Assertion: oil lamp | /r/HasProperty | useful
Facets:
value: like oil lamps
type: OTHER
value: on boats
type: LOCATION
value: at campsites
type: LOCATION
Source sentences:
text: Like oil lamps, they are useful for lighting without electricity, such as in regions without rural electrification, in electrified areas during power outages, at campsites, and on boats.