Assertion: helicopter pilot | /r/CapableOf | fly at low levels
Facets:
value: during bad weather
type: TEMPORAL
value: at night
type: TEMPORAL
Source sentences:
text: Pilots, such as helicopter pilots, who fly at low levels must constantly look for trees, bridges, power lines, transmission towers, and other obstacles.
text: Helicopter pilots involved in rescue operations may fly at low levels during bad weather or at night, and land in areas surrounded by power lines, highways, and other obstacles.