<http://caligraph.org/ontology/Nature_center>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Visitor_center> .
<http://caligraph.org/ontology/Nature_center_in_Denmark>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Nature_center> .
<http://caligraph.org/ontology/Nature_centre_in_the_United_Kingdom>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Nature_center> .
<http://caligraph.org/ontology/Nature_center>	<http://www.w3.org/2000/01/rdf-schema#label>	"Nature center" .
<http://caligraph.org/ontology/Nature_center>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Lists_of_nature_centres> .
<http://caligraph.org/ontology/Nature_center_in_the_United_States>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Nature_center> .
<http://caligraph.org/ontology/Nature_center_in_Japan>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Nature_center> .
<http://caligraph.org/ontology/Nature_center>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Environmental_interpretation_organization> .
<http://caligraph.org/ontology/Nature_centre_in_Australia>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Nature_center> .
<http://caligraph.org/ontology/Nature_center>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Nature_centers> .
<http://caligraph.org/ontology/Nature_centre_in_Hong_Kong>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Nature_center> .
<http://caligraph.org/ontology/Wildlife_rehabilitation_and_conservation_center>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Nature_center> .
<http://caligraph.org/ontology/Nature_center>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Outdoor_education_organization> .
<http://caligraph.org/ontology/Nature_center>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_nature_centers> .
<http://caligraph.org/ontology/Nature_centre_in_Canada>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Nature_center> .
<http://caligraph.org/ontology/Nature_center>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/Nature_centre_in_Germany>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Nature_center> .