Assertion: ecstasy's use | /r/CapableOf | begin in 1980
Facets:
value: in the united states
type: LOCATION
value: in the united sates
type: LOCATION
Source sentences:
text: The increased use of ecstasy as a recreational drug began in the 1980s in the United Sates.
text: The increased use of ecstasy as a recreational drug began in the 1980s in the United States.