premise: Billy had a toy ball.
initial: He would take his ball wherever he went.
counterfactual: He lost it one day.
original_ending: One day, he had to go to school. His mom took his ball away from him. Billy was very upset.
edited_ending: He had wanted to take it to school.His mom got him a new ball.Billy was very happy.<SEP>One day he had a new one.His mom bought his ball for him.Billy was very happy.<SEP>One day, he had to go to school.His mom found his ball while he was at school.Billy was very happy.