AnalyzerSentence analysis6SpansSentence彼の健康が悩みの種だ。1000 character limitAnalyzeSentence彼かれの健けん康こうが悩なやみの種たねだ。Span Details彼かれhe; him; boyfriendpronounのpossession, attribution, nominalizer, or nominal linkergrammar健けん康こうhealth; healthy; sound; fit; wholesomenoun, na-adjectiveがsubject markergrammar悩なやみの種たねsource of worry; cause of distressexpression, nounだ。plain copulagrammar