<http://caligraph.org/ontology/American_polka_group>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:American_polka_groups> .
<http://caligraph.org/ontology/American_polka_group>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/American_folk_musical_group> .
<http://caligraph.org/ontology/American_polka_group>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/American_polka_group>	<http://www.w3.org/2000/01/rdf-schema#label>	"American polka group" .
<http://caligraph.org/ontology/American_polka_group>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Polka_group> .
<http://caligraph.org/ontology/American_polka_group>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/American_dance_music_group> .