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<http://caligraph.org/ontology/2018_mass_shooting_in_the_United_States>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:2018_mass_shootings_in_the_United_States> .
<http://caligraph.org/ontology/2018_mass_shooting_in_the_United_States>	<http://www.w3.org/2000/01/rdf-schema#label>	"2018 mass shooting in the United States" .
<http://caligraph.org/ontology/2018_mass_shooting_in_the_United_States>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Mass_shooting_in_the_United_States> .
<http://caligraph.org/ontology/2018_mass_shooting_in_the_United_States>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_mass_shootings_in_the_United_States_in_2018> .