AnalyzerSentence analysis3SpansSentence必要な数1000 character limitAnalyzeSentence必ひつ要ような数かずSpan Details必ひつ要ようnecessary; needed; essential; necessity; need; requirementna-adjective, nounなadnominal form of the copula after a na-adjectivegrammar数かずnumber; amount; quantitynoun