Input (grade 12): Trams in Melbourne, Australia, are a major form of public transport and Melbourne is home to the largest tram network in the world, (following the dismantling of much of Saint Petersburg's tramway tracks early in the 21st century). Melbourne's network consists of 245 k of track, 500 trams, 28 routes, and 1,813 tram stops.
Output (grade 11): Melbourne, Australia had trams invented in 1885 and now the trams are the largest tram network in the world, consisting of 152 miles of tracks, 500 trams, 28 routes, and 1,813 tram stops.