Answer:
The knight and the dragon fight an epic battle
Step-by-step explanation:
The climax is usually followed by a build up in the story, this build up was the dragon attacking the kingdom and the King telling Sir Boris to go slay the dragon. The trip to the dragon's lair is what comes before the climax. The climax, or purpose of the story, is when Sir Boris slays the dragon. The decent is when he travels back to the city and lives happily ever after.