AnalyzerSentence analysis6SpansSentence彼は態度が豹変した。1000 character limitAnalyzeSentence彼かれは態たい度どが豹ひょう変へんした。Span Details彼かれhe; him; boyfriendpronounはtopic markergrammar態たい度どattitude; manner; demeanor; stance; position; attitude (toward an issue)nounがsubject markergrammar豹ひょう変へんsudden change; complete changenoun, suru verbした。light/support verb with a noun or noun-like phrase-> するgrammar