AnalyzerSentence analysis3SpansSentence前置きの説明1000 character limitAnalyzeSentence前まえ置おきの説せつ明めいSpan Details前まえ置おきpreface; introduction; preamblenoun, suru verbのpossession, attribution, nominalizer, or nominal linkergrammar説せつ明めいexplanation; description; accountnoun, suru verb