Task: Wrong Candidate Generation
Input (English): Context: I HATE THEM ( Only when they 're rude and horrible and evil ) Here 's the story of the day : I was at Edgware Road today . Church Street bus stop , to be more specific . I just finished grocery shopping and the bus took ages to arrive . I saw a number 16 and hopped on . 
Question: What hast to happen before this ? 
Correct Answer: They have to go to the store.
Output (English): They have to have to get the bus.