<http://caligraph.org/resource/Preble_Box_Toe_Company_explosion>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Explosions_in_1928> .
<http://caligraph.org/resource/Preble_Box_Toe_Company_explosion>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Explosion_in_1928> .
<http://caligraph.org/resource/Preble_Box_Toe_Company_explosion>	<http://www.w3.org/2002/07/owl#sameAs>	<http://dbpedia.org/resource/Preble_Box_Toe_Company_explosion> .
<http://caligraph.org/resource/Preble_Box_Toe_Company_explosion>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_disasters_in_the_United_States_by_death_toll> .
<http://caligraph.org/resource/Preble_Box_Toe_Company_explosion>	<http://www.w3.org/2004/02/skos/core#prefLabel>	"Preble Box Toe Company explosion" .
<http://caligraph.org/resource/Preble_Box_Toe_Company_explosion>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Disaster_in_Massachusetts> .
<http://caligraph.org/resource/Preble_Box_Toe_Company_explosion>	<http://www.w3.org/2000/01/rdf-schema#label>	"Preble Box Toe Company explosion" .
<http://caligraph.org/resource/Preble_Box_Toe_Company_explosion>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_disasters_in_Massachusetts_by_death_toll> .
<http://caligraph.org/resource/Preble_Box_Toe_Company_explosion>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Industrial_fire_or_explosion_in_the_United_States> .
<http://caligraph.org/resource/Preble_Box_Toe_Company_explosion>	<http://www.w3.org/2004/02/skos/core#altLabel>	"explosion at the Preble Box Toe Company" .
<http://caligraph.org/resource/Preble_Box_Toe_Company_explosion>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Factory_fires> .
<http://caligraph.org/resource/Preble_Box_Toe_Company_explosion>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Urban_fire_in_the_United_States> .
<http://caligraph.org/resource/Preble_Box_Toe_Company_explosion>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Explosions_in_Massachusetts> .
<http://caligraph.org/resource/Preble_Box_Toe_Company_explosion>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#NamedIndividual> .
<http://caligraph.org/resource/Preble_Box_Toe_Company_explosion>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Urban_fires_in_the_United_States> .
<http://caligraph.org/resource/Preble_Box_Toe_Company_explosion>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Factory_fire> .
<http://caligraph.org/resource/Preble_Box_Toe_Company_explosion>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/1928_disaster_in_the_United_States> .
<http://caligraph.org/resource/Preble_Box_Toe_Company_explosion>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Industrial_fires_and_explosions_in_the_United_States> .
<http://caligraph.org/resource/Preble_Box_Toe_Company_explosion>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:1928_disasters_in_the_United_States> .
<http://caligraph.org/resource/Preble_Box_Toe_Company_explosion>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Explosion_in_Massachusetts> .