Problem Display
PID: 42137 (3N4/8/3Qp3/3prkBK/1p5p/n2p1r2/4N3/1q6 w - - 0 1)

Zepler, Erich Ernest

Recomm., BCF 031. Ty., 1939-1940

3N4/8/3Qp3/3prkBK/1p5p/n2p1r2/4N3/1q6

#5

5 + 10


SOLUTION


  • SOUND
  • Keys
    • 1.Sc3!
      • threat
        • 2.Qf8#
      • 1...bxc3
        • 2.Sf7
          • threat
            • 3.Qxe5#
          • 2...Qe1
            • 3.Qc7
              • threat
                • 4.Sd6#
              • 3...Re2
                • 4.Qe5+
                  • 4...Rxe5
                    • 5.Sd6#
              • 3...Ree3
                • 4.Qe5+
                  • 4...Rxe5
                    • 5.Sd6#
              • 3...Sc4
                • 4.Sd6+
                  • 4...Sxd6
                    • 5.Qh7#
              • 3...Sb5
                • 4.Sd6+
                  • 4...Sxd6
                    • 5.Qh7#
            • 3.Qe7
              • threat
                • 4.Sd6#
              • 3...Ke4
                • 4.Sd6+
                  • 4...Kd4
                    • 5.Qa7#
              • 3...Re2
                • 4.Qf6+
                  • 4...Ke4
                    • 5.Sd6#
                    • 5.Qe5#
              • 3...Ree3
                • 4.Qf6+
                  • 4...Ke4
                    • 5.Sd6#
                    • 5.Qe5#
              • 3...Sc4
                • 4.Sd6+
                  • 4...Sxd6
                    • 5.Qh7#
              • 3...Sb5
                • 4.Sd6+
                  • 4...Sxd6
                    • 5.Qh7#
                • 4.Qf6+
                  • 4...Ke4
                    • 5.Qxe5#
          • 2...Qb8
            • 3.Qxb8
              • threat
                • 4.Sd6#
                • 4.Qxe5#
              • 3...Re1
                • 4.Qe5+
                  • 4...Rxe5
                    • 5.Sd6#
              • 3...Re2
                • 4.Qe5+
                  • 4...Rxe5
                    • 5.Sd6#
              • 3...Ree3
                • 4.Qe5+
                  • 4...Rxe5
                    • 5.Sd6#
              • 3...Sc4
                • 4.Qxe5+
                  • 4...Sxe5
                    • 5.Sd6#

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).