premise: Kim saw a mother unloading her shopping cart in a parking lot.
initial: The mother's little toddler was sitting in the cart's child seat.
counterfactual: The mother's teenage son was standing beside her.
original_ending: Suddenly, while the mother was turned, the cart started rolling away! Kim, realizing the child was in great danger, lunged toward the cart. KIm breathlessly saved the child.
edited_ending: Suddenly, while the mother was turned, the cart started tipping over!Kim, realizing her teenage son was in great danger, lunged toward the cart.KIm breathlessly saved her teenage son.<SEP>Suddenly, while the mother was turned, the cart started rolling away!Kim, realizing the cart was going to hit a car, lunged toward the cart.KIm breathlessly grabbed the cart.<SEP>Suddenly, while the mother was turned, the cart started rolling away!Kim, realizing the teenager was there, did not lunge toward the cart.Kim knew the son would save the cart.