LISBON :Benfica let slip an early two-goal lead to lose 3-2 at home to Qarabag in the Champions League group stage on Tuesday, with Oleksiy Kashchuk netting the Azerbaijani side's winner four minutes from time. The hosts looked in control when Enzo Barrenechea put them ahead in the sixth minute with a glancing header from a corner and Vangelis Pavlidis shot on the turn to double the lead 10 minutes later. Leandro Andrade smashed a first-time shot past keeper Anatoliy Trubin, however, and