<http://worldcat.org/entity/person/id/2639265090> <http://schema.org/sameAs> <http://id.loc.gov/authorities/names/n87903511> .
<http://worldcat.org/entity/person/id/2639265090> <http://schema.org/alternateName> "Graaff, J. F. de V. (Johann Frederick de Villiers)" .
<http://worldcat.org/entity/person/id/2639265090> <http://schema.org/sameAs> <http://isni.org/isni/0000000082492942> .
<http://worldcat.org/entity/person/id/2639265090> <http://schema.org/givenName> "Johann" .
<http://worldcat.org/entity/person/id/2639265090> <http://schema.org/givenName> "J." .
<http://worldcat.org/entity/person/id/2639265090> <http://schema.org/birthDate> "1946-08-26" .
<http://worldcat.org/entity/person/id/2639265090> <http://schema.org/name> "J. F. de V. Graaff" .
<http://worldcat.org/entity/person/id/2639265090> <http://schema.org/alternateName> "J. F. de V. Graaff" .
<http://worldcat.org/entity/person/id/2639265090> <http://schema.org/familyName> "Graaff" .
<http://worldcat.org/entity/person/id/2639265090> <http://schema.org/sameAs> <http://viaf.org/viaf/237423684> .
<http://worldcat.org/entity/person/id/2639265090> <http://schema.org/name> "Johann Frederick de Villiers Graaff" .
<http://worldcat.org/entity/person/id/2639265090> <http://schema.org/name> "Johann Graaff"@en .
<http://worldcat.org/entity/person/id/2639265090> <http://schema.org/additionalName> "Frederick de Villiers" .
<http://worldcat.org/entity/person/id/2639265090> <http://schema.org/sameAs> <http://id.loc.gov/authorities/names/n85148071> .
<http://worldcat.org/entity/person/id/2639265090> <http://schema.org/familyName> "Graaf" .
<http://worldcat.org/entity/person/id/2639265090> <http://schema.org/additionalName> "F." .
<http://worldcat.org/entity/person/id/2639265090> <http://schema.org/additionalName> "F. de V." .
<http://worldcat.org/entity/person/id/2639265090> <http://schema.org/name> "J. F. Graaf" .
<http://worldcat.org/entity/person/id/2639265090> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://schema.org/Person> .
<http://worldcat.org/entity/person/id/2639265090> <http://schema.org/alternateName> "Johann Frederick de Villiers Graaff" .
<http://experiment.worldcat.org/entity/person/data/2639265090.nt> <http://rdfs.org/ns/void#inDataset> <http://purl.oclc.org/dataset/WorldCat/Person> .
<http://experiment.worldcat.org/entity/person/data/2639265090.nt> <http://schema.org/about> <http://worldcat.org/entity/person/id/2639265090> .