Assertion: zombie's release | /r/HasProperty | accidental
Facets:
value: almost always
type: DEGREE
Source sentences:
text: Deliberately engineered pathogens have been implicated in several zombie outbreaks,13 14 20 24 although their release is almost always accidental or has unforeseen consequences.15 16 Defensive work on zombie pathogens is necessary and must be carried out in well equipped and highly contained laboratories.