<http://caligraph.org/ontology/Mining_disaster_in_Belgium>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Man-made_disaster_in_Belgium> .
<http://caligraph.org/ontology/Man-made_disaster_in_Belgium>	<http://www.w3.org/2000/01/rdf-schema#label>	"Man-made disaster in Belgium" .
<http://caligraph.org/ontology/Man-made_disaster_in_Belgium>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Disaster_in_Belgium> .
<http://caligraph.org/ontology/Transport_disaster_in_Belgium>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Man-made_disaster_in_Belgium> .
<http://caligraph.org/ontology/Man-made_disaster_in_Belgium>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/Man-made_disaster_in_Belgium>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Man-made_disaster_in_Europe> .
<http://caligraph.org/ontology/Man-made_disaster_in_Belgium>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Man-made_disasters_in_Belgium> .