Assertion: barn owl | /r/AtLocation | altitude
Facets:
value: below 2,000 meters
type: LOCATION
value: meters in the tropics
type: LOCATION
value: usually
type: DEGREE
Source sentences:
text: Barn owls are found usually at altitudes below 2,000 meters (6,600 feet) but occasionally as high as 3,000 meters (9,800 feet) in the tropics.