story: It was cold outside. And the heater in the house was not working. So tom tried to think of a way to get warm. He didn't have a fireplace and no blankets. He went over to his neighbor's house for the rest of the week!
 selected sentence: So tom tried to think of a way to get warm.
Tom tried to think of a way to get warm >Causes/Enables> Tom thought of an idea to get warm 