PREFIX org: DELETE { GRAPH { ?membership ?p ?o . } } WHERE { GRAPH { ?membership a org:Membership ; org:member ?member ; org:organization ?organization ; org:role ; # has a relation with ?p ?o . ?organization org:classification ?organizationClass . FILTER (?organizationClass IN ( , # HVZ , # APB , # Dienstverlenende vereniging , # Opdrachthoudende vereniging , # Opdrachthoudende vereniging met private deelname , # Projectvereniging , # Politiezone , # Autonome verzorgingsinstelling , # AGB # Welzijnsvereniging ) ) } }