AnalyzerSentence analysis4SpansSentence風が凪いだ。1000 character limitAnalyzeSentence風かぜが凪ないだ。Span Details風かぜwind; breeze; draft; manner; behavior; style; cold; flunoun, noun prefixがsubject markergrammar凪ないcalm down; die down; become calm-> 凪ぐgodan verbだ。past tense or completed action-> たgrammar