Assertion: humpback whale | /r/CapableOf | travel to northern tropics
Facets:
value: to find warm water
type: PURPOSE
value: from the antarctic
type: TRANSITIVE-OBJECT
value: every winter though
type: TEMPORAL
Source sentences:
text: Every winter though, humpback whales travel from the Antarctic to the northern tropics to find warm water in which to raise their young, researchers have discovered.