premise: Naomi and Andy were riding their bikes in downtown SF.
initial: Naomi heard a loud crash and turned around to look at Andy.
counterfactual: Naomi and Andy were not very careful about riding their bikes.
original_ending: Andy had swerved away from an oncoming vehicle and into a trolley. On impact Andy was flung over his handlebars and landed on his wrist. Andy's wrist was broken.
edited_ending: Andy had to swerve away from an oncoming vehicle and into a trolley.On impact Andy was flung over his handlebars and landed hard.Andy would have to be more careful next time.<SEP>Andy had swerved away from an oncoming vehicle and crashed into a trolley.On impact Andy was flung over his handlebars and landed on his wrist.Andy's wrist was broken.<SEP>Naomi and Andy had swerved away from an oncoming vehicle and into a trolley.On impact Andy was flung over his handlebars and landed on his wrist.Andy's wrist was broken.