Question: What's the TV series episode for Stephen Hawking's characters?
Paraphrase: What TV show does Stephen hawking have for his characters?
SPARQL (Wikidata):  select distinct ?sbj where { ?sbj wdt:P674 wd:Q17714 . ?sbj wdt:P31 wd:Q21191270 } 
Answer: Don't Fear the Roofer, Descent, Part I