By Andrew Gastelum The two sides combined for seven goals in their meeting at the Etihad last week, with Man City coming away with the slight advantage. There were plenty of fireworks in the semifinal first leg between Manchester City and Real Madrid; Wednesday’s second leg is widely expected to be pure chaos. Man City led throughout the seven-goal, first-leg thriller at the Etihad but was never able to pull away from Real Madrid. At three different points in the first leg, starting with two goals in the first 11 minutes, the defending Premier League champions held a two-goal lead only to see …