Problem Display
PID: 25215 (bBB1K3/3N3n/2p5/2P2pp1/4kP1b/N2R2p1/2P5/r7 w - - 0 1)

Smith, Thomas

The Westminster Chess Club Papers, 1868

bBB1K3/3N3n/2p5/2P2pp1/4kP1b/N2R2p1/2P5/r7

#5

9 + 9


SOLUTION


  • SOUND
  • Keys
    • 1.Sb5!
      • threat
        • 2.Sc3#
      • 1...cxb5
        • 2.c6
          • threat
            • 3.Sc5#
          • 2...Bxc6
            • 3.Bb7
              • threat
                • 4.Bxc6#
              • 3...Sf6+
                • 4.Kd8
                  • threat
                    • 5.Sc5#
                    • 5.Sxf6#
                  • 4...Sxd7
                    • 5.Bxc6#
              • 3...Ra6
                • 4.Kf7
                  • threat
                    • 5.Sc5#
                  • 4...Bd5+
                    • 5.Bxd5#
      • 1...Ra3
        • 2.Sxa3
          • threat
            • 3.Sb1
              • threat
                • 4.Sd2#
                • 4.Sc3#
              • 3...Sf6+
                • 4.Sxf6#
            • 3.Sc4
              • threat
                • 4.Sd2#
              • 3...Sf6+
                • 4.Sxf6#
          • 2...gxf4
            • 3.Sb1
              • threat
                • 4.Sd2#
                • 4.Sc3#
              • 3...Sf6+
                • 4.Sxf6+
                  • 4...Bxf6
                    • 5.Sd2#
                • 4.Kf7
                  • threat
                    • 5.Sd2#
                    • 5.Sc3#
            • 3.Sc4
              • threat
                • 4.Sd2#
                • 4.Sd6#
              • 3...Sf6+
                • 4.Sxf6+
                  • 4...Bxf6
                    • 5.Sd2#
                • 4.Kf7
                  • threat
                    • 5.Sd2#
                    • 5.Sd6#
          • 2...g2
            • 3.Sc4
              • threat
                • 4.Sd2#
              • 3...Be1
                • 4.Be5
                  • threat
                    • 5.Sd6#
                  • 4...Sf6+
                    • 5.Sxf6#
          • 2...g4
            • 3.Sb1
              • threat
                • 4.Sd2#
                • 4.Sc3#
              • 3...Sf6+
                • 4.Sxf6+
                  • 4...Bxf6
                    • 5.Sd2#
                • 4.Kf7
                  • threat
                    • 5.Sd2#
                    • 5.Sc3#
            • 3.Sc4
              • threat
                • 4.Sd2#
              • 3...Sf6+
                • 4.Sxf6+
                  • 4...Bxf6
                    • 5.Sd2#
                • 4.Kf7
                  • threat
                    • 5.Sd2#

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).