instruction:
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.
question:
story: I have always dreamed of travelling in a huge RV. I finally made that dream come true and bought one. I had to get a truck big enough to pull the RV, so I searched. I found a giant, black, beast of a truck that was perfect! I hitched her up and set off down the road.
selected sentence: I hitched her up and set off down the road.
answer:
I buy an RV >Causes/Enables> I drive

question:
story: Amy and her friend were riding bikes on a summer afternoon. They decided to ride to her friend's cousin's house. There was a steep hill which was hard to ride up. Amy was sweating and panting as she rode up the hill. Amy ended up walking the bike up the hill instead of riding.
selected sentence: There was a steep hill which was hard to ride up.
answer:
They ride to their friend's house >Causes/Enables> Amy struggles up a steep hill

question:
story: A cardboard box fell out of the sky and onto Kyle's head. The box fell out of a window, three stories above him. Kyle was going to return the box but was bitter about the event. He opened the box to see what was inside. It was a helmet.
selected sentence: He opened the box to see what was inside.
answer:
A cardboard box falls on Kyle's head >Causes/Enables> Kyle opens the box