<http://caligraph.org/ontology/Dutch_Top_40_number-one_single>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Number-one_single_in_the_Netherlands> .
<http://caligraph.org/ontology/Number-one_single_in_the_Netherlands>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Number-one_single> .
<http://caligraph.org/ontology/Number-one_single_in_the_Netherlands>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/Mega_Top_50_number-one_single>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Number-one_single_in_the_Netherlands> .
<http://caligraph.org/ontology/Number-one_single_in_the_Netherlands>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Number-one_singles_in_the_Netherlands> .
<http://caligraph.org/ontology/Number-one_single_in_the_Netherlands>	<http://www.w3.org/2000/01/rdf-schema#label>	"Number-one single in the Netherlands" .