AnalyzerSentence analysis4SpansSentence経済活動が活発だ。1000 character limitAnalyzeSentence経けい済ざい活かつ動どうが活かっ発ぱつだ。Span Details経けい済ざい活かつ動どうeconomic activitynounがsubject markergrammar活かっ発ぱつlively; active; vigorousna-adjective, nounだ。plain copulagrammar
