Assertion: hen's feather | /r/HasProperty | excellent
Facets:
value: at shedding water
type: MANNER
value: due to special oils
type: CAUSE
Source sentences:
text: These birds are adapted to an aquatic existence with webbed feet, flattened bills, and feathers that are excellent at shedding water due to an oily coating.
text: These birds are adapted to an aquatic existence with webbed feet, bills which are flattened to a greater or lesser extent, and feathers that are excellent at shedding water due to special oils.