story: Tom thought that football looked fun. He decided to go to the store and purchase a brand new one. On his way to the store he found a group of people playing football. They invited him to play, so he joined them. He had tons of fun, and made a bunch of new friends.
 selected sentence: On his way to the store he found a group of people playing football.
The group of people want(s) to play sports >Motivates> The group of people play football