Assertion: puffin's chest | /r/CapableOf | give camouflage
Facets:
value: against the sky
type: TRANSITIVE-OBJECT
Source sentences:
text: For example, the black backs and white chests enable them to hunt for fish by swimming -- their white chests tend to give them camouflage against the sky to fish that look upward at them, the black backs camouflage against the water to seabirds such as pelicans that look downward at them.