Assertion: color television | /r/CapableOf | come into wide use
Facets:
value: by the late 1960s
type: TEMPORAL
value: by early 1970s
type: TEMPORAL
Source sentences:
text: By the late 1960s and early 1970s, color television had come into wide use.
text: By the late 1960s and early 1970s, color television had come into wide use.