<http://caligraph.org/ontology/Student_organization_established_in_1981>	<http://www.w3.org/2000/01/rdf-schema#label>	"Student organization established in 1981" .
<http://caligraph.org/ontology/Student_organization_established_in_1981>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Student_organization_established_in_the_1980s> .
<http://caligraph.org/ontology/Student_organization_established_in_1981>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Organization_established_in_1981> .
<http://caligraph.org/ontology/Student_organization_established_in_1981>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Student_organizations_established_in_1981> .
<http://caligraph.org/ontology/Student_organization_established_in_1981>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .