<http://caligraph.org/ontology/Latvian_heavy_metal_musical_group>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Latvian_heavy_metal_musical_groups> .
<http://caligraph.org/ontology/Latvian_heavy_metal_musical_group>	<http://www.w3.org/2000/01/rdf-schema#label>	"Latvian heavy metal musical group" .
<http://caligraph.org/ontology/Latvian_black_metal_musical_group>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Latvian_heavy_metal_musical_group> .
<http://caligraph.org/ontology/Latvian_heavy_metal_musical_group>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Latvian_rock_music_group> .
<http://caligraph.org/ontology/Latvian_folk_metal_musical_group>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Latvian_heavy_metal_musical_group> .
<http://caligraph.org/ontology/Latvian_heavy_metal_musical_group>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Heavy_metal_musical_group> .
<http://caligraph.org/ontology/Latvian_heavy_metal_musical_group>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .