Question: Which colored race horses have won the Grand National?
SPARQL:
SELECT DISTINCT ?uri WHERE { ?x <http://dbpedia.org/property/honours> <http://dbpedia.org/resource/Grand_National> . ?x <http://dbpedia.org/ontology/colour> ?uri  . ?x <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/RaceHorse>}