Assertion: grooved rail | /r/CapableOf | help develop tram lines
Facets:
value: in new york city
type: LOCATION
value: in paris
type: LOCATION
Source sentences:
text: Grooved rail was invented in 1852 by Alphonse Loubat, a French inventor who developed improvements in tram and rail equipment, and helped develop tram lines in New York City and Paris.