What is the {student of} and the {student} of {Carl_Friedrich_Gauss} ?
Who studied under Carl Friedrich Gauss?
Who is the student of Carl Friedrich Gauss?
SELECT ?v ?p WHERE { resource:Carl_Friedrich_Gauss property:student ?p . resource:Carl_Friedrich_Gauss property:student_of ?v }
 SELECT ?ans_1 ?ans_2 WHERE { ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q6722> . ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P1066> . ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?ans_1. ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q6722> . ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P802> . ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?ans_2. } 
SELECT ?ans_1 ?ans_2 WHERE { wd:Q6722 wdt:P1066 ?ans_1 . wd:Q6722 wdt:P802 ?ans_2 }
Johann Christian Martin Bartels Johann Peter Gustav Lejeune Dirichlet Johann Christian Martin Bartels August Ferdinand Möbius Johann Christian Martin Bartels Gustav Kirchhoff Johann Christian Martin Bartels Heinrich Christian Schumacher Johann Christian Martin Bartels Farkas Bolyai Johann Christian Martin Bartels Gustaf Svanberg