https://w3id.org/zericatalog/work/1050/sotheby-parke-bernet-inc/1950 an entity of type: RoleInTime pro:isHeldBy <https://w3id.org/zericatalog/person/sotheby-parke-bernet-inc> pro:withRole pro:author rdf:type pro:RoleInTime data from the linked data cloud