Assertion: hummingbird | /r/HasAspect | the largest heart of any bird
Facets:
value: percentage wise
type: DEGREE
value: for its size
type: OTHER
Source sentences:
text: Hummingbirds have the largest heart of any bird for its size.
text: Percentage wise, the hummingbird has the largest brain of all birds (4.2% of its total body weight).