The Spaniard is preparing to face the Catalans for the first time since he left the club.
“The tie will be very complicated,” he said. “We know we are playing against the best club side in the world, but we also know that we can cause problems.
“We have some good players and we will try to be in the tie for as long as possible. Barcelona though, are unstoppable. They keep creating players that know the philosophy.”
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