TASK DEFINITION: Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
PROBLEM: In which range of mountains are the two highest peaks Aconcagua and Ojos Del Salado?

SOLUTION: aconcagua

PROBLEM: In which British city would you find Barlinnie prison?

SOLUTION: hm prison barlinnie

PROBLEM: The following people died from what cause: Eva Braun, Wallace Carothers, Odilo Globocnik, Joseph Goebbels, Hermann Gring, Heinrich Himmler, Gnther von Kluge, Erwin Rommel, Alan Turing and the residents of Jonestown?

SOLUTION:
eva braun