Assertion: narwhal | /r/CapableOf | rise to the surface
Facets:
value: for air
type: PURPOSE
value: than in summer
type: TEMPORAL
value: for rest
type: PURPOSE
value: behind a breath of air
type: OTHER
Source sentences:
text: The colder the water, the less narwhals consume oxygen, so in winter they are less likely to rise to the surface behind a breath of air than in summer.
text: Narwhals are generally perceived as predators in relation to smaller consumers; however, they fall prey to killer whales, as well as humans and occasionally polar bears when they rise to the surface for air and rest.