It started with Jose Mourinho. Then came Diego Simeone, twice, followed by Jurgen Klopp, Carlo Ancelotti and, most recently, Pep Guardiola.
Five of the sharpest coaching minds in European football, all outwitted by Thomas Tuchel since the German took charge of Chelsea in late January.
Indeed, Tuchel’s team didn’t even concede a goal in those wins over Tottenham, Atletico Madrid, Liverpool, Everton and Manchester City during a three-month period that has seen Chelsea transformed from a defensively shaky side to surely the most robust in Europe.
Ignoring the stats-busting 5-2 loss to West Bromwich Albion, when Chelsea played almost an hour with just 10 men because of Thiago Silva’s sending-off, and the team has let in just four goals in 20 games under Tuchel.
They are amazing numbers that highlight the task awaiting Real…