AnalyzerSentence analysis5SpansSentenceこの事件は謎だ。1000 character limitAnalyzeSentenceこの事じ件けんは謎なぞだ。Span Detailsこのthis; last (couple of years, etc.); these; past; you (as in "you liar")-> 此のpre-noun adjective事じ件けんincident; case; affair; eventnounはtopic markergrammar謎なぞriddle; puzzle; enigma; mystery; enigmatic; mysteriousnoun, no-adjectiveだ。plain copulagrammar