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

Example Input: Who painted The Card Players, at Feb 2012 the most expensive artwork in the world?
Example Output: the card players

Example Input: Olympic gold medallists Vilhelm Carlberg, Gunde Svan, Agneta Andersson, Sixten Jernberg, Tomas Gustafson, Thomas Wassberg, Ingemar Stenmark, Gert Fredriksson, Henri Saint Cyr, Alfred Swahn, Eric Lemming and Oscar Swahn represented which country?
Example Output: ingemar stenmark

Example Input: Whose wives included Aisha, Safiyya, and Sawda?
Example Output:
aisha