Assertion: escalator | /r/HasProperty | elevator
Facets:
Source sentences:
text: Before the advent of escalator, elevators, also called lifts in commonwealth countries, were the mainstay when it came to transporting people up or down between floors in high rise buildings and apartments.
text: Jesse W. Reno patented the first working type of escalator known as “Endless Conveyor or Elevator” in 1892.