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Sentence analysis
8Spans
Sentence
Span Details
単独事故
single-vehicle accident; single-vehicle collisionnoun
の
possession, attribution, nominalizer, or nominal linkergrammar
原因
cause; origin; sourcenoun, suru verb
は
topic markergrammar
運転手
driver; chauffeurnoun
の
possession, attribution, nominalizer, or nominal linkergrammar
居眠り運転
falling asleep at the wheel; drowsy drivingnoun
だった。
past copulagrammar