Arsenal a team on the up but Liverpool show what next level is all about

Liverpool's Diogo Jota scores Liverpool's first goal at the Emirates Stadium on Wednesday night.  Picture: John Walton/PA Wire.

Arsenal have been given a lesson in what it takes to become a real title contender after Liverpool proved they can not only deliver a knockout blow but also take the punches.

A 2-0 victory at the Emirates which reduced the gap at the top of the table to just one point sounds like it was a walk in the park, but for 45 minutes it was anything but.