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Sentence
Span Details
ノロウイルス
norovirusnoun
の
possession, attribution, nominalizer, or nominal linkergrammar
集団感染
mass infection; outbreak; cluster of infectionsnoun
が
subject 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