<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Maritime_incidents_in_the_United_States> .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Ship_built_in_Cleveland> .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<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/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/2000/01/rdf-schema#label>	"Lucy Walker steamboat disaster" .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:19th-century_explosions> .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/2004/02/skos/core#altLabel>	"steamboat, ''Lucy Walker'', exploded" .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Maritime_boiler_explosions> .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Steamship_of_the_United_States> .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:1843_ships> .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_maritime_disasters_in_the_19th_century> .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<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/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Steamships_of_the_United_States> .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/October_1844_event> .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://caligraph.org/ontology/country>	<http://caligraph.org/resource/United_States> .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Transportation_disasters_in_Kentucky> .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/2004/02/skos/core#altLabel>	"steamboat" .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Transportation_disasters_in_Indiana> .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Maritime_incident_in_the_United_States> .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/2004/02/skos/core#prefLabel>	"Lucy Walker steamboat disaster" .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/1843_ship> .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Shipwrecks_of_the_Ohio_River> .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Maritime_incidents_in_October_1844> .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Maritime_boiler_explosion> .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:October_1844_events> .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Maritime_incident_in_October_1844> .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/2004/02/skos/core#altLabel>	"Lucy Walker steamboat" .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_explosions> .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Shipwreck_of_the_Ohio_River> .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Maritime_disaster_in_the_19th_century> .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/2004/02/skos/core#altLabel>	"''Lucy Walker'' steamboat disaster" .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Ships_built_in_Cleveland> .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Transportation_disaster_in_Kentucky> .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Transportation_disaster_in_Indiana> .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#NamedIndividual> .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://caligraph.org/ontology/builder>	<http://caligraph.org/resource/Ohio> .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/2002/07/owl#sameAs>	<http://dbpedia.org/resource/Lucy_Walker_steamboat_disaster> .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/2004/02/skos/core#altLabel>	"''Lucy Walker''" .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/2004/02/skos/core#altLabel>	"Lucy Walker" .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://caligraph.org/ontology/builder>	<http://caligraph.org/resource/Cleveland> .
<http://caligraph.org/resource/Lucy_Walker_steamboat_disaster>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/19th-century_explosion> .