| rdfs: |
http://www.w3.org/2000/01/rdf-schema# |
| geo: |
http://www.opengis.net/ont/geosparql# |
| spacerel: |
http://data.ordnancesurvey.co.uk/ontology/spatialrelations/ |
| room: |
http://vocab.deri.ie/rooms# |
| org: |
http://www.w3.org/ns/org# |
| foaf: |
http://xmlns.com/foaf/0.1/ |
