AnalyzerSentence analysis3SpansSentence自然な美しさ1000 character limitAnalyzeSentence自し然ぜんな美うつくしさSpan Details自し然ぜんnature; the natural world; natural; spontaneous; automatic; naturally; spontaneously; automaticallynoun, na-adjective, adverbなadnominal form of the copula after a na-adjectivegrammar美うつくしさbeautynoun