Task: Coherence Classification
Input (English): Sentence 1: James saw something on the roof. 
 Sentence 3: It was a tennis ball 
 Sentence 4:  He pulled it off the roof and threw it down into the yard 
 Sentence 5:  He figured a kid had thrown it up by mistake 
 Option 1: It was a bird. 
 Option 2: He grabbed a ladder and climbed up to investigate.
Output (English): Option 2