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: Gina was in the car sleep on the backseat. The doors opened and her family began to pile in. She had been at her uncle's house bored since noon. It was now 10 PM. Gina was upset her whole day was wasted waiting.
 selected sentence: The doors opened and her family began to pile in.

Gina's family approaches the car >Causes/Enables> Gina's family opens the door