Assertion: krill | /r/CapableOf | rise to the surface
Facets:
value: during the night
type: TEMPORAL
value: in order to obtain food
type: PURPOSE
Source sentences:
text: Swarms may also occur throughout the day as krill become hungry and rise to the surface in order to obtain food.
text: It has been assumed that they spend the day at greater depths and rise during the night toward the surface.