<http://caligraph.org/ontology/Viaduct_engineer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Bridge_engineer> .
<http://caligraph.org/ontology/Spanish_bridge_engineer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Bridge_engineer> .
<http://caligraph.org/ontology/British_bridge_engineer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Bridge_engineer> .
<http://caligraph.org/ontology/Bridge_engineer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Structural_engineer> .
<http://caligraph.org/ontology/Ukrainian_bridge_engineer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Bridge_engineer> .
<http://caligraph.org/ontology/Chinese_bridge_engineer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Bridge_engineer> .
<http://caligraph.org/ontology/Bridge_engineer>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Bridge_engineers_by_nationality> .
<http://caligraph.org/ontology/Bridge_engineer>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/American_bridge_engineer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Bridge_engineer> .
<http://caligraph.org/ontology/Bridge_engineer>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Bridge_engineers> .
<http://caligraph.org/ontology/Bridge_engineer>	<http://www.w3.org/2000/01/rdf-schema#label>	"Bridge engineer" .
<http://caligraph.org/ontology/French_bridge_engineer>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Bridge_engineer> .