sentence: A person travels in a ski lift where they can see the ski trail and people ski. sentence:  People ski in a hill. sentence:  People travel in sky lifts above the hill. sentence:  The person arrives to a hill and starts to ski down the mountain, only the hands and the pole are visible. sentence:  The shadow of the person on the snow is visible. sentence:  Then, a juvenile ski on front the shadow, after the shadow disappears and the juvenile joins other people.