Assertion: contralto's role | /r/HasProperty | performed by castrato
Facets:
value: in some of the papal states
type: LOCATION
Source sentences:
text: Although female roles were performed by castrati in some of the papal states, this was increasingly rare; by 1680, they had supplanted "normal" male voices in lead roles, and retained their position as primo uomo for about a hundred years; an Italian opera not featuring at least one renowned castrato in a lead part would be doomed to fail.