Task: Coherence Classification
Input (English): Sentence 1: Charles was taking a trip to the mall for new clothes. 
 Sentence 3: Sitting in the food court he ate while reading his phone 
 Sentence 4:  An emailed popped up, a new store had opened across the street 
 Sentence 5:  Finishing his meal, he drove to the store to see their options 
 Option 1: After shopping around at the mall for a few hours he had no luck. 
 Option 2: After shopping around at the mall for a few hours, he went home happy with the new shoes he bought.
Output (English): Option 1