instruction:
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.
question:
story: Lisa and Debbie were playing in the yard near the pine tree. All of a sudden a bird dove at them. They ran off as it chased them. It finally flew back over to the tree. She was protecting her nest.
selected sentence: She was protecting her nest.
answer:
Lisa and Debbie play near the bird's nest >Causes/Enables> The bird protects its nest

question:
story: I always wanted to swim with the dolphins. I saw dolphins when I was at Sea World with my family. I asked my mom if we could swim with them. She wouldn't let me because it cost too much money. I was disappointed that I couldn't swim with them that day.
selected sentence: She wouldn't let me because it cost too much money.
answer:
I ask my mom if we could swim with dolphins >Causes/Enables> My mom wouldn't let me

question:
story: I was playing football with my friend at the park. He threw the ball to me and I caught it. When I returned the ball, it flew away from him. It ended up hitting a lady. She immediately fell down.
selected sentence: When I returned the ball, it flew away from him.
answer:
I catch the ball >Causes/Enables> I return the ball