story: Henry loved to watch the chipmunks playing in his yard. One day he decided to try to catch one and keep it as a pet. Henry built a trap and caught a chipmunk, but it tried to bite him! Henry was surprised and scared. He decided to leave the chipmunks alone from then on.
 selected sentence: One day he decided to try to catch one and keep it as a pet.
Henry loves to watch chipmunks >Causes/Enables> Henry decides to catch a chipmunk