story: Rich had not been to the dentist in a long time. His wife scheduled him an appointment. Rich was very worried about going to the dentist. He found out he had a cavity and needed a tooth pulled. Rich is now nervous about his next appointment.
 selected sentence: He found out he had a cavity and needed a tooth pulled.
Rich learns about a cavity and a tooth that needs to be pulled while at the dentist >Causes/Enables> Rich feels nervous about his next dental appointment