Assertion: singer's voice | /r/HasProperty | good
Facets:
value: naturally
type: MANNER
value: extremely
type: DEGREE
Source sentences:
text: An aspiring singer should also have a good voice, and she should be able to sing well.
text: Opera singers must have extremely good voices and training.
text: Although some singers have naturally good voices, most are trained in professional schools or with private teachers.
text: While some Singers have naturally good voices, most are trained.