: Relational.OWL_-_A_Data_and_Schema_Representation_Format_Based_on_OWLhttp://purl.org/semsur/ Create a prefix for http://purl.org/semsur/ Hit Enter to save Double click to create a prefix | : titlehttp://swrc.ontoware.org/ontology# Create a prefix for http://swrc.ontoware.org/ontology# Hit Enter to save Double click to create a prefix | Relational.OWL - A Data and Schema Representation Format Based on OWL | : SemSur/http://purl.org/ Create a prefix for http://purl.org/ Hit Enter to save Double click to create a prefix |