AnalyzerSentence analysis6SpansSentence彼は数学が得意だ。1000 character limitAnalyzeSentence彼かれは数すう学がくが得とく意いだ。Span Details彼かれhe; him; boyfriendpronounはtopic markergrammar数すう学がくmathematicsnounがsubject markergrammar得とく意いsatisfaction; pride; triumph; strong point; forte; specialty; regular customer; regular client; patronnoun, na-adjectiveだ。plain copulagrammar