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Sentence analysis
6Spans
Sentence
Span Details
感染
infection; contagion; becoming infected; being influenced (by harmful ideas); being infected (with an ideology)noun, suru verb
の
possession, attribution, nominalizer, or nominal linkergrammar
原因
cause; origin; sourcenoun, suru verb
を
object markergrammar
突き止め
determine; pin down; ascertain; locate; identify; stab to death-> 突き止めるichidan verb
ました。
polite pastgrammar