Assertion: pop music | /r/HasProperty | synonymous terms
Facets:
value: until the late 1960s
type: TEMPORAL
value: roughly
type: DEGREE
Source sentences:
text: Pop" and "rock" were roughly synonymous terms until the late 1960s, when they became quite separated from each other.
text: Pop" and "rock" were roughly synonymous terms until the late 1960s, when they became quite separated from each other.