AnalyzerSentence analysis5SpansSentence辛抱強い努力が必要だ。1000 character limitAnalyzeSentence辛しん抱ぼう強づよい努ど力りょくが必ひつ要ようだ。Span Details辛しん抱ぼう強づよいpatient; perseveringi-adjective努ど力りょくeffort; hard work; endeavornoun, suru verbがsubject markergrammar必ひつ要ようnecessary; needed; essential; necessity; need; requirementna-adjective, nounだ。plain copulagrammar