Task: Coherence Classification
Input (English): Sentence 1: The road to recovery was long. 
 Sentence 3: He wanted to cave so badly 
 Sentence 4:  She was firm and refused to buy any 
 Sentence 5:  He was angry but understood 
 Option 1: He went an entire week without drinking. 
 Option 2: But he couldn't do it and caved in.
Output (English): Option 1