Problem Display
PID: 95350 (4R1n1/Kpk5/P7/4N3/4N3/5rB1/8/7b w - - 0 1)

Mroczek, Gerhard

Deutsche Schachblatter, 1976

4R1n1/Kpk5/P7/4N3/4N3/5rB1/8/7b

#5

6 + 5


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Keys
    • 1.Bh4!
      • threat
        • 2.Bd8+
          • 2...Kc8
            • 3.Sd6#
            • 3.Ba5#
            • 3.Bb6#
            • 3.axb7#
      • 1...Sf6
        • 2.Bxf6
          • threat
            • 3.Bd8+
              • 3...Kc8
                • 4.Sd6#
                • 4.Ba5#
                • 4.Bb6#
                • 4.axb7#
          • 2...Rxf6
            • 3.axb7
              • threat
                • 4.Rc8#
                • 4.b8Q#
                • 4.b8B#
              • 3...Ra6+
                • 4.Kxa6
                  • threat
                    • 5.Rc8#
                    • 5.b8Q#
                    • 5.b8B#
          • 2...Rd3
            • 3.Re7+
              • 3...Kc8
                • 4.axb7+
                  • 4...Kd8
                    • 5.Sc6#
                    • 5.Sf7#
                    • 5.b8Q#
                    • 5.b8R#
              • 3...Kd8
                • 4.Sf7+
                  • 4...Kc8
                    • 5.axb7#
                • 4.Rg7+
                  • 4...Kc8
                    • 5.axb7#
                  • 4...Ke8
                    • 5.Rg8#
                • 4.Rh7+
                  • 4...Kc8
                    • 5.axb7#
                  • 4...Ke8
                    • 5.Rh8#
                • 4.Kb8
                  • threat
                    • 5.Sf7#
                    • 5.Re6#
              • 3...Rd7
                • 4.Rxd7+
                  • 4...Kc8
                    • 5.Sd6#
                    • 5.axb7#
            • 3.Rc8+
              • 3...Kxc8
                • 4.axb7+
                  • 4...Kc7
                    • 5.b8Q#

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).