Assertion: narcotic's use | /r/HasProperty | documented
Facets:
value: as far back
type: TEMPORAL
Source sentences:
text: Indeed, the use of marijuana has been documented as far back as 12,000 years ago, making it one of the earliest cultivated crops.
text: The use of ketamine as part of a "postclubbing experience" has also been documented.
text: The use of ketamine as part of a "post-clubbing experience" has also been documented.