Task: Coherence Classification
Input (English): Sentence 1: Samantha wanted to buy a gift for her boyfriend, Doug. 
 Sentence 3: Samantha asked Doug's friend for advice 
 Sentence 4:  Doug's friend told Samantha that Doug needed a new watch 
 Sentence 5:  Samantha bought Doug a watch, and Doug was happily surprised 
 Given Sentence 2: She had a lot of money, but wasn't sure what to buy.
Output (English): Yes