TASK DEFINITION: Given an trivia question precisely answer the question with a word/phrase/name. External resources such as Wikipedia could be used to obtain the facts.
PROBLEM: The first father and son win at the Oscars was in 1948 when John Huston won the award for Directing and for Writing Adapted Screenplay and his father Walter Huston won the award for Best Supporting Actor. Which film had they worked on together to win these awards?

SOLUTION: the treasure of the sierra madre

PROBLEM: Idris el Senussi, Emir or Cyrenu, was made the first king of what United Kingdom on 24 December 1951?

SOLUTION: libya

PROBLEM: Who wrote Heart of Darkness?

SOLUTION:
joseph conrad