Who is the chancellor of the university which affiliates the Dartington College of Arts?
SELECT DISTINCT ?uri WHERE { ?x <http://dbpedia.org/property/affiliations> <http://dbpedia.org/resource/Dartington_College_of_Arts> . ?x <http://dbpedia.org/property/chancellor> ?uri  . ?x <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/University>}
Dartington_College_of_Arts