Data Space Post/Entry/Item Properties (sioc:Post predicates) * content * has_container * has_creator * id * link * links_to * topic (tags) prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> prefix sioc: <http://rdfs.org/sioc/ns#> prefix sioct: <http://rdfs.org/sioc/types#> select distinct ?attribute where { ?forum a sioct:BookmarkFolder . ?forum sioc:container_of ?post . ?post ?attribute ?o } order by ?attribute Sample Data (Live Query Results) Click *Here* for a live SPARQL Query (via SPARQL Protocol) against a collection of Bookmarks supported properties.