AnalyzerSentence analysis3SpansSentence本当なの?1000 character limitAnalyzeSentence本ほん当とうなの?Span Details本ほん当とうtruth; fact; reality; proper; correct; legitimate; genuine; authentic; realnoun, no-adjectiveなadnominal form of the copula after a na-adjectivegrammarの?possession, attribution, nominalizer, or nominal linkergrammar