Question: What characters are in Nineteen Eighty-Four?
Paraphrase: Who are the characters in Nineteen Eighty-Four?
SPARQL (Wikidata):  select distinct ?obj where { wd:Q208460 wdt:P674 ?obj . ?obj wdt:P31 wd:Q3658341 } 
Answer: Emmanuel Goldstein, Julia, Big Brother, O'Brien, Winston Smith