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: Darlene and her sister Dorothy lived next door to each other. They would often borrow milk or eggs or bread from one another. One day Darlene went over to Dorothy's to ask to borrow an egg. Dorothy decided to tease her sister and threw the egg at her. To both of their surprise Darlene caught the egg!
 selected sentence: Dorothy decided to tease her sister and threw the egg at her.

Darlene goes to Dorothy's to ask for an egg >Causes/Enables> Dorothy throws the egg at Darlene