Assertion: singer | /r/CapableOf | use alto
Facets:
value: to adapt to different music styles
type: PURPOSE
Source sentences:
text: Singers use one or more vocal ranges, such as alto, baritone, or bass in certain music styles, including folk, rock, country, gospel, jazz, or rap.
text: They use their vocal ranges, including alto, baritone or bass, to adapt to different music styles.