premise: Tim was always on his bike during the summer.
initial: He was riding fast down his local street on day.
counterfactual: He was walking his bike down the street one day.
original_ending: He didn't see the huge pothole in the middle of the road. Tim rode right into the pothole, flipping his bike. He broke his arm.
edited_ending: He knew there was a huge pothole in the middle of the road.Tim walked right around the pothole.He continued on his way.<SEP>He didn't see the huge pothole in the middle of the road.Tom walked and fell right into the pothole, flipping his bike.He broke his arm.<SEP>He didn't see the huge pothole in the middle of the road.Tim walked right into the pothole, hurting the rim of his bike.He messed up his tire..