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: I was walking through the forest on a dark and stormy night. The wind was whipping through the trees. It looked like the branches were reaching down to grab me. I ran as fast as I could to get out into the clear. Then I woke up in a cold sweat from the nightmare I was having.
 selected sentence: I was walking through the forest on a dark and stormy night.

I has a nightmare >Causes/Enables> I am walking through the forest