Original sentence: Until the 1950s, electric trolley trains ran along College Avenue on what is now AC Transit bus route 51
Edited sentence: It may be surprising that into the 1950s, electric trolley trains ran along College Avenue, following what is now AC Transit bus route 51.Older residents remember that if you drove behind one, you were guaranteed to be late to your appointment, since the trolleys moved slowly and the narrow street did not allow for passing