Question: Tell me the producer and executive producer of The Empire Strikes Back?
Paraphrase: Who are the producer and executive producer of The Empire Strikes Back?
SPARQL (Wikidata): SELECT ?ans_1 ?ans_2 WHERE { wd:Q181795 wdt:P162 ?ans_1 . wd:Q181795 wdt:P1431 ?ans_2 }
Answer: Gary Kurtz, Gary Kurtz