Assertion: tram's route | /r/HasProperty | underground
Facets:
value: primarily
type: DEGREE
value: until 1926
type: TEMPORAL
Source sentences:
text: The original route was underground and at street level until 1926, and pantograph cars—built by La Brugeoise in Belgium—had low doors at the ends (for boarding from the street) and high doors in the middle (for boarding from a tunnel platform).
text: The route of the Tram is primarily underground.