what does barium do in a ct scan???

Answer: improve visualization

Question: what's the name of the statue of liberty?

Answer: Libertas

Answer this question: who has won the mens single title in the australian open tennis tournament 2018??

Roger Federer

Q: when did the last episode of how i met your mother air?A: March 31, 2014

Input: when do monica and chandler start dating episode?

Output: the season four finale

Input: who was involved in the war of jenkins ear?

Output:
Britain and Spain