Juan Mata's free kick and the goal of Alex Sandro helped Jose Mourinho open the opportunity to qualify for the Champions League 2018/19 challenge.
Juventus lost M.U.
At the European level, with no Juventus, Chelsea must compete with Barca and PSG. However, Barca lost to Leganes 1-2 in La Liga on September 27th. PSG has won the Champions League Liverpool 3-2.
Thus, Chelsea with 16 games unrivaled throughout the arena is the only "heroic defeat" of fifteen European. If you do not lose BATE Borisov in the European League early in the morning, Blues will raise this perennial achievement to 17.