Given an trivia question precisely answer the question with a word/phrase/name. External resources such as Wikipedia could be used to obtain the facts.

Input: Consider Input: Which semi-aquatic carnivorous mammals belong to the genus `Lutra'?

Output: otter


Input: Consider Input: Whose autobiography was entitled A Long Walk to Freedom?

Output: nelson mandela


Input: Consider Input: How did Hannibal die in 183 BC?


Output: suicide