<http://caligraph.org/resource/DuPont%20Powder%20Mill%20explosion_(18514489)>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Largest_artificial_non-nuclear_explosions> .
<http://caligraph.org/resource/DuPont%20Powder%20Mill%20explosion_(18514489)>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Explosion> .
<http://caligraph.org/resource/DuPont%20Powder%20Mill%20explosion_(18514489)>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#NamedIndividual> .
<http://caligraph.org/resource/DuPont%20Powder%20Mill%20explosion_(18514489)>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Man-made_disaster> .
<http://caligraph.org/resource/DuPont%20Powder%20Mill%20explosion_(18514489)>	<http://www.w3.org/2004/02/skos/core#prefLabel>	"DuPont Powder Mill explosion" .
<http://caligraph.org/resource/DuPont%20Powder%20Mill%20explosion_(18514489)>	<http://www.w3.org/2000/01/rdf-schema#label>	"DuPont Powder Mill explosion" .