AnalyzerSentence analysis3SpansSentence話題を変えよう。1000 character limitAnalyzeSentence話わ題だいを変かえよう。Span Details話わ題だいtopic; subject; topical; much talked about; in the newsnoun, no-adjectiveをobject markergrammar変かえよう。change; alter; transform; reform; revise; amend-> 変えるichidan verbvolitional form of かえる