Problem Display
PID: 219299 (8/8/6P1/7p/5p1P/5K2/8/4Nk2 w - - 0 1)

Speckmann, Werner

Deutsche Schachzeitung, 1978

8/8/6P1/7p/5p1P/5K2/8/4Nk2

#5

4 + 3


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Sg2!
      • 1...Kg1
        • 2.g7
          • 2...Kf1
            • 3.g8Q
              • 3...Kg1
                • 4.Se3+
                  • 4...Kh1
                    • 5.Qg2#
                  • 4...Kh2
                    • 5.Qg2#
          • 2...Kh1
            • 3.g8Q
              • threat
                • 4.Sxf4
                  • 4...Kh2
                    • 5.Qg2#
                • 4.Se1
                  • 4...Kh2
                    • 5.Qg2#
                • 4.Se3
                  • threat
                    • 5.Qg2#
                  • 4...Kh2
                    • 5.Qg2#
              • 3...Kg1
                • 4.Se3+
                  • 4...Kh1
                    • 5.Qg2#
                  • 4...Kh2
                    • 5.Qg2#
              • 3...Kh2
                • 4.Sxf4
                  • 4...Kh1
                    • 5.Qg2#
          • 2...Kh2
            • 3.g8Q
              • threat
                • 4.Sxf4
                  • 4...Kh1
                    • 5.Qg2#
              • 3...Kg1
                • 4.Se3+
                  • 4...Kh1
                    • 5.Qg2#
                  • 4...Kh2
                    • 5.Qg2#
              • 3...Kh1
                • 4.Sxf4
                  • 4...Kh2
                    • 5.Qg2#
                • 4.Se1
                  • 4...Kh2
                    • 5.Qg2#
                • 4.Se3
                  • threat
                    • 5.Qg2#
                  • 4...Kh2
                    • 5.Qg2#
              • 3...Kh3
                • 4.Sxf4+
                  • 4...Kh2
                    • 5.Qg2#
                  • 4...Kxh4
                    • 5.Qg3#
                    • 5.Qd8#

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).