<http://caligraph.org/ontology/Amtrak_president>	<http://www.w3.org/2000/01/rdf-schema#label>	"Amtrak president" .
<http://caligraph.org/ontology/Amtrak_president>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/President> .
<http://caligraph.org/ontology/Amtrak_president>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Amtrak_presidents> .
<http://caligraph.org/ontology/Amtrak_president>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Amtrak_person> .
<http://caligraph.org/ontology/Amtrak_president>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/RestrictionHasValue_knownFor_Amtrak> .
<http://caligraph.org/ontology/Amtrak_president>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .