Task: Wrong Candidate Generation
Input (English): Context: So now you know who the brain of the operation is , and who the heart of the operation is . Yesterday , after visiting a new baby , I came home to find only one dog in the backyard . Gwendolyn was gone , missing , nowhere to be found . 
Question: Did I know where Gwendolyn was when I returned home ? 
Correct Answer: None of the above choices .
Output (English): Yes , she was running and playing in the yard .