List of File attributes * content * description PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> PREFIX doc: <http://demo.openlinksw.com/schemas/doc#> PREFIX sioc: <http://rdfs.org/sioc/ns#> SELECT distinct ?attribute FROM <http://demo.openlinksw.com/Doc> WHERE { ?forum a bibo:Article . ?forum doc:belongs_to_collection ?belongs_to_collection. ?belongs_to_collection ?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)