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: Sam's car was dirty. He took it to the car wash. He cleaned his car through the self-serve car wash. Afterwards, it started to rainy. Sam had to wash his car again when it stopped raining.
 selected sentence: Sam had to wash his car again when it stopped raining.

Rain falls >Causes/Enables> Sam has to wash his car