Assertion: tape echo | /r/CapableOf | become used in country music
Facets:
value: in roll
type: OTHER
value: widely
type: DEGREE
value: in rock
type: LOCATION
Source sentences:
text: It is a portable guitar amplifier with a built-in tape echo, which became used widely in country music (Chet Atkins) and especially in rock and roll (Scotty Moore).