premise: The baby had recently learned to crawl.
initial: She could crawl all over the living room floor.
counterfactual: Her mother watched her to make sure she stayed away from the sofa.
original_ending: One day she crawled to the sofa and pulled herself upright. The next day she managed to pull herself up and stand for a second. Soon she could walk along while holding on to furniture.
edited_ending: One day she was able to crawl to the sofa and pulled herself upright.The next day she managed to pull herself up and stand for a second.Soon she could walk along while holding on to furniture.<SEP>One day she crawled to the coffee table and pulled herself upright.The next day she managed to pull herself up and stand for a second.Soon she could walk along while holding on to furniture.<SEP>One day her mother left her and she crawled to the sofa.The next day her mother made sure she wouldn't miss a second to watch the baby.Soon she began to walk along while holding on to furniture.