Assertion: weaponized anthrax | /r/HasProperty | part of the u.s. stockpile
Facets:
value: in 1972
type: TEMPORAL
value: prior to its destruction
type: TEMPORAL
Source sentences:
text: Weaponized anthrax was part of the U.S. stockpile prior to 1972, when the United States signed the Biological Weapons Convention.
text: Weaponized anthrax was part of the U.S. stockpile prior to its destruction in 1972.