: f5962a11-6c68-451b-9f8d-1430376d0103https://data.tue.nl/building-topology/ Create a prefix for https://data.tue.nl/building-topology/ Hit Enter to save Double click to create a prefix | : reservationhttps://data.tue.nl/otl/ Create a prefix for https://data.tue.nl/otl/ Hit Enter to save Double click to create a prefix | graph:Reservations |