Question: What is the local authority of the Buckhurst Hill County High School is also the birth palce of Sarah hampion ?
SPARQL:
 SELECT DISTINCT ?uri WHERE { <http://dbpedia.org/resource/Buckhurst_Hill_County_High_School> <http://dbpedia.org/ontology/localAuthority> ?uri. <http://dbpedia.org/resource/Sarah_Champion_(presenter)> <http://dbpedia.org/property/birthPlace> ?uri}