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 love to watch my greyhound run. One day I saw first-hand how quickly he can get up to 40MPH. He was playing with his buddies and suddenly they decided to run. I had no time to move out of the way, and then they were upon me. I flipped up into the air and crashed down to the ground head first.
 selected sentence: I had no time to move out of the way, and then they were upon me.

My greyhound runs at me >Causes/Enables> My greyhound is upon me