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: A circus act began and 100 clowns came to the main stage. All of the clowns danced for the audience. One by one a clown left while the others kept dancing. When there was two clowns the face each other. One clown smashed a pie in the other's face and ran off.
 selected sentence: One clown smashed a pie in the other's face and ran off.

The clowns face each other >Causes/Enables> One clown smashed a pie in the other's face