Assertion: lsd's use | /r/CapableOf | spread in emerging counterculture
Facets:
value: widely
type: DEGREE
value: during the mid-1960s
type: TEMPORAL
Source sentences:
text: During the mid-1960s, use of LSD spread widely in the emerging counterculture, and the shapes and colours characteristic of LSD-induced trips appear frequently in the visual art of the period.