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

Ex Input:
After Harold McMillan who was Britain's next Prime Minister?

Ex Output:
britain


Ex Input:
Scamps Adventure was a 2001 straight-to-video follow up to which Disney film?

Ex Output:
lady and the tramp ii: scamp's adventure


Ex Input:
Who was the only British King of the House of Saxe-Coburg?

Ex Output:

united kingdom of great britain and ireland