AnalyzerSentence analysis6SpansSentence彼は真面目な男生徒だ。1000 character limitAnalyzeSentence彼かれは真面目まじめな男だん生せい徒とだ。Span Details彼かれhe; him; boyfriendpronounはtopic markergrammar真面目まじめserious; earnest; sober; grave; honest; sincerena-adjective, nounなadnominal form of the copula after a na-adjectivegrammar男だん生せい徒とmale student; schoolboynounだ。plain copulagrammar