Task: Wrong Candidate Generation
Input (English): Context: So the mystery of my missing cash was solved . My brother took it , assuming it was his , even though it was on / near the checks made out to me . He did nt give it back but he gave me a equivalent amount of new cash . Today I got so much stuff in the mail . My custom frames from frames by mail for my Kurt prints . 
Question: What 's a possible reason the writer 's brother took the missing cash ? 
Correct Answer: Because they thought it was theirs .
Output (English): Because he did n't give it back .