premise: A family of four went to the local beach for a day.
initial: The family found a few toy shovels that had been left behind.
counterfactual: The beaches in that area were made of rocks and pebbles.
original_ending: They decided to building a small sand castle together. Before long the small sand castle ended up being a large sand castle. The family was proud of their creation.
edited_ending: They decided to build a small pebble castle together.Before long the small pebble castle ended up being a large rock castle.The family was proud of their creation.<SEP>They wished they could have built a small sand castle together.They're sure that before long the small sand castle would have ended up being a large sand castle.The family would have been proud of their creation.<SEP>They decided to just sit in some chairs and enjoy the sun.Before long they got hot and went into the water.The family had a fun day.