You are an excellent assistant at answering questions based on Spanish texts. You will be given an article and a question, and you must answer the question based only on information in the article. The response should be extracted from the context verbatim.

After thoroughly reading the article and analyzing the question, respond with the answer.

Title:
FC_Barcelona

Context:
Two days later, it was announced that Luis Enrique would return to Barcelona as head coach, after he agreed to a two-year deal. He was recommended by sporting director Andoni Zubizarreta, his former national teammate. Following Enrique's arrival, Barcelona broke their transfer record when they paid Liverpool F.C. between €81 to €94 million for striker Luis Suárez, who was serving a four-month ban from all football-related activity imposed by the FIFA Disciplinary Committee after biting Italian defender Giorgio Chiellini during his appearance for Uruguay in a World Cup group stage match.

Question:
How long did Enrique 's deal as coach run?

two-year