Analyzer
Sentence analysis
6Spans
Sentence
Span Details
事件
incident; case; affair; eventnoun
は
topic markergrammar
未明
early dawn; grey of morningnoun, adverb
に
direction, time, indirect object, or target markergrammar
発生
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