Question: What was the first Queen album?
SPARQL:
SELECT DISTINCT ?uri WHERE { ?uri a <http://dbpedia.org/ontology/Album> . ?uri <http://dbpedia.org/ontology/artist> <http://dbpedia.org/resource/Queen_(band)> . ?uri <http://dbpedia.org/ontology/releaseDate> ?d . } ORDER BY ASC(?d) OFFSET 0 LIMIT 1