Question: Name the scientist whose academic advisor is Karl Ewald Hasse and supervisor is Georg Meissner?
SPARQL query:
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX prop: <http://dbpedia.org/property/>
PREFIX onto: <http://dbpedia.org/ontology/>
SELECT DISTINCT ?uri WHERE {?uri onto:academicAdvisor <http://dbpedia.org/resource/Karl_Ewald_Hasse> . ?uri prop:doctoralAdvisor <http://dbpedia.org/resource/Georg_Meissner>  . ?uri rdf:type onto:Scientist}