Task: Coherence Classification
Input (English): Sentence 1: Carol went to the concert with her friend Amethyst. 
 Sentence 3: Jack White screamed and flung his guitar against the wall 
 Sentence 4:  It shattered into a million pieces 
 Sentence 5:  Amethyst picked up a piece and together the two girls ran away 
 Option 1: They snuck backstage together to get a look at Jack White. 
 Option 2: The power went out at the concert hall.
Output (English): Option 1