Assertion: natural gas | /r/CapableOf | supply the u.s.
Facets:
value: for two decades
type: TEMPORAL
Source sentences:
text: It has already done so in parts of Wyoming, Louisiana, Texas, and most notably, Pennsylvania where it has been estimated that the Marcellus Shale formation which underlies a large portion of the western half of the state can produce enough natural gas to supply the U.S. needs for two decades.
text: It has already done so in parts of Wyoming, Louisiana, Texas, and most notably, Pennsylvania where it has been estimated that the Marcellus Shale formation which underlies a large portion of the western half of the state can produce enough natural gas to supply the U.S. needs for two decades.