<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Scientists_by_ethnicity> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Scientists_by_field> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Scientists_by_nationality> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Scientists_by_nationality_and_century> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Scientists_by_institution> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Fellow_of_the_American_Astronomical_Society> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Scientists> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Scientists_by_century> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Amherst_College_alumnus> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Amherst_College_person> .
<http://caligraph.org/resource/David_Helfand>	<http://caligraph.org/ontology/doctoralStudent>	<http://caligraph.org/resource/Elizabeth_Blanton> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Scientists_by_continent> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Scientists_by_country_and_city> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Scientists_by_century_and_nationality> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/2002/07/owl#sameAs>	<http://dbpedia.org/resource/David_Helfand> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Scientists_by_city> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/2000/01/rdf-schema#label>	"David Helfand" .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:American_skeptics> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Naturalists_by_century> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Living_people> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/2004/02/skos/core#prefLabel>	"David Helfand" .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Veritas_Forum> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/University_of_Massachusetts_Amherst_alumni> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Scientists_by_period> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Scientists_by_religion> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Fellows_of_the_American_Astronomical_Society> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_Amherst_College_people> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#NamedIndividual> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Primetime_Emmy_Award_for_Outstanding_Single-Camera_Picture_Editing_for_a_Comedy_Series> .
<http://caligraph.org/resource/David_Helfand>	<http://caligraph.org/ontology/doctoralAdvisor>	<http://caligraph.org/resource/Joseph_Hooton_Taylor_Jr.> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/American_skeptic> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Living_person> .
<http://caligraph.org/resource/Jada_Rowland>	<http://caligraph.org/ontology/spouse>	<http://caligraph.org/resource/David_Helfand> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Amherst_College_alumni> .
<http://caligraph.org/resource/David_Helfand>	<http://caligraph.org/ontology/almaMater>	<http://caligraph.org/resource/Amherst_College> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Canadian_university_and_college_chief_executive> .
<http://caligraph.org/resource/David_Helfand>	<http://caligraph.org/ontology/almaMater>	<http://caligraph.org/resource/University_of_Massachusetts_Amherst> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_living_people> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Scientist> .
<http://caligraph.org/resource/David_Helfand>	<http://caligraph.org/ontology/academicDiscipline>	<http://caligraph.org/resource/Astrophysics> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/American_Astronomical_Society> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/2004/02/skos/core#altLabel>	"Dr. David Helfand" .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/2004/02/skos/core#altLabel>	"David J. Helfand" .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Birth> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Lists_of_scientists_by_field> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Lists_of_scientists_by_membership> .
<http://caligraph.org/resource/David_Helfand>	<http://caligraph.org/ontology/knownFor>	<http://caligraph.org/resource/Quest_University> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Lists_of_scientists> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Lists_of_living_people> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Lists_of_scientists_by_award> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Canadian_university_and_college_chief_executives> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Lists_of_scientists_by_nationality> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Lists_of_scientists_by_religion> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Scientists_by_field_and_continent> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Scientists_by_field_and_nationality> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Quest_University> .
<http://caligraph.org/resource/David_Helfand>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_University_of_Massachusetts_Amherst_alumni> .