Task: Coherence Classification
Input (English): Sentence1: When I first met Janice, she didn't know how to crack a walnut. Sentence2: I couldn't believe she had gotten this far in life without this skill. Sentence3: I offered to teach her many methods to crack nuts. Sentence4: She accepted. 
 Sentence5: Janice is now an expert walnut cracker.
Output (English): Yes