What is the {academic discipline} for {studied by} of {history of the world}
What lesson would a understudy take to memorize world history?
What class would a student take to learn world history?
SELECT DISTINCT ?r WHERE { ?r rdf:type ontology:academic_discipline . resource:history_of_the_world property:studied_by ?r }
select distinct ?obj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q200325> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P2579> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj . ?obj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q11862829> } 
 select distinct ?obj where { wd:Q200325 wdt:P2579 ?obj . ?obj wdt:P31 wd:Q11862829 } 
world history