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

Example Input: The French wine growing areas of Macon, Beaujolais and Chablis are in which region?
Example Output: macon

Example Input: Ornette Coleman, Louis Armstrong and Charles Mingus are associated with what style of music?
Example Output: charles mingus

Example Input: Who served in the Crimean War (1854 - 56), was responsible for suppressing the Taiping rebellion in China in 1860, was governor of the Sudan 1877 - 79, and died there?
Example Output:
taiping rebellion