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: The county inspectors visited our trailer park. One of them told me I had to put handrails on my steps. I visited John and asked him to help me build some handrails. So John came over to my place with some wood and some tools. Then John and I built a really stable set of handrails for my steps.
 selected sentence: I visited John and asked him to help me build some handrails.

I have to build handrails >Causes/Enables> I ask John to help