Problem Display
PID: 242154 (8/3NN1R1/1p2k3/P7/1p6/1p1R4/1K6/8 w - - 0 1)

Sutter, Alfred Ernst

4th HM., Parallele 50, 1949

8/3NN1R1/1p2k3/P7/1p6/1p1R4/1K6/8

#4

6 + 4


15257 Kunstwerke auf 64 Feldern (1922-1966) (Ott, Kummer, Schudel) 1968

SOLUTION


  • SOUND
  • Keys
    • 1.Sc6!
      • 1...Kf5
        • 2.Rgg3
          • 2...Ke4
            • 3.Rgf3
              • threat
                • 4.Sf6#
          • 2...Kf4
            • 3.Rdf3+
              • 3...Ke4
                • 4.Sf6#
          • 2...Ke6
            • 3.Rgf3
              • threat
                • 4.Sf8#
                • 4.Rf6#
          • 2...bxa5
            • 3.Sc5
              • threat
                • 4.Rdf3#
              • 3...Kf4
                • 4.Rdf3#
              • 3...Kf6
                • 4.Rdf3#
          • 2...b5
            • 3.Sc5
              • threat
                • 4.Rdf3#
              • 3...Kf4
                • 4.Rdf3#
              • 3...Kf6
                • 4.Rdf3#
      • 1...bxa5
        • 2.Sc5+
          • 2...Kf6
            • 3.Rdd7
              • threat
                • 4.Rdf7#
              • 3...Kf5
                • 4.Rdf7#
      • 1...b5
        • 2.Sc5+
          • 2...Kf6
            • 3.Rdg3
              • 3...Kf5
                • 4.Rf3#
                • 4.Rf7#
            • 3.Rdd7
              • 3...Kf5
                • 4.Rdf7#

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).