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: Gus lived in the city and had never seen a firefly. He visited his Grandfather and was surprised by these light up bugs. His Grandfather helped him find a jar to keep the lightning bugs in. Gus spent an hour catching the bugs and putting them in a jar. It was a night they would never forget.
 selected sentence: His Grandfather helped him find a jar to keep the lightning bugs in.

Gus wants to keep the lightning bugs >Causes/Enables> Gus's grandfather helped him find a jar to keep the lightning bugs in