From SSKE
- ns2 : http://www.w3.org/2003/01/geo/wgs84_pos#
- dc : http://purl.org/dc/elements/1.1/
- rdfs : http://www.w3.org/2000/01/rdf-schema#
- wot : http://xmlns.com/wot/0.1/
- ns1 : http://www.w3.org/2000/10/swap/pim/contact#
- ns3 : http://www.w3.org/2004/02/skos/core#
- foaf : http://xmlns.com/foaf/0.1/
- food : http://www.w3.org/TR/2003/PR-owl-guide-20031209/food#
- vin : http://www.w3.org/TR/2003/PR-owl-guide-20031209/wine#
- xsd : http://www.w3.org/2001/XMLSchema#
- owl : http://www.w3.org/2002/07/owl#
- vs : http://www.w3.org/2003/06/sw-vocab-status/ns#