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.

[Q]: story: Alex was at summer camp. All of his friends were swinging on a rope swing. Alex decided to try. As he swung, he accidentally hit a rock. His arm was broken and he had to go home.
selected sentence: Alex was at summer camp.
[A]: Alex registers for summer camp >Causes/Enables> Alex is at summer camp

[Q]: story: It was forecast to rain that day. The kids were sad to stay indoors. Soon the rain began to fall and the wind began to blow. Quickly it was hailing and lightning and then the power went out. Soon it ended, but the power was still out for many hours that day.
selected sentence: Soon it ended, but the power was still out for many hours that day.
[A]: The power goes out >Causes/Enables> The power stays out

[Q]: story: Joe was going to a baseball game. He went with his friends. He was so bored. He found a game on his phone. He passed the time by playing on his phone all day.
selected sentence: He was so bored.
[A]:
Joe goes to a baseball game >Causes/Enables> Joe is bored