AnalyzerSentence analysis7SpansSentence彼の主な収入源は株式投資だ。1000 character limitAnalyzeSentence彼かれの主おもな収しゅう入にゅう源げんは株かぶ式しき投とう資しだ。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株かぶ式しき投とう資しstock investment; equity investmentnounだ。plain copulagrammar