Task: Wrong Candidate Generation
Input (English): Context: I slept for most of the day , as I was exhausted . Then , Holly and I hung out for awhile , before taking the bus into Denver to catch up with a bunch of her writing friends . ( Holly writes too ! She 's good !. 
Question: What may be the reason for them being so exhausted ? 
Correct Answer: They have n't been sleeping well .
Output (English): They have insomnia .