AnalyzerSentence analysis6SpansSentence彼は分光学の専門家だ。1000 character limitAnalyzeSentence彼かれは分ぶん光こう学がくの専せん門もん家かだ。Span Details彼かれhe; him; boyfriendpronounはtopic markergrammar分ぶん光こう学がくspectroscopynounのpossession, attribution, nominalizer, or nominal linkergrammar専せん門もん家かspecialist; expert; professionalnounだ。plain copulagrammar