AnalyzerSentence analysis3SpansSentence歴史的な転換点1000 character limitAnalyzeSentence歴れき史し的てきな転てん換かん点てんSpan Details歴れき史し的てきhistorical; traditional; historicna-adjectiveなadnominal form of the copula after a na-adjectivegrammar転てん換かん点てんturning point; tipping pointnoun