<http://caligraph.org/ontology/1720s_birth>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/18th-century_birth> .
<http://caligraph.org/ontology/1740s_birth>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/18th-century_birth> .
<http://caligraph.org/ontology/18th-century_birth>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/1800_birth>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/18th-century_birth> .
<http://caligraph.org/ontology/18th-century_birth>	<http://www.w3.org/2000/01/rdf-schema#label>	"18th-century birth" .
<http://caligraph.org/ontology/1770s_birth>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/18th-century_birth> .
<http://caligraph.org/ontology/1760s_birth>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/18th-century_birth> .
<http://caligraph.org/ontology/1790s_birth>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/18th-century_birth> .
<http://caligraph.org/ontology/1710s_birth>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/18th-century_birth> .
<http://caligraph.org/ontology/18th-century_birth>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:18th-century_births> .
<http://caligraph.org/ontology/1730s_birth>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/18th-century_birth> .
<http://caligraph.org/ontology/18th-century_birth>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/2nd-millennium_birth> .
<http://caligraph.org/ontology/1780s_birth>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/18th-century_birth> .
<http://caligraph.org/ontology/1700s_birth>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/18th-century_birth> .
<http://caligraph.org/ontology/1750s_birth>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/18th-century_birth> .