Task: Coherence Classification
Input (English): Sentence 1: Sam wanted to buy new clothes for the winter. 
 Sentence 3: He bought jackets, pants, gloves, and beanies 
 Sentence 4:  And he was satisfied with his purchases 
 Sentence 5:  When it was winter, Sam's clothes gave him comfort and warmth 
 Option 1: He went to the mall but could not find anything he liked. 
 Option 2: So he went to the mall.
Output (English): Option 2