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Sentence
Span Details
飲酒運転
drunk driving; driving under the influence of alcoholnoun
による
by; due to; depending ongrammar
蛇行運転
erratic driving; driving in a zigzagnoun
が
subject markergrammar
事故
accident; incident; trouble; circumstances; reasonsnoun
の
possession, attribution, nominalizer, or nominal linkergrammar
原因
cause; origin; sourcenoun, suru verb
だった。
past copulagrammar