Assertion: crescent petroleum | /r/CapableOf | conduct an airborne gravity
Facets:
value: over san
type: LOCATION
value: in 2012
type: TEMPORAL
Source sentences:
text: In 2012, Crescent Petroleum conducted an Airborne Gravity and Magnetic Survey over SAN and it surrounds, covering an area of 400 square kilometres (150 sq mi), to develop the exploration work programme.