<http://caligraph.org/ontology/Romanian_opera_singer>	<http://www.w3.org/2000/01/rdf-schema#label>	"Romanian opera singer" .
<http://caligraph.org/ontology/21st-century_Romanian_opera_singer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Romanian_opera_singer> .
<http://caligraph.org/ontology/Romanian_opera_singer>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Romanian_opera_singers> .
<http://caligraph.org/ontology/20th-century_Romanian_opera_singer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Romanian_opera_singer> .
<http://caligraph.org/ontology/Romanian_opera_singer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/RestrictionHasValue_genre_Opera> .
<http://caligraph.org/ontology/Romanian_opera_singer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Opera_singer> .
<http://caligraph.org/ontology/Romanian_male_opera_singer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Romanian_opera_singer> .
<http://caligraph.org/ontology/Romanian_opera_singer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Romanian_singer> .
<http://caligraph.org/ontology/Romanian_opera_singer>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/Romanian_women_opera_singer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Romanian_opera_singer> .
<http://caligraph.org/ontology/19th-century_Romanian_opera_singer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Romanian_opera_singer> .