Assertion: rhea | /r/HasAspect | only three toes
Facets:
value: unlike most birds
type: OTHER
Source sentences:
text: Unlike most birds, rheas have only three toes.
text: A talon on each wingtip is used as a defense mechanism, and unlike most birds, rheas have three toes.
text: Unlike most birds, rheas have only three toes.
text: Most birds have four toes, but the rhea has only three toes.