Assertion: streetcar | /r/CapableOf | run on steel rails
Facets:
Source sentences:
text: The first streetcars in the region, running on steel rails and pulled by horses, began operating on the Frankford and Southwark Philadelphia City Passenger Railway Company on January 20, 1858.
text: Streetcars also run on steel rails, but with no slot between the tracks, and no underground cable.