Assertion: natural gas | /r/HasProperty | vital energy source
Facets:
value: for the world
type: TRANSITIVE-OBJECT
value: for the u.s.
type: TRANSITIVE-OBJECT
Source sentences:
text: Natural gas is a vital energy source for the U.S. and for the world.
text: Natural Gas is a Reliable Energy Source
text: Natural gas is a more dependable energy source as compared to other fossil fuels.