Assertion: cataract's lens | /r/AtLocation | place
Facets:
value: by muscles
type: CAUSE
value: by tiny loops
type: CAUSE
value: by a ring
type: OTHER
Source sentences:
text: The lens is held in place by a ring of supporting tissues.
text: The new lens unfolds inside the lens capsule and is held in place by tiny loops (4).
text: The lens is a convex disk that is held in place by muscles.