AnalyzerSentence analysis3SpansSentence自然に起こる1000 character limitAnalyzeSentence自し然ぜんに起おこるSpan Details自し然ぜんnature; the natural world; natural; spontaneous; automatic; naturally; spontaneously; automaticallynoun, na-adjective, adverbにdirection, time, indirect object, or target markergrammar起おこるhappen; occur; arisegodan verb