Task: Coherence Classification
Input (English): Sentence 1: Omar was disappointed with how slow he could run a mile. 
 Sentence 3: He spent hours looking for new shoes and bought the perfect pair 
 Sentence 4:  Omar decided to run a mile again 
 Sentence 5:  But he was only a few seconds faster 
 Option 1: He bought new shoes. 
 Option 2: And he blamed it on his heavy shoes.
Output (English): Option 2