I would rather rotate between the two. If we play several games in succession Paulo will be wheezing by the end of it, and will easily be shown up by pacy wingers like Bale. As for Zhirkov, he's definitely a player I would hate to let go of, on account of his ability alone. But the fact is with the injuries he has suffered over the past 2 seasons, his departure wouldn't affect the squad much. I would rather have the opportunities he got to play on our left side given to a youngster instead... There are just too many waiting in line (Gael, Bertrand, Van Aanholt....