<http://caligraph.org/ontology/New_York_Central_Railroad_bridge>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Railway_bridge_in_the_United_States> .
<http://caligraph.org/ontology/Delaware,_Lackawanna_and_Western_Railroad_bridge>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Railway_bridge_in_the_United_States> .
<http://caligraph.org/ontology/Railway_bridge_on_the_National_Register_of_Historic_Places>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Railway_bridge_in_the_United_States> .
<http://caligraph.org/ontology/Railway_bridge_in_Washington,_D.C.>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Railway_bridge_in_the_United_States> .
<http://caligraph.org/ontology/Railway_bridge_in_the_United_States>	<http://www.w3.org/2000/01/rdf-schema#label>	"Railway bridge in the United States" .
<http://caligraph.org/ontology/Former_railway_bridge_in_the_United_States>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Railway_bridge_in_the_United_States> .
<http://caligraph.org/ontology/Reading_Railroad_bridge>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Railway_bridge_in_the_United_States> .
<http://caligraph.org/ontology/Kansas_City_Southern_Railway_bridge>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Railway_bridge_in_the_United_States> .
<http://caligraph.org/ontology/Great_Northern_Railway_(U.S.)_bridge>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Railway_bridge_in_the_United_States> .
<http://caligraph.org/ontology/BNSF_Railway_bridge>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Railway_bridge_in_the_United_States> .
<http://caligraph.org/ontology/Baltimore_and_Ohio_Railroad_bridge>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Railway_bridge_in_the_United_States> .
<http://caligraph.org/ontology/Interstate_railroad_bridge_in_the_United_States>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Railway_bridge_in_the_United_States> .
<http://caligraph.org/ontology/Canadian_Pacific_Railway_bridge_in_the_United_States>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Railway_bridge_in_the_United_States> .
<http://caligraph.org/ontology/Pennsylvania_Railroad_bridge>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Railway_bridge_in_the_United_States> .
<http://caligraph.org/ontology/Road-rail_bridge_in_the_United_States>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Railway_bridge_in_the_United_States> .
<http://caligraph.org/ontology/Railway_bridge_in_the_United_States>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/New_York,_New_Haven_and_Hartford_Railroad_bridge>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Railway_bridge_in_the_United_States> .
<http://caligraph.org/ontology/Erie_Railroad_bridge>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Railway_bridge_in_the_United_States> .
<http://caligraph.org/ontology/CSX_Transportation_bridge>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Railway_bridge_in_the_United_States> .
<http://caligraph.org/ontology/Railway_bridge_in_the_United_States>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Railway_bridges_in_the_United_States> .
<http://caligraph.org/ontology/Railway_bridge_in_the_United_States>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Railway_building_or_structure_in_the_United_States> .
<http://caligraph.org/ontology/Railway_bridge_in_the_United_States>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Railway_bridges_in_the_United_States_by_company> .
<http://caligraph.org/ontology/Railway_bridge_in_the_United_States>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Bridge_in_the_United_States> .
<http://caligraph.org/ontology/Railway_bridge_in_the_United_States>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Railroad_bridges_in_the_United_States_by_state> .
<http://caligraph.org/ontology/Norfolk_Southern_Railway_bridge>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Railway_bridge_in_the_United_States> .
<http://caligraph.org/ontology/Amtrak_bridge>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Railway_bridge_in_the_United_States> .
<http://caligraph.org/ontology/Canadian_National_Railway_bridge_in_the_United_States>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Railway_bridge_in_the_United_States> .
<http://caligraph.org/ontology/Railway_bridge_in_the_United_States>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Railway_bridge_in_North_America> .
<http://caligraph.org/ontology/Union_Pacific_Railroad_bridge>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Railway_bridge_in_the_United_States> .