premise: Dave wanted buy a gun.
initial: He went to the gun store and asked many questions.
counterfactual: He went to the gun store and asked many questions, but went home because they only had little guns.
original_ending: He looked at big guns and little guns. He decided he wanted to buy a big shotgun. Dave bought it and enjoyed his purchase.
edited_ending: He looked at big guns the next day at a different store.He decided he wanted to buy a big shotgun.Dave bought it and enjoyed his purchase.<SEP>Later, he went to a different store and looked at big guns.He decided he wanted to buy a big shotgun.Dave bought it and enjoyed his purchase.<SEP>He wants to look at the big guns.He decided he wanted  a big shotgun.Dave bought it online instead and enjoyed his purchase.