AnalyzerSentence analysis7SpansSentence屋根垂木の交換が必要だ。1000 character limitAnalyzeSentence屋や根ね垂木だるきの交こう換かんが必ひつ要ようだ。Span Details屋や根ねroofnoun垂木だるきrafternounのpossession, attribution, nominalizer, or nominal linkergrammar交こう換かんexchange; swap; replacementnoun, suru verbがsubject markergrammar必ひつ要ようnecessary; needed; essential; necessity; need; requirementna-adjective, nounだ。plain copulagrammar