Although Chelsea claimed the upper hand on their previous visit to the Mestalla when a late Michael Essien goal earned them a place in the semi-finals of last season´s tournament, the Blues cannot be considered favourites for Wednesday night´s return encounter.
"It´s a tough place to come and they are a side with great players," Cole said. "We need to be five to 10% better than we´ve been all season. We need to improve. That is everyone, including myself, we are not firing on all cylinders at the moment."
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