<http://caligraph.org/ontology/Number-one_dance_single_of_1990_(U.S.)>	<http://www.w3.org/2000/01/rdf-schema#label>	"Number-one dance single of 1990 (U.S.)" .
<http://caligraph.org/ontology/Number-one_dance_single_of_1990_(U.S.)>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://www.w3.org/2002/07/owl#Thing> .
<http://caligraph.org/ontology/Number-one_dance_single_of_1990_(U.S.)>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_number-one_dance_singles_of_1990_(U.S.)> .
<http://caligraph.org/ontology/Number-one_dance_single_of_1990_(U.S.)>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .