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: Johnny loves playing catch with his dad. On weekdays his dad is busy. Finally it is Saturday! Johnny and his dad go outside to play catch. They have a wonderful Saturday together.
 selected sentence: On weekdays his dad is busy.

Johnny's dad works >Causes/Enables> Johnny's dad is busy on weekdays 