AnalyzerSentence analysis4SpansSentence事故が発生した。1000 character limitAnalyzeSentence事じ故こが発はっ生せいした。Span Details事じ故こaccident; incident; trouble; circumstances; reasonsnounがsubject markergrammar発はっ生せいoccurrence; outbreak; emergence; generation; production; development; growth; ontogenynoun, suru verbした。light/support verb with a noun or noun-like phrase-> するgrammar