<http://caligraph.org/ontology/18th-century_women_opera_singer_of_the_Russian_Empire>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/18th-century_opera_singer_of_the_Russian_Empire> .
<http://caligraph.org/ontology/18th-century_opera_singer_of_the_Russian_Empire>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Opera_singer_of_the_Russian_Empire> .
<http://caligraph.org/ontology/18th-century_opera_singer_of_the_Russian_Empire>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/18th-century_opera_singer> .
<http://caligraph.org/ontology/18th-century_opera_singer_of_the_Russian_Empire>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:18th-century_opera_singers_of_the_Russian_Empire> .
<http://caligraph.org/ontology/18th-century_opera_singer_of_the_Russian_Empire>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/18th-century_opera_singer_of_the_Russian_Empire>	<http://www.w3.org/2000/01/rdf-schema#label>	"18th-century opera singer of the Russian Empire" .
<http://caligraph.org/ontology/18th-century_opera_singer_of_the_Russian_Empire>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/18th-century_singer_of_the_Russian_Empire> .