<http://caligraph.org/ontology/1964_birth>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1960s_birth> .
<http://caligraph.org/ontology/1960s_birth>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/20th-century_birth> .
<http://caligraph.org/ontology/1960s_birth>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:1960s_births> .
<http://caligraph.org/ontology/1961_birth>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1960s_birth> .
<http://caligraph.org/ontology/1968_birth>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1960s_birth> .
<http://caligraph.org/ontology/1962_birth>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1960s_birth> .
<http://caligraph.org/ontology/1963_birth>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1960s_birth> .
<http://caligraph.org/ontology/1960s_birth>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/1966_birth>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1960s_birth> .
<http://caligraph.org/ontology/1965_birth>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1960s_birth> .
<http://caligraph.org/ontology/1967_birth>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1960s_birth> .
<http://caligraph.org/ontology/1960s_birth>	<http://www.w3.org/2000/01/rdf-schema#label>	"1960s birth" .
<http://caligraph.org/ontology/1960_birth>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1960s_birth> .
<http://caligraph.org/ontology/1969_birth>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1960s_birth> .