Assertion: king penguin's egg | /r/HasProperty | incubated on parentswebbed feet
Facets:
Source sentences:
text: They do not make a nest, instead laying a single greenish white egg which is incubated on the parents' webbed feet and kept warm with a fold of skin.
text: King penguins do not make a nest, instead laying a single, pale, greenish-white egg which is incubated on the parents' webbed feet and kept warm with a fold of skin.