sentence: Probably that day was the worst day in her life , besides her not having got married , her sister had died in a car accident . It had been a terrible accident . Her sister was driving from Ciudadela and she crashed into a tree .
modified: Probably that day was the worst day in her life , besides she hasn't got married , her sister had died in a car accident , It had been a terrified accident , her sister was driving from Ciudadela and she crushed into a tree .
transformation: DET, OTHER, PUNCT, MORPH, PUNCT, VERB