Task: Coherence Classification
Input (English): Sentence 1: Tim had smoked for many Year's. 
 Sentence 3: So he bought special gum and patches to help him 
 Sentence 4:  It was hard, but he persevered 
 Sentence 5:  In a few months he had quit for good! 
 Option 1: He really wanted to quit! 
 Option 2: His wife wanted  him to stop smoking.
Output (English): Option 1