<http://caligraph.org/ontology/19th-century_German_male_opera_singer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/19th-century_male_opera_singer> .
<http://caligraph.org/ontology/19th-century_Colombian_male_opera_singer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/19th-century_male_opera_singer> .
<http://caligraph.org/ontology/19th-century_Czech_male_opera_singer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/19th-century_male_opera_singer> .
<http://caligraph.org/ontology/19th-century_Hungarian_male_opera_singer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/19th-century_male_opera_singer> .
<http://caligraph.org/ontology/19th-century_male_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/19th-century_Austrian_male_opera_singer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/19th-century_male_opera_singer> .
<http://caligraph.org/ontology/19th-century_Canadian_male_opera_singer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/19th-century_male_opera_singer> .
<http://caligraph.org/ontology/19th-century_Portuguese_male_opera_singer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/19th-century_male_opera_singer> .
<http://caligraph.org/ontology/19th-century_British_male_opera_singer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/19th-century_male_opera_singer> .
<http://caligraph.org/ontology/19th-century_Swedish_male_opera_singer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/19th-century_male_opera_singer> .
<http://caligraph.org/ontology/19th-century_Spanish_male_opera_singer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/19th-century_male_opera_singer> .
<http://caligraph.org/ontology/19th-century_male_opera_singer>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:19th-century_male_opera_singers> .
<http://caligraph.org/ontology/19th-century_male_opera_singer_of_the_Russian_Empire>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/19th-century_male_opera_singer> .
<http://caligraph.org/ontology/19th-century_Danish_male_opera_singer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/19th-century_male_opera_singer> .
<http://caligraph.org/ontology/19th-century_American_male_opera_singer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/19th-century_male_opera_singer> .
<http://caligraph.org/ontology/19th-century_Belgian_male_opera_singer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/19th-century_male_opera_singer> .
<http://caligraph.org/ontology/19th-century_Polish_male_opera_singer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/19th-century_male_opera_singer> .
<http://caligraph.org/ontology/19th-century_male_opera_singer>	<http://www.w3.org/2000/01/rdf-schema#label>	"19th-century male opera singer" .
<http://caligraph.org/ontology/19th-century_French_male_opera_singer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/19th-century_male_opera_singer> .
<http://caligraph.org/ontology/19th-century_Greek_male_opera_singer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/19th-century_male_opera_singer> .
<http://caligraph.org/ontology/19th-century_male_opera_singer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/19th-century_male_singer> .
<http://caligraph.org/ontology/19th-century_Swiss_male_opera_singer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/19th-century_male_opera_singer> .
<http://caligraph.org/ontology/19th-century_Finnish_male_opera_singer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/19th-century_male_opera_singer> .
<http://caligraph.org/ontology/19th-century_Irish_male_opera_singer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/19th-century_male_opera_singer> .
<http://caligraph.org/ontology/19th-century_male_opera_singer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/19th-century_opera_singer> .
<http://caligraph.org/ontology/19th-century_Italian_male_opera_singer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/19th-century_male_opera_singer> .