Chelsea returned to Premier League action over the weekend in winning style following a tense 1-0 victory over Bournemouth. Enzo Maresca’s men left it late but found the breakthrough in the final few minutes to keep up their winning start to life away from home. It was the quality off the bench that made the difference in the end for the Blues. Jadon Sancho and Christopher Nkunku in particular impressed off the bench, with the duo combining for the only goal. READ MORE: Christopher Nkunku sends four-word message to Jadon Sancho on Instagram after Bournemouth winIn truth, it had been a lacklust…