<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/1876_birth> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://caligraph.org/ontology/birthPlace>	<http://caligraph.org/resource/Massachusetts> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/American_civil_engineer> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Norwegian_emigrant_to_the_United_States> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/2000/01/rdf-schema#label>	"Nils F. Ambursen" .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Person_from_Fredrikstad> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:People_from_Skien> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:20th-century_American_inventors> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/2004/02/skos/core#altLabel>	"Ambursen Hydraulic Construction Company" .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:20th-century_American_engineers> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://caligraph.org/ontology/birthPlace>	<http://caligraph.org/resource/New_Hampshire> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://caligraph.org/ontology/deathYear>	"1953" .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:American_patent_holders> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/2004/02/skos/core#prefLabel>	"Nils F. Ambursen" .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://caligraph.org/ontology/birthPlace>	<http://caligraph.org/resource/Suffolk_County,_Massachusetts> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Norwegian_civil_engineer> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Fredrikstad> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/American_company_founder> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:American_civil_engineers> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/2004/02/skos/core#altLabel>	"Ambursen dam" .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Norwegian_emigrants_to_the_United_States> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Norwegian_inventors> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/1953_death> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://caligraph.org/ontology/birthYear>	"1876" .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/American_patent_holder> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/19th-century_American_engineer> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/2002/07/owl#sameAs>	<http://dbpedia.org/resource/Nils_F._Ambursen> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://caligraph.org/ontology/birthPlace>	<http://caligraph.org/resource/Skien> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/2004/02/skos/core#altLabel>	"Ambursen-type dams" .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Person_from_Boston> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:19th-century_American_engineers> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_people_from_Boston> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/2004/02/skos/core#altLabel>	"Ambursen" .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:1876_births> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/20th-century_American_engineer> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Concrete_pioneers> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/19th-century_Norwegian_person> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/2004/02/skos/core#altLabel>	"ambursen-type" .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://caligraph.org/ontology/birthPlace>	<http://caligraph.org/resource/Telemark> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/20th-century_American_inventor> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:1953_deaths> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#NamedIndividual> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://caligraph.org/ontology/birthPlace>	<http://caligraph.org/resource/Fredrikstad> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Norwegian_inventor> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://caligraph.org/ontology/birthPlace>	<http://caligraph.org/resource/Norway> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:People_from_Boston_by_occupation> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Concrete_pioneer> .
<http://caligraph.org/resource/River_Mill_Hydroelectric_Project>	<http://caligraph.org/ontology/architect>	<http://caligraph.org/resource/Nils_F._Ambursen> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:American_company_founders> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:People_from_Boston> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://caligraph.org/ontology/occupation>	<http://caligraph.org/resource/Invention> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:People_from_Fredrikstad> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://caligraph.org/ontology/birthPlace>	<http://caligraph.org/resource/Boston> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://caligraph.org/ontology/birthPlace>	<http://caligraph.org/resource/%C3%98stfold> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Norwegian_civil_engineers> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Person_from_Skien> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:19th-century_Norwegian_people> .
<http://caligraph.org/resource/Nils_F._Ambursen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:19th-century_Norwegian_people_by_occupation> .