AnalyzerSentence analysis4SpansSentence交通渋滞が悩みの種だ。1000 character limitAnalyzeSentence交こう通つう渋じゅう滞たいが悩なやみの種たねだ。Span Details交こう通つう渋じゅう滞たいtraffic congestion; traffic jamnounがsubject markergrammar悩なやみの種たねsource of worry; cause of distressexpression, nounだ。plain copulagrammar
