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.

Ex Input:
The Guarani is the principal unit of currency of which country?

Ex Output:
paraguay


Ex Input:
Laconia is a southern region of which European country?

Ex Output:
greece


Ex Input:
Who was the author of the best-selling novel on which the film The Exorcist was based?

Ex Output:

william peter blatty