premise: I was walking through Central Park on a fall day.
initial: I found a stray dog with a collar.
counterfactual: I found a stray dog without a collar.
original_ending: I called the number on the collar and talked to the owners. The owners came to the park to pick up their dog. They thanked me very much for finding their dog.
edited_ending: I went to the vet to see if it was chipped.The vet found the chip and called the owners.They thanked me very much for finding their dog<SEP>I posted a picture on social media asking if anyone knew the owners.The owners came to the park to pick up their dog.They thanked me very much for finding their dog.<SEP>I called the humane society on the collar and talked to the employees.The rangers came to the park to pick up the dog.They assured me they would find the dog's owners.