AnalyzerSentence analysis6SpansSentence彼は経済学の大家だ。1000 character limitAnalyzeSentence彼かれは経けい済ざい学がくの大たい家かだ。Span Details彼かれhe; him; boyfriendpronounはtopic markergrammar経けい済ざい学がくeconomicsnounのpossession, attribution, nominalizer, or nominal linkergrammar大たい家かmaster; expert; authority; leading figure; mansion; large house; rich family; distinguished familynounだ。plain copulagrammar