Assertion: contralto's voice | /r/CapableOf | sing
Facets:
Source sentences:
text: Soprano: the highest female voice, being able to sing C 4 (middle C) to C 6 (high C), and possibly higher.
text: Soprano: the highest female voice, being able to sing C 4 (middle C) to C 6 (high C), and possibly higher.