Task: Coherence Classification
Input (English): Sentence 1: The train conductor looked up from his controls. 
 Sentence 3: He blew the train whistle to alert him 
 Sentence 4:  The man refused to move 
 Sentence 5:  The conductor also didn't move because he didn't know to do 
 Given Sentence 2: There was a man on the tracks ahead.
Output (English): Yes