: ReelaanStophttp://semanticweb.org/campus-routing-ontology# Create a prefix for http://semanticweb.org/campus-routing-ontology# Hit Enter to save Double click to create a prefix | : pointhttp://semanticweb.org/campus-routing-ontology# Create a prefix for http://semanticweb.org/campus-routing-ontology# Hit Enter to save Double click to create a prefix | POINT(6.8521 52.2463) | graph:StartingPoint |