Task: Wrong Candidate Generation
Input (English): Context: In our hearts , we were afraid it had not . The vet on graveyard shift was the same one who had seen him the first time . When she looked at the numbers and found out that he had already had the surgery , she got tears in her eyes . 
Question: Why was the vet so upset ? 
Correct Answer: The effort was in vain .
Output (English): The vet was n't paid .