In the midst of Wednesday's incredible lineup of international football, Portugal and Ecuador put on a show at the Estadio Dom Afonso Henriques.
When the dust had settled, host Portugal found themselves on the wrong side of a 3-2 scoreline.
While the loss may not be a costly one in terms of importance, it is yet another blow to the confidence of a side that is having a surprisingly difficult time in their World Cup qualifying group.
So what positives can one take away from Portugal's loss? And what can the side learn from the result?
Here are five lessons from Portugal's loss to Ecuador on Wednesday.