Slughorn moved slowly among the tables, peering into cauldrons. He made no comment, but occasionally gave the potions a stir or a sniff. At last he reached the table where Harry, Ron, Hermione, and Ernie were sitting. He smiled ruefully at the tarlike substance in Ron's cauldron. He passed over Ernie's navy concoction. Hermione's potion he gave an approving nod. Then he saw Harry's, and a look of incredulous delight spread over his face.

"The clear winner!" he cried to the dungeon.

Chapter 9