Assertion: olm's eye | /r/HasProperty | covered by a layer of skin
Facets:
Source sentences:
text: The regressed eyes are covered by a layer of skin.
text: It can’t see its prey for as it grows up, its eyes stop developing and are eventually covered by layers of skin.
text: The regressed eyes are covered by a layer of skin.
text: The eyes of the olm are underdeveloped, covered by a layer of skin.
text: As a result, they are usually blind with undeveloped eyes that might be covered by a layer of skin.