Assertion: rib's border | /r/HasAspect | small facet
Facets:
value: at its superior angle
type: MANNER
Source sentences:
text: Each outer border, at its superior angle, has a small facet, which with a similar facet on the manubrium, forms a cavity for the cartilage of the second rib; below this are four angular depressions which receive the cartilages of the third, fourth, fifth, and sixth ribs.