It has been easy to assume Arsenal's title hopes ended with Heung-min Son's late miss in Manchester City's 2-0 with at Tottenham on Tuesday or, for the pessimists, as far back as Aston Villa's win at Emirates Stadium on April 14, which handed the champions an advantage they have never once looked like relinquishing.
There is still, though, one more round of games to go and further opportunity for twists, turns, drama and history.
