Task: Wrong Candidate Generation
Input (English): Context: It 's been three years since I installed it ! ;) ) Eh , I ' m happy . : ) Oh , and there is plenty of space in the trunk and the carpet on the box matches the carpet in the trunk essentially perfectly . Funny how something you swear you 'll never do you end up doing and are greatful for doing so . 
Question: What may have happened before this post ? 
Correct Answer: I installed the trunk .
Output (English): It had been four years .