"tram" . "Brussels, Belgium, tram system" . . "Brussels" . . "Tram tracks in Brussels" . . . . "trams" . "tram system" . "''premetro''" . "Trams in Brussels" . "premetro" . . "tram network" . "Trams in Brussels" . "7700-series" . . "Brussels Tramway Network" . . . . "Trams in Belgium" . . "Tramways Bruxellois" . "Trams" . "Brussels tram system" . "Premetro" . . "Tram" . . "Brussels, Belgium streetcar system" . . "Brussels tramway network" . "tramway" . . "network in Brussels" .