AnalyzerSentence analysis7SpansSentence彼の主な収入源は投資だ。1000 character limitAnalyzeSentence彼かれの主おもな収しゅう入にゅう源げんは投とう資しだ。Span Details彼かれhe; him; boyfriendpronounのpossession, attribution, nominalizer, or nominal linkergrammar主おもなmain; chief; principal; importantpre-noun adjective収しゅう入にゅう源げんsource of incomenounはtopic markergrammar投とう資しinvestment; investingnoun, suru verbだ。plain copulagrammar