Dump of all Bookmark Urls 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/> PREFIX bmk: <http://www.w3.org/2002/01/bookmark#> SELECT ?bookmark WHERE { ?forum a sioct:BookmarkFolder . ?forum sioc:container_of ?post . OPTIONAL{ ?post bmk:recalls ?bookmark}. } 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)