Task: Coherence Classification
Input (English): Sentence 1: Sam always wanted a puppy. 
 Sentence 3: Sam tried hard for months to prove that he was 
 Sentence 4:  He studied hard, did his chores and followed the rules 
 Sentence 5:  Eventually Sam's parents got him the puppy 
 Option 1: His parents were about to surprise him with one. 
 Option 2: His parents didn't think he was responsible enough.
Output (English): Option 2