<http://caligraph.org/ontology/Portrait_by_Jan_van_Eyck>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Portrait_by_Dutch_artists> .
<http://caligraph.org/ontology/Portrait_by_Jan_van_Eyck>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/RestrictionHasValue_author_Jan%20van%20Eyck> .
<http://caligraph.org/ontology/Portrait_by_Jan_van_Eyck>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/Portrait_by_Jan_van_Eyck>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/15th-century_portrait> .
<http://caligraph.org/ontology/Portrait_by_Jan_van_Eyck>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Renaissance_portrait> .
<http://caligraph.org/ontology/Portrait_by_Jan_van_Eyck>	<http://www.w3.org/2000/01/rdf-schema#label>	"Portrait by Jan van Eyck" .
<http://caligraph.org/ontology/Portrait_by_Jan_van_Eyck>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Portraits_by_Jan_van_Eyck> .