Assertion: crude oil | /r/HasProperty | transported to the united states
Facets:
value: from the persian gulf
type: LOCATION
Source sentences:
text: In the 1950s, shipping costs made up 33 percent of the price of oil transported from the Persian Gulf to the United States, but due to the development of supertankers in the 1970s, the cost of shipping dropped to only 5 percent of the price of Persian oil in the US.