What is {university attended} of {first described} of {binary search tree} ?
The description of the binary search tree was first provided by which University?
Which university first described the binary search tree?
SELECT ?h WHERE { resource:binary_search_tree property:discoverer_or_inventor ?v . ?v property:educated_at ?h }
SELECT ?answer WHERE { ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q623818> . ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P61>. ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?X . ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?X. ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P69> . ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?answer . }
SELECT ?answer WHERE { wd:Q623818 wdt:P61 ?X . ?X wdt:P69 ?answer}
University of London University of Birmingham Jesus College Haberdashers' Aske's Boys' School