Assertion: toucan | /r/CapableOf | serve purpose
Facets:
value: originally
type: MANNER
Source sentences:
text: Although no one has been able to come up with a satisfactory explanation of how the toucan acquired its beak, a team of scientists has been able to show that whatever purposes it may have originally served, it now helps to keep the bird cool, just like the oversized ears of the African elephant.