Task: Coherence Classification
Input (English): Sentence1: I think yesterday was when I realized I shouldn't be a mathematician. Sentence2: I was at the grocery store, restocking for next week. Sentence3: I had bought around twenty items, and thought I was under my budget. Sentence4: When I went to check out, I was ten dollars over! 
 Sentence5: I then realized that I was not good at math.
Output (English): Yes