Data Space Post/Entry/Item Properties (sioc:Post predicates) * content * has_container * has_reply * id * link * links_to * reply_of * has_creator: if the creator is not known, the foaf:maker is filled in 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 rdf:type sioct:MessageBoard . ?forum sioc:container_of ?post . ?post ?attribute ?o } Sample Data (Live Query Results) View Query Results (via SPARQL Protocol URL) View Query Results (via iSPARQL Results URL) View Query Editor (via iSPARQL Visual Query Editor URL)