Assertion: penguin | /r/HasProperty | amazing birds
Facets:
value: because of their physical adaptations
type: CAUSE
Source sentences:
text: Penguins are also amazing birds because of their physical adaptations to survive in unusual climates and to live mostly at sea.
text: but when you eventual see one, you will appreciate how cute and amazing they are.
text: Penguins are such amazing birds.
text: Penguins are amazing birds!