Assertion: freight railroad | /r/CapableOf | play important role
Facets:
value: for shipments of coal and oil
type: PURPOSE
value: for moving imports
type: PURPOSE
value: in the u.s. economy
type: LOCATION
Source sentences:
text: Freight railroads play an important role in the U.S. economy, especially for moving imports and exports using containers, and for shipments of coal and oil.