Assertion: streetcar | /r/HasProperty | replaced in the 1920s
Facets:
value: to be replaced by motor buses
type: PURPOSE
Source sentences:
text: In the 1920s streetcars began to be replaced by motor buses as bus operators could route freely over public streets, paying only vehicle and gas taxes, while streetcar operators had fixed routes by the tracks, and had to pay additional property taxes for the infrastructure they placed in the road, however a good transit route doesn't need to change often.