Assertion: lignite | /r/CapableOf | serve useful purpose
Facets:
value: before 1900
type: TEMPORAL
value: in the days
type: TEMPORAL
value: to the people of central kansas
type: TRANSITIVE-OBJECT
Source sentences:
text: Uses--Even though of inferior quality as compared to the coals of the eastern part of the State, the lignite served a useful purpose to the people of central Kansas before 1900 in the days when better types of fuel such as natural gas, oil, commercial fuels as butane etc., and shipped-in better grades of bituminous coal were available to them.