Input text: the ground is 1000 feet wide and 1000 feet deep and 250 feet tall. the ground is 1000 foot wide [building]. a 100 foot tall and 100 foot wide and 100 foot deep clear white elevator is 100 feet above the ground. a 50 foot tall man is -70 foot above and -40 feet to the left of the elevator. a 50 foot tall professor is -5 foot to the right of the man. the professor's hair is white. the professor's beard is white. the professor's mustache is white. the professor's shirt is white. a 50 foot tall boy is 3 foot in front of the man. a light is in front of and above the professor. a 20 foot tall bird is above and 20 feet to the right of the elevator.