<http://caligraph.org/ontology/9th-century_Iranian_mathematician>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/9th-century_mathematician> .
<http://caligraph.org/ontology/9th-century_Indian_mathematician>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/9th-century_mathematician> .
<http://caligraph.org/ontology/9th-century_mathematician>	<http://www.w3.org/2000/01/rdf-schema#label>	"9th-century mathematician" .
<http://caligraph.org/ontology/9th-century_mathematician>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:9th-century_mathematicians> .
<http://caligraph.org/ontology/9th-century_mathematician>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Medieval_mathematician> .
<http://caligraph.org/ontology/9th-century_mathematician>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:9th-century_mathematicians_by_nationality> .
<http://caligraph.org/ontology/9th-century_mathematician>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .