Assertion: contralto's tone | /r/CapableOf | cover range
Facets:
value: from f below middle c
type: LOCATION
value: above the treble clef
type: LOCATION
value: to a
type: OTHER
Source sentences:
text: The sound of a true contralto is huge and plummy, with organ-like tones covering a range from F below middle C to A above the treble clef, often with extensions at either end.