premise: My class went to a butterfly village for their field trip.
initial: They had the opportunity to go throughout the place.
counterfactual: The butterflies had gone extinct years ago, however.
original_ending: Several butterflies were attached on to us. Everyone also had the opportunity to seek knowledge. The butterfly village was very educational.
edited_ending: Several bees were attached on to us though.Everyone also had the opportunity to seek knowledge about why these butterflies went extinct.The butterfly village was very educational, though a bit disappointing too.<SEP>Several butterfly pictures were attached to the wall.Everyone also had the opportunity to seek knowledge.The butterfly village was very educational.<SEP>It was now open as a museum for ecology.Everyone also had the opportunity to seek knowledge.The butterfly village was very educational.