a 1st 10 foot tall house. a 1st 12 foot tall tree is right of the house. a large clear wall is 12 feet in front of the house. a 2nd 10 foot tall house is 12 feet in front of the wall. it is -6 feet right of the 1st house. it faces back. a 2nd 12 foot tall tree is right of the 2nd house. a 1st professor is 3 feet in front of the 1st house. a 2nd professor is 3 feet behind the 2nd house. it faces back. sky is white. ground is invisible. camera light is linen.