Task: Wrong Candidate Generation
Input (English): Context: I recently had to order some text books through Amazon books . They had the best prices anywhere online . Text books can get really expensive so it 's nice if you can get a $ 20 or $ 30 discount . 
Question: What happened after they placed an order ? 
Correct Answer: They received the discount of $ 20.00.
Output (English): Amazon refunded their money because they did not have the textbooks .