sentence: Many places use trams and trains as a form of public transport.
sentences_before: Trams were first used in the late 1860s and used to be pulled by horses. Now trams are electric and run on a line of cable. Buses drive on the road, like cars do. Trolleybuses are like buses, but they use electricity from two wires above the road. Trains run on a track and are very fast.
concept_name: place
headings: Public transport Types of public transport