premise: Dennis entered a surfing competition.
initial: He did poorly at first, and he fell off a lot.
counterfactual: People were amazed at how he never messed up once.
original_ending: Later he did much better as the competition winded down. Then he got the best wave of his life. Dennis won the competition.
edited_ending: He did much better than anyone as the competition winded down.Then he got the best wave of his life.Dennis won the competition.<SEP>Later he did much worse as the competition winded down.Then he got the best wave of his life.Dennis won the competition with a great last run.<SEP>Later he did much worse as the competition winded down.Then he got the worst wave of his life.Dennis almost drowned in the competition.