premise: Whit has a dog.
initial: It sleeps all the time.
counterfactual: It sleeps so quietly that he often checks to see if it's still breathing.
original_ending: It doesn't just sleep like a normal dog. It snores like a human. Whit doesn't sleep well.
edited_ending: It doesn't just sleep like a normal dog.It sleeps like it's in a coma.Whit doesn't sleep well.<SEP>One day, the dog started making noise as it slept.It snored like a human.Whit didn't sleep well.<SEP>It doesn't just sleep like a normal dog.It breathes so quietly.Whit doesn't sleep well.