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: Monica was putting her baby down for a nap. She laid the baby in it's crib and tried to leave. The baby started crying immediately. Monica had so stay with the baby or else he would cry. It took nearly thirty minutes to get him to go to sleep.
 selected sentence: It took nearly thirty minutes to get him to go to sleep.

The baby goes to the crib >Causes/Enables> The baby goes to sleep