Task: Coherence Classification
Input (English): Sentence 1: Tracy's cat was named Bob. 
 Sentence 3: Tracy went to the pet store to get flea medicine for Bob 
 Sentence 4:  The pet store was out of medicine 
 Sentence 5:  Bob still has fleas 
 Option 1: Bob had fleas. 
 Option 2: Bob had a flea collar.
Output (English): Option 1