Assertion: sixgill stingray | /r/HasProperty | found over upper continental slopes
Facets:
value: at depths of 500–1,120 m
type: LOCATION
value: usually
type: TEMPORAL
Source sentences:
text: Benthic in nature, the sixgill stingray is usually found over upper continental slopes and seamounts at depths of 500–1,120 m (1,640–3,670 ft).