<http://caligraph.org/resource/Frederick_Graff>	<http://caligraph.org/ontology/birthPlace>	<http://caligraph.org/resource/Maryland> .
<http://caligraph.org/resource/Frederick_Graff>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Herndon_Monument> .
<http://caligraph.org/resource/Frederick_Graff>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:People_from_Philadelphia> .
<http://caligraph.org/resource/Frederick_Graff>	<http://caligraph.org/ontology/discipline>	<http://caligraph.org/resource/Hydraulic_engineering> .
<http://caligraph.org/resource/Frederick_Graff>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:People_from_Philadelphia_by_occupation> .
<http://caligraph.org/resource/Frederick_Graff>	<http://caligraph.org/ontology/significantProject>	<http://caligraph.org/resource/Fairmount_Water_Works> .
<http://caligraph.org/resource/Frederick_Graff>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/1775_birth> .
<http://caligraph.org/resource/Frederick_Graff>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Engineer_from_Pennsylvania> .
<http://caligraph.org/resource/Frederick_Graff>	<http://caligraph.org/ontology/birthPlace>	<http://caligraph.org/resource/New_Jersey> .
<http://caligraph.org/resource/Frederick_Graff>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_burials_at_Laurel_Hill_Cemetery> .
<http://caligraph.org/resource/Frederick_Graff>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:American_canal_engineers> .
<http://caligraph.org/resource/Frederick_Graff>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Burials_at_Laurel_Hill_Cemetery_(Philadelphia)> .
<http://caligraph.org/resource/Frederick_Graff>	<http://caligraph.org/ontology/birthDate>	"1775-08-27" .
<http://caligraph.org/resource/Frederick_Graff>	<http://www.w3.org/2002/07/owl#sameAs>	<http://dbpedia.org/resource/Frederick_Graff> .
<http://caligraph.org/resource/Frederick_Graff>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:American_draughtsmen> .
<http://caligraph.org/resource/Frederick_Graff>	<http://caligraph.org/ontology/deathPlace>	<http://caligraph.org/resource/Pennsylvania> .
<http://caligraph.org/resource/Frederick_Graff>	<http://caligraph.org/ontology/occupation>	<http://caligraph.org/resource/Invention> .
<http://caligraph.org/resource/Frederick_Graff>	<http://caligraph.org/ontology/birthPlace>	<http://caligraph.org/resource/Philadelphia> .
<http://caligraph.org/resource/Frederick_Graff>	<http://caligraph.org/ontology/restingPlace>	<http://caligraph.org/resource/Laurel_Hill_Cemetery> .
<http://caligraph.org/resource/Frederick_Graff>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Frederick_(given_name)> .
<http://caligraph.org/resource/Frederick_Graff>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#NamedIndividual> .
<http://caligraph.org/resource/Frederick_Graff>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:19th-century_American_inventors> .
<http://caligraph.org/resource/Frederick_Graff>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Hydraulic_engineer> .
<http://caligraph.org/resource/Frederick_Graff>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:1775_births> .
<http://caligraph.org/resource/Frederick_Graff>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_people_from_Philadelphia> .
<http://caligraph.org/resource/Frederick_Graff>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Person_from_Philadelphia> .
<http://caligraph.org/resource/Frederick_Graff>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/1847_death> .
<http://caligraph.org/resource/Frederick_Graff>	<http://www.w3.org/2000/01/rdf-schema#label>	"Frederick Graff" .
<http://caligraph.org/resource/Frederick_Graff>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/19th-century_American_engineer> .
<http://caligraph.org/resource/Frederick_Graff>	<http://caligraph.org/ontology/birthPlace>	<http://caligraph.org/resource/Pennsylvania> .
<http://caligraph.org/resource/Frederick_Graff>	<http://caligraph.org/ontology/birthYear>	"1775" .
<http://caligraph.org/resource/Frederick_Graff>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/American_draughtsman> .
<http://caligraph.org/resource/Frederick_Graff>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/19th-century_American_inventor> .
<http://caligraph.org/resource/Frederick_Graff>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Hydraulic_engineers> .
<http://caligraph.org/resource/Frederick_Graff>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Engineers_from_Pennsylvania> .
<http://caligraph.org/resource/Frederick_Graff>	<http://caligraph.org/ontology/deathPlace>	<http://caligraph.org/resource/Philadelphia> .
<http://caligraph.org/resource/Frederick_Graff>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/American_canal_engineer> .
<http://caligraph.org/resource/Fairmount_Water_Works>	<http://caligraph.org/ontology/architect>	<http://caligraph.org/resource/Frederick_Graff> .
<http://caligraph.org/resource/Frederick_Graff>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:19th-century_American_engineers> .
<http://caligraph.org/resource/Frederick_Graff>	<http://caligraph.org/ontology/deathYear>	"1847" .
<http://caligraph.org/resource/Frederick_Graff>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Burial_at_Laurel_Hill_Cemetery_(Philadelphia)> .
<http://caligraph.org/resource/Frederick_Graff>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:American_carpenters> .
<http://caligraph.org/resource/Frederick_Graff>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:1847_deaths> .
<http://caligraph.org/resource/Frederick_Graff>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/American_carpenter> .
<http://caligraph.org/resource/Frederick_Graff>	<http://caligraph.org/ontology/deathPlace>	<http://caligraph.org/resource/United_States> .
<http://caligraph.org/resource/Frederick_Graff>	<http://www.w3.org/2004/02/skos/core#prefLabel>	"Frederick Graff" .
<http://caligraph.org/resource/Frederick_Graff>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/1775> .