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

Input: Consider Input: Which female gymnast won Gold Medals in the Balance Beam and Floor Exercise events in the 1972 Summer Olympics?

Output: 1972 summer olympics


Input: Consider Input: Which English Leicester-born boxer fought Marvin Hagler in 1983 for the WBC and WBA World Middleweight titles and lost by a technical knockout in the sixth round?

Output: boxing


Input: Consider Input: Which city's bid to hold the 2012 Olympics came second to London's?


Output: 2012 summer olympics