instruction:
Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
question:
Who directed the 2005 film 'Brokeback Mountain'?
answer:
brokeback mountain


question:
On which holiday island are the peaks of 'Ruivo' and 'Arieiro', and the airport of 'Santa Cruz'?
answer:
pico do arieiro


question:
In which war did the Battle of Sedan take place?
answer:

battle of sedan