Analyzer
Sentence analysis
7Spans
Sentence
Span Details
事故
accident; incident; trouble; circumstances; reasonsnoun
の
possession, attribution, nominalizer, or nominal linkergrammar
原因
cause; origin; sourcenoun, suru verb
を
object markergrammar
突き止める
determine; pin down; ascertain; locate; identify; stab to deathichidan verb
のに
although; despite; in order togrammar
時間がかかった。
take time; require time-> 時間がかかるexpression, verb