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: Ana needed to buy more groceries for the work week. She drove to the store. She put eggs, milk, bread, and cheese into her cart. She went to the checkout area and paid for all her food. She drove home and had enough food for the week!
 selected sentence: Ana needed to buy more groceries for the work week.

Ana runs out of groceries >Causes/Enables> Ana needs to buy groceries