: xhttp://purl.org/SemSur/SemSur# Create a prefix for http://purl.org/SemSur/SemSur# Hit Enter to save Double click to create a prefix | : Variablehttp://www.w3.org/2003/11/swrl# Create a prefix for http://www.w3.org/2003/11/swrl# Hit Enter to save Double click to create a prefix | : SemSur/http://purl.org/ Create a prefix for http://purl.org/ Hit Enter to save Double click to create a prefix |