Question: Who founded the sister stations of Discovery Communications?
SPARQL query: SELECT DISTINCT ?uri WHERE { ?x <http://dbpedia.org/property/sisterNames> <http://dbpedia.org/resource/Discovery_Communications> . ?x <http://dbpedia.org/property/founder> ?uri  . }
Answer: [Oprah Winfrey] is the founder of the sister stations of Discovery Communications.