Dump of Blog Posts with "Conversation" Feature Enabled 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#> prefix dct: <http://purl.org/dc/elements/1.1/> prefix dcc: <http://purl.org/dc/terms/> select distinct ?forum_name, ?post, ?title, ?mod_time, ?create_time, ?url from <http://demo.openlinksw.com/dataspace> where { ?forum rdf:type sioct:Discussion . optional{ ?forum sioc:id ?forum_name. FILTER REGEX(?forum_name,".*king*.") }. optional{ ?forum sioc:container_of ?post } . optional{ ?post dct:title ?title } . optional{ ?post dcc:modified ?mod_time } . optional{ ?post dcc:created ?create_time } . optional{ ?post sioc:link ?url } . } Sample Data (Live Query Results) Click *Here* for a live SPARQL Query (via SPARQL Protocol) against an ODS Discussion Data Space