The divisional round of the N.F.L. playoffs has come and gone, confirming some things we knew — the Patriots are devastatingly good at home, the Chiefs play football like it’s a video game, etc. — while revealing some new wrinkles for both the four losing teams and the victors headed to the conference championship games.

As we look ahead to next weekend, we can look back at what we learned from this week’s games.

Winner’s Bracket