Assertion: locomotive | /r/CapableOf | produce steam
Facets:
value: in a boiler
type: LOCATION
Source sentences:
text: These locomotives are fueled by burning combustible material – usually coal, wood, or oil – to produce steam in a boiler.
text: While the locomotive is producing steam, the amount of water in the boiler is constantly monitored by looking at the water level in a transparent tube, or sight glass.