<http://caligraph.org/resource/Ivan_Yefremov>	<http://caligraph.org/ontology/academicDiscipline>	<http://caligraph.org/resource/Paleontology> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://caligraph.org/ontology/almaMater>	<http://caligraph.org/resource/Saint_Petersburg_Mining_University> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_paleontologists> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/New_Age_writer> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://caligraph.org/ontology/deathPlace>	<http://caligraph.org/resource/Soviet_Union> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Russian_scientists_by_century> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Soviet_male_writer> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Soviet_paleontologists> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Russian_scientists> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Person_of_the_Russian_Civil_War> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://caligraph.org/ontology/type>	<http://caligraph.org/resource/Learned_society> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:1908_births> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Soviet_male_writers> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://caligraph.org/ontology/birthPlace>	<http://caligraph.org/resource/Saint_Petersburg_Governorate> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Hero_of_the_Soviet_Union> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Russian_professors> .
<http://caligraph.org/resource/Razor\u0027s_Edge_(novel)>	<http://caligraph.org/ontology/author>	<http://caligraph.org/resource/Ivan_Yefremov> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:New_Age_writers> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Russian_scientist> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Russian_science_fiction_writers> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://caligraph.org/ontology/deathPlace>	<http://caligraph.org/resource/Saint_Petersburg> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_Russian-language_writers> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/2004/02/skos/core#altLabel>	"Efremov" .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://caligraph.org/ontology/occupation>	<http://caligraph.org/resource/Paleontology> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Enemies_(1953_film)> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://caligraph.org/ontology/birthDate>	"1908-04-23" .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/1972> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Soviet_science_fiction_writers> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Fellows_of_the_Linnean_Society_of_London> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_Russian_people> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_Russian_scientists> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Komarovo,_Saint_Petersburg> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://caligraph.org/ontology/birthPlace>	<http://caligraph.org/resource/Russian_Empire> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Taphonomist> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Soviet_scientist> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Recipient_of_the_Order_of_the_Red_Banner_of_Labour> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/2004/02/skos/core#altLabel>	"Ivan Antonovich Efremov" .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Russian-language_novelist> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Russian_science_fiction_writer> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/2002/07/owl#sameAs>	<http://dbpedia.org/resource/Ivan_Yefremov> .
<http://caligraph.org/resource/The_Bull\u0027s_Hour>	<http://caligraph.org/ontology/author>	<http://caligraph.org/resource/Ivan_Yefremov> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://caligraph.org/ontology/deathYear>	"1972" .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/20th-century_Russian_male_writer> .
<http://caligraph.org/resource/Stellar_Ships>	<http://caligraph.org/ontology/author>	<http://caligraph.org/resource/Ivan_Yefremov> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Russian-language_writer> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://caligraph.org/ontology/birthPlace>	<http://caligraph.org/resource/Leningrad_Oblast> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Soviet_paleontologist> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_geologists> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:People_from_Tsarskoselsky_Uyezd> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://caligraph.org/ontology/birthName>	"Ivan Antipovich Yefremov" .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Saint_Petersburg_Mining_University_alumni> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Taphonomists> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_science-fiction_authors> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://caligraph.org/ontology/birthYear>	"1908" .
<http://caligraph.org/resource/Helena_Roerich>	<http://caligraph.org/ontology/influenced>	<http://caligraph.org/resource/Ivan_Yefremov> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/2004/02/skos/core#altLabel>	"Ivan Efremov" .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Person_from_Gatchinsky_District> .
<http://caligraph.org/resource/The_Land_of_Foam>	<http://caligraph.org/ontology/author>	<http://caligraph.org/resource/Ivan_Yefremov> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Recipient_of_the_Stalin_Prize> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:20th-century_Russian_male_writers> .
<http://caligraph.org/resource/Andromeda:_A_Space-Age_Tale>	<http://caligraph.org/ontology/author>	<http://caligraph.org/resource/Ivan_Yefremov> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://caligraph.org/ontology/deathDate>	"1972-10-05" .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/2004/02/skos/core#prefLabel>	"Ivan Yefremov" .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Recipients_of_the_Order_of_the_Red_Banner_of_Labour> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Soviet_science_fiction_writer> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Prosecutor_general_of_the_Russian_Empire> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_Russian-language_novelists> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Stalin_Prize_winner> .
<http://caligraph.org/resource/Cutty_Sark_(short_story)>	<http://caligraph.org/ontology/author>	<http://caligraph.org/resource/Ivan_Yefremov> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Soviet_philosopher> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Soviet_professor> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_Heroes_of_the_Soviet_Union_(Y)> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/20th-century_Russian_philosopher> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:People_of_the_Russian_Civil_War> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Soviet_scientists> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://caligraph.org/ontology/genre>	<http://caligraph.org/resource/Historical_fiction> .
<http://caligraph.org/resource/The_Heart_of_the_Serpent>	<http://caligraph.org/ontology/author>	<http://caligraph.org/resource/Ivan_Yefremov> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Soviet_professors> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_recipients_of_the_Stalin_Prize> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/1972_death> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/1972_in_literature> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Governor_of_Kurgan_Oblast> .
<http://caligraph.org/resource/Road_of_Winds>	<http://caligraph.org/ontology/author>	<http://caligraph.org/resource/Ivan_Yefremov> .
<http://caligraph.org/ontology/RestrictionHasValue_author_Ivan%20Yefremov>	<http://www.w3.org/2002/07/owl#hasValue>	<http://caligraph.org/resource/Ivan_Yefremov> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Fellow_of_the_Linnean_Society_of_London> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://caligraph.org/ontology/deathPlace>	<http://caligraph.org/resource/Russian_Soviet_Federative_Socialist_Republic> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Moscow_Military_District> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:People_from_Gatchinsky_District> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:20th-century_Russian_philosophers> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Elephant_(2019_film)> .
<http://caligraph.org/resource/Thais_of_Athens>	<http://caligraph.org/ontology/author>	<http://caligraph.org/resource/Ivan_Yefremov> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:1972_deaths> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/2000/01/rdf-schema#label>	"Ivan Yefremov" .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/2004/02/skos/core#altLabel>	"Efremov's" .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Soviet_philosophers> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/2004/02/skos/core#altLabel>	"Fyodor Yefremov" .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Panfilov\u0027s_28_Men> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Russian_paleontologist> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Russian_paleontologists> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/2004/02/skos/core#altLabel>	"Yefremov" .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Geologist> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://caligraph.org/ontology/genre>	<http://caligraph.org/resource/Science_fiction> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Paleontological_Institute,_Russian_Academy_of_Sciences> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Saint_Petersburg_Mining_University_alumnus> .
<http://caligraph.org/resource/The_Andromeda_Nebula>	<http://caligraph.org/ontology/writer>	<http://caligraph.org/resource/Ivan_Yefremov> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://caligraph.org/ontology/language>	<http://caligraph.org/resource/Russian_language> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/2004/02/skos/core#altLabel>	"Ivan Antonovich Yefremov" .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Stalin_Prize_winners> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Russian_professor> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/1908_birth> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#NamedIndividual> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://caligraph.org/ontology/birthPlace>	<http://caligraph.org/resource/Gatchinsky_District> .
<http://caligraph.org/resource/Ivan_Yefremov>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Person_from_Tsarskoselsky_Uyezd> .