Assertion: british petroleum | /r/CapableOf | expand to alaska
Facets:
value: further
type: MANNER
value: in 1959
type: TEMPORAL
Source sentences:
text: In 1953, British Petroleum entered the Canadian market through the purchase of a minority stake in Calgary-based Triad Oil Company, and expanded further to Alaska in 1959, resulting discovery of oil at Prudhoe Bay in 1969.