Assertion: refrain | /r/CapableOf | get its name
Facets:
value: from the addition
type: OTHER
value: from a usual thickening of texture
type: CAUSE
Source sentences:
text: The chorus, which gets its name from a usual thickening of texture from the addition of backing vocals, is always a discrete section that nearly always prolongs the tonic and carries an unvaried poetic text.