Assertion: opium's use | /r/RelatedTo | metropolitan slums
Facets:
value: among the poor
type: OTHER
value: largely
type: DEGREE
value: in the 20th century
type: TEMPORAL
value: among deprived
type: OTHER
Source sentences:
text: In the 20th century, narcotic use was largely associated with metropolitan slums, principally among the poor and culturally deprived.