A story mountain maps out the main events in a story. The peak of the story, or the ‘dilemma’ is the most exciting part or the main event of the story.
A 2AD sentence has 2 adjectives before the first noun and 2 adjectives before the second noun.
Mr Twit was a dirty, horrible man with long, soggy spaghetti in his beard.
It was a sparse, dry desert with a calming, exotic oasis in the middle.