premise: Today Sarah ran a race.
initial: She needed to run more than 3 miles to finish.
counterfactual: She ran three miles in 20 minutes and finished in first place.
original_ending: The race was very difficult for her. She wasn't fast, but she kept persevering until she finished. Sarah was glad she finished.
edited_ending: The race was very easy for her.She was very fast, and she kept persevering until she finished.Sarah was glad she finished first.<SEP>The race was very easy for her.She was fast, and she kept running until she finished.Sarah was glad she finished.<SEP>The race was very difficult for her.She was fast and she kept persevering until she finished.Sarah was glad she won.