Definition: In this task, you will be given a short story. One sentence from the story is chosen. Consider the events that happen before that sentence, or are likely to have happened before it. Does any of them directly cause it, or simply make it possible? You should write your answer in the form " A >causes/enables> B". Try to use phrases and sentences from the story to compose your answer when possible.
Input: story: There was a scared bird in a nest. The nest was breaking apart, so the bird had to jump. Luckily for the bird, it flew and landed safely. The mother bird came to check on the bird. The bird was okay and things were good.
 selected sentence: Luckily for the bird, it flew and landed safely.

The nest breaks apart >Causes/Enables> The bird flies off