Task: Coherence Classification
Input (English): Sentence 1: Tom drove to a family reunion. 
 Sentence 3: Before he returned there was a big storm 
 Sentence 4:  Lots of rocks and debris were all over the read 
 Sentence 5:  Tom had to drive extra carefully 
 Option 1: He drove through the mountains and his car broke down. 
 Option 2: He drove through the mountains.
Output (English): Option 2