Task: Coherence Classification
Input (English): Sentence1: Bill's father told him to keep practicing his piano scales. Sentence2: He was an expert pianist, and wanted the same for his son. Sentence3: Bill was too young to understand the value of practice. Sentence4: He bitterly sat at the piano, playing his scales over and over. 
 Sentence5: Bill was happy to practice every day.
Output (English): No