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: Tim had a dog that was a black lab. Tim's friend was a local dog whisperer. Tim's friend informed him that his dog needed to run more. Tim decided to take up running. Tim began running with the dog and they both began to feel happier.
 selected sentence: Tim's friend informed him that his dog needed to run more.

Tim's friend decides to inform >Causes/Enables> Tim's friend informs