Project(LeftJoin(BGP( ?d <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/dcat#Dataset> .
                      ?d <http://purl.org/dc/terms/description> ?description .
                      ?d <http://purl.org/dc/terms/title> ?title),
                 BGP( ?d <http://www.w3.org/ns/dcat#landingPage> ?home)),
        {?title, ?description, ?home})