Task: Coherence Classification
Input (English): Sentence 1: Kay wanted to hold a lemonade sale. 
 Sentence 3: She squeezed lemons and stirred in sugar 
 Sentence 4:  Then, hopefully, she opened the stand for business 
 Sentence 5:  Within one hour she had sold every drop of her tasty lemonade! 
 Option 1: She made a stand, but she decided to sell punch instead. 
 Option 2: She made a stand, but she wasn't sure how to make lemonade.
Output (English): Option 2