Assertion: guitar's sound hole | /r/HasProperty | f-shaped
Facets:
value: f
type: DEGREE
Source sentences:
text: Archtop guitars have f-shaped sound holes - a design feature they share with the violin, viola, cello and double bass.
text: Like semi-acoustic guitars, they often have f-shaped sound holes.
text: In the case of single-cone models, the sound holes are either both circular or both f-shaped, and symmetrical.