premise: Tim loved to swim with tuna deep in the ocean.
initial: He would never hurt or try to catch them.
counterfactual: Tim found a tuna everyday until he stopped swimming, even when the fisherman came.
original_ending: One day a fishing boat came to the home of the tuna. Tim tried to dive down the next day with the tuna. He couldn't find the tuna.
edited_ending: One day a newer high-tech fishing boat came to the home of the tuna.Tim tried to dive down the next day with the tuna.He couldn't find the tuna.<SEP>One day a fishing boat came to the home of the tuna.Tim tried to dive down the next day with the tuna.He couldn't find the tuna.<SEP>One day a fishing boat came to the home of the tuna.Tim tried to dive down the next day with the tuna.He found the tuna everywhere.