Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.

Example Input: To which country do the Chatham Islands belong?
Example Output: chatham islands

Example Input: July 1938 saw the first ascent of the North Face of which Alpine mountain?
Example Output: alps

Example Input: Taking place in 1970 and 1971, which Asian country suffered a conflict called 'Black September' that is sometimes called @The Era of Regrettable Events' ?
Example Output:
black september in jordan