Assertion: clavicle's border | /r/HasProperty | concave
Facets:
value: forward
type: MANNER
value: forwards
type: PURPOSE
Source sentences:
text: The anterior border is concave forward and posterior border is convex backward.
text: the anterior border is concave forward and gives origin to the deltoid muscle.
text: Borders.The anterior border is concave, thin, and rough, and gives attachment to the Deltoideus.
text: The anterior border is concave forwards.
text: Borders.—The anterior border is concave, thin, and rough, and gives attachment to the Deltoideus.