Lyon had two golden opportunities to score in the first 17 minutes against Bayern Munich but missed them both. Some 16 minutes later, Bayern was up 2-0, and their Champions League semifinal had been decided.
The four managers remaining in the Champions League are like-minded, even if they all don't have the same means with which to work. It all adds up to a fascinating final four that features German clubs against French ones, superclubs against sides more than capable of punching above their weight.
Is it as simple as Pep Guardiola overthinking his tactics for a big game again? It goes beyond that, but there's been a recurring pattern during his time on the Man City bench, and a loss to Lyon is the latest evidence.