Problem Display
PID: 266529 (krb1N3/1p1q1pr1/pB6/1P2Qpp1/1P2B3/4P3/8/4K2R w K - 0 1)

Roth, Helmut

Die Schwalbe, 1973

krb1N3/1p1q1pr1/pB6/1P2Qpp1/1P2B3/4P3/8/4K2R

#5

9 + 10


SOLUTION


  • SOUND
  • Keys
    • 1.Ba7!
      • threat
        • 2.Qxb8#
      • 1...Kxa7
        • 2.b6+
          • 2...Ka8
            • 3.Qb5
              • threat
                • 4.Qxa6#
              • 3...Qd1+
                • 4.Kxd1
                  • threat
                    • 5.Sc7#
                    • 5.Qxa6#
              • 3...Qd2+
                • 4.Kxd2
                  • threat
                    • 5.Sc7#
                    • 5.Qxa6#
              • 3...fxe4
                • 4.Qxd7
                  • threat
                    • 5.Sc7#
              • 3...axb5
                • 4.0-0
                  • threat
                    • 5.Ra1#
                  • 4...Qe6
                    • 5.Sc7#
                  • 4...Qd1
                    • 5.Sc7#
                  • 4...Qd2
                    • 5.Sc7#
                  • 4...Qd3
                    • 5.Sc7#
                  • 4...Qd4
                    • 5.Sc7#
                  • 4...Qd5
                    • 5.Sc7#
              • 3...Qc6
                • 4.Sc7+
                  • 4...Qxc7
                    • 5.Qxa6#

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).