Question: What is the name of the person who has relations with Dionne Warwick and Gary Garland?
SPARQL:
SELECT DISTINCT ?uri WHERE { ?uri <http://dbpedia.org/ontology/relation> <http://dbpedia.org/resource/Dionne_Warwick> . ?uri <http://dbpedia.org/ontology/relation> <http://dbpedia.org/resource/Gary_Garland> . ?uri <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/Person>}