: Vehicle_2https://www.examplecompany.eu/data/trains# Create a prefix for https://www.examplecompany.eu/data/trains# Hit Enter to save Double click to create a prefix | : Vehiclehttp://data.europa.eu/949/ Create a prefix for http://data.europa.eu/949/ Hit Enter to save Double click to create a prefix | : defaulthttps://triplydb.com/CBouter/Trains/graphs/ Create a prefix for https://triplydb.com/CBouter/Trains/graphs/ Hit Enter to save Double click to create a prefix |