Assertion: humpback whale | /r/CapableOf | gather each winter
Facets:
value: to give birth
type: PURPOSE
value: to give mate
type: PURPOSE
Source sentences:
text: In research partially funded by the National Geographic Society Committee for Research and Exploration, Darling and colleagues recorded the strange sounds near the Hawaiian island of Maui (map), where up to 10,000 humpbacks gather each winter to give birth and mate.