premise: Sam's parents were out for the weekend.
initial: He decided to host a party.
counterfactual: He decided to go to a party.
original_ending: Many people came. The partiers ended up trashing the house. Sam was in real trouble.
edited_ending: Sam went to his friends party.The partiers ended up trashing the house.Sam's friend was in real trouble.<SEP>Many people came.The partiers ended up trashing the house.Sam wasn't in any real trouble.<SEP>Many people went.The partiers ended up trashing the house.Sam was glad he didn't have a party at his house.