owl: http://www.w3.org/2002/07/owl#
foaf: http://xmlns.com/foaf/0.1/
oo: http://purl.org/openorg/
dcterms: http://purl.org/dc/terms/
geo: http://www.opengis.net/ont/geosparql#
skos: http://www.w3.org/2004/02/skos/core#
org: http://www.w3.org/ns/org#
xtypes: http://purl.org/xtypes/
lyou: http://purl.org/linkingyou/
vcard: http://www.w3.org/2006/vcard/ns#