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

In 1959, for which film did David Niven win his only Academy Award?
david niven

Basil Rathbone made 14 Sherlock Holmes films. Who played the part of Dr Watson?
watson

L'Aquila, scene of the 2009 earthquake, is the capital of which central Italian region?
2009 l'aquila earthquake