// see https://www.w3.org/2003/01/geo/
<geo = "http://www.w3.org/2003/01/geo/wgs84_pos#">
<svg = "http://www.w3.org/2000/svg">
+<gml = "http://www.opengis.net/gml/3.2">
<ldap = "http://www.argeo.org/ns/ldap">
<entity = 'http://www.argeo.org/ns/entity'>