Assertion: sternum | /r/CapableOf | become narrowed
Facets:
value: at the point
type: TEMPORAL
Source sentences:
text: It is slightly convex in front and concave behind; broad above, shaped like a "T", becoming narrowed at the point where the manubrium joins the body, after which it again widens a little to below the middle of the body, and then narrows to its lower extremity.