Race to Rivendell
The Black Riders #29 (x1)

Quest
2A-B (15)
...black horses leaped down the hill in pursuit, and from the Riders came a terrible cry, such as Frodo had heard filling the woods with horror in the Eastfarthing far away. It was answered; and to the dismay of Frodo and his friends out from the trees and rocks away on the left four other Riders came flying. Two rode towards Frodo: two galloping madly towards the Ford to cut off his escape. –The Fellowship of the Ring

When Revealed: Add Ford of Bruinen and The Witch-king to the staging area.

While at least 1 Nazgûl enemy is in play, Race to Rivendell gets +15 quest points.

If the players defeat this stage, they have won the game.