Assertion: emperor penguin's egg | /r/HasProperty | covered with a fold of skin
Facets:
Source sentences:
text: In August, each female lays one large egg, which is carried on the feet and covered with a fold of skin.
text: The female emperor penguin lays a single egg which is carried on the feet and covered with a fold of skin.
text: Each female lays one large egg which is carried on the feet and covered with a fold of skin.