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 car arrived at the gates of the castle. The man stopped the car for a moment to weigh his options. He exited the vehicle and knocked on the castle door. An elderly man with an accent answered. He was led inside after a brief exchange.
 selected sentence: An elderly man with an accent answered.

The man knocks on the door >Causes/Enables> The elderly man answers