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: Tom wanted a pet. His dad took him to the pet store. Tom saw a black puppy in the cage. He bent down and reached into the cage. The puppy licked Tom's hand and wagged his tail happily.
 selected sentence: His dad took him to the pet store.

tom is want pet before house >Causes/Enables> His dad is took him to petstore