story: Rob bullied Jim every day at school. Sometimes, Rob would steal Jim's lunch money. Jim decided to bring his lunch so that Rob wouldn't steal it. Jim brought a peanut butter sandwich, but Rob stole the sandwich. Rob took a bite and died because he was allergic to peanuts.
 selected sentence: Sometimes, Rob would steal Jim's lunch money.
Rob want(s) money >Motivates> Rob steals Jim's lunch money