Assertion: penguin | /r/HasAspect | layer
Facets:
value: under the feathers
type: LOCATION
Source sentences:
text: They also have a layer of woolly down under the feathers that are coated with a type of oil that makes them waterproof.
text: They also have a layer of woolly down under the feathers that are coated with a type of oil that makes them waterproof.