Task: Coherence Classification
Input (English): Sentence 1: One time I had a photography class in college. 
 Sentence 3: I had to rent one from the school library 
 Sentence 4:  Unfortunately I lost it 
 Sentence 5:  I had to pay the school for the camera I lost 
 Option 1: The class required us to have a camera, but I didn't own one. 
 Option 2: I brought in my father's antique camera for class.
Output (English): Option 1