Task: Wrong Candidate Generation
Input (English): Context: So , this last Monday , I was supposed to recieve a phone call from my good friend Winterlion . I sat around all day , waiting for him to call . About 7 pm , I called him up to ask what 's going down ... His reply : " I thought you were supposed to call me ! ! " Umm ... No . But .. 
Question: What has caused the confusion between the narrator and Winterlion ? 
Correct Answer: The narrator and Winterlion got their wires crossed .
Output (English): The narrator and Winterlion had briefed each other earlier .