Assertion: anthrax | /r/ObjectUse | used as a form of bioterrorism
Facets:
value: in the united states
type: LOCATION
value: after the september 11th attacks
type: TEMPORAL
value: in more recent history
type: TEMPORAL
value: in 2001
type: TEMPORAL
Source sentences:
text: In more recent history, anthrax was used as a form of bioterrorism in the United States in 2001, just after the September 11th attacks.