AnalyzerSentence analysis3SpansSentence完璧な理論1000 character limitAnalyzeSentence完かん璧ぺきな理り論ろんSpan Details完かん璧ぺきperfect; complete; flawlessna-adjective, nounなadnominal form of the copula after a na-adjectivegrammar理り論ろんtheorynoun