<http://caligraph.org/resource/Gert_van_Rooyen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_serial_killers_by_country> .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://caligraph.org/ontology/deathPlace>	<http://caligraph.org/resource/Pretoria> .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://caligraph.org/ontology/birthDate>	"1937-06-21" .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/1990_in_South_Africa> .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/1990_suicide> .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://caligraph.org/ontology/deathYear>	"1990" .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Death> .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_South_Africans> .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Criminal_duos> .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Suicide_in_South_Africa> .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://caligraph.org/ontology/deathPlace>	<http://caligraph.org/resource/South_Africa> .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://caligraph.org/ontology/deathDate>	"1990-01-15" .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/South_African_criminal> .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/South_African_serial_killer> .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Criminal_duo> .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:South_African_murderers_of_children> .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/South_African_murderer_of_children> .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Male_serial_killer> .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://caligraph.org/ontology/birthYear>	"1938" .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:South_African_criminals> .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://www.w3.org/2004/02/skos/core#prefLabel>	"Gert van Rooyen" .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/South_Africans> .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://caligraph.org/ontology/birthPlace>	<http://caligraph.org/resource/Union_of_South_Africa> .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:South_African_serial_killers> .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Kidnappings_in_South_Africa> .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Suicides_by_jumping_in_South_Africa> .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/1938_birth> .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Suicides_in_South_Africa> .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Suicides_by_firearm_in_South_Africa> .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Suicides_by_hanging_in_South_Africa> .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://caligraph.org/ontology/country>	<http://caligraph.org/resource/South_Africa> .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://caligraph.org/ontology/deathCause>	<http://caligraph.org/resource/Suicide> .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:1938_births> .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:1990_suicides> .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://www.w3.org/2004/02/skos/core#altLabel>	"Cornelius Gerhardus 'Gert' van Rooyen" .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://www.w3.org/2000/01/rdf-schema#label>	"Gert van Rooyen" .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Male_serial_killers> .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://www.w3.org/2002/07/owl#sameAs>	<http://dbpedia.org/resource/Gert_van_Rooyen> .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Kidnapping_in_South_Africa> .
<http://caligraph.org/resource/Gert_van_Rooyen>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#NamedIndividual> .