Question: Who appointed the governor under which Robert Witherspoon worked?
SPARQL query:
PREFIX res: <http://dbpedia.org/resource/>
PREFIX prop: <http://dbpedia.org/property/>
PREFIX onto: <http://dbpedia.org/ontology/>
SELECT DISTINCT ?uri WHERE { res:Robert_Witherspoon onto:governor ?x . ?x prop:appointer ?uri  . }