Task: Wrong Candidate Generation
Input (English): Context: Lost his keys last night right after he called me - left the restaurant keys inside the restaurant or something . Not sure what happened , but then today he left to do errands and left his phone at home . Whatev - I ' m just glad that 's he 's okay . 
Question: Why did the male subject call the narrator ? 
Correct Answer: He was looking for his house keys .
Output (English): He was looking for his house .