"B" . "B class" . . "B-class Melbourne tram#B2-class" . "B1 Prototype tram" . . "B class tram" . . "B2" . "B class trams" . "B1" . . . "B2-class" . . "B-class Melbourne tram" . "B-class" . "B2 Class" . "B2 class" . "Melbourne tram B2089" . "B2 class tram" . . . . "B-class tram" . "B-class Melbourne tram" . "B-class Melbourne tram#B1-class" . "B-class trams" .