  • 4...Kd3
                    • 5.Se5#
      • 1...Sg6
        • 2.hxg6
          • threat
            • 3.g7
              • threat
                • 4.g8S#
          • 2...Rxd2
            • 3.Bg5+
              • 3...Ke5
                • 4.Sc6+
                  • 4...Kd6
                    • 5.Bxe7#
          • 2...Qb1
            • 3.Bg5+
              • 3...Ke5
                • 4.Sc6+
                  • 4...Kd6
                    • 5.Bxe7#
            • 3.Sf7
              • threat
                • 4.Bg5#
              • 3...e5
                • 4.Bg5+
                  • 4...Ke6
                    • 5.Rc6#
                • 4.Rc6+
                  • 4...e6
                    • 5.Bg5#
              • 3...Qg1
                • 4.Bg5+
                  • 4...Qxg5+
                    • 5.hxg5#
          • 2...Qa1
            • 3.Bg5+
              • 3...Ke5
                • 4.Sc6+
                  • 4...Kd6
                    • 5.Bxe7#
            • 3.Sf7
              • threat
                • 4.Bg5#
              • 3...e5
                • 4.Bg5+
                  • 4...Ke6
                    • 5.Rc6#
                • 4.Rc6+
                  • 4...e6
                    • 5.Bg5#
              • 3...Qg1
                • 4.Bg5+
                  • 4...Qxg5+
                    • 5.hxg5#
          • 2...Rc1
            • 3.Bg5+
              • 3...Ke5
                • 4.Sc6+
                  • 4...Kd6
                    • 5.Bxe7#
            • 3.Sf7
              • threat
                • 4.Bg5#
              • 3...Qxd2
                • 4.Bg5+
                  • 4...Qxg5+
                    • 5.hxg5#
              • 3...e5
                • 4.Bg5+
                  • 4...Ke6
                    • 5.Rc6#
                • 4.Rc6+
                  • 4...e6
                    • 5.Bg5#
              • 3...Rg1
                • 4.Bg5+
                  • 4...Rxg5
                    • 5.hxg5#
      • 1...Sh7
        • 2.Rc6
          • threat
            • 3.Rxe6#
          • 2...Sdf8
            • 3.Rc5
              • threat
                • 4.Be5#
              • 3...Sg6
                • 4.Bg5+
                  • 4...Sxg5
                    • 5.hxg5#
                • 4.hxg6
                  • threat
                    • 5.Be5#
                  • 4...e5
                    • 5.Bxe5#
              • 3...Sd7
                • 4.Bg5+
                  • 4...Sxg5
                    • 5.hxg5#
          • 2...Shf8
            • 3.Rd6
              • threat
                • 4.Bg5+
                  • 4...Ke5
                    • 5.Sf7#
              • 3...exd6
                • 4.Bg5+
                  • 4...Ke5
                    • 5.Sc6#
      • 1...b4
        • 2.Rxc4
          • threat
            • 3.Bg5+
              • 3...Ke5
                • 4.Sf7#
          • 2...Qxc4
            • 3.d4
              • threat
                • 4.Bg5#
              • 3...Qxd4
                • 4.Bg5+
                  • 4...Ke5
                    • 5.Sf7#
              • 3...Rg2
                • 4.Bg5+
                  • 4...Rxg5
                    • 5.hxg5#
              • 3...Sh7
                • 4.Bg5+
                  • 4...Sxg5
                    • 5.hxg5#
          • 2...Sh7
            • 3.Bg5+
              • 3...Sxg5
                • 4.hxg5+
                  • 4...Ke5
                    • 5.Sf7#

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).