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: Timothy was at the zoo with his daughter Lydia. He was taking a picture of her standing in front of the lion cage. Suddenly, the lion charged at the glass. Timothy jumped as the lion opened its mouth wide. Everyone laughed as the lion hit the glass and ran in pain.
 selected sentence: Timothy jumped as the lion opened its mouth wide.

The lion opens it's mouth wide >Causes/Enables> Timothy jumps