In this task, you are given a question. You have to answer the question based on your information.
One example: Roman Yakub won first price in a Choral Composition Competition at a liberal arts college founded by who?
Solution is here: William Egbert
Explanation: This is a good example, and output correctly answers the question.

Now, solve this: Jorge Paulo Agostinho Mendes, better known simply as Jorge Mendes, is a Portuguese football agent, Mendes is among the most influential football agents in the world, with clients including David de Gea, a Spanish professional footballer who plays as a goalkeeper for which English club, and the Spain national team?
Solution:
Manchester United