a swimming pool is 4 feet in the ground. the swimming pool's water is dull lava. a 30 foot tall cube is 10 foot tall [tile]. it is behind the pool. a swimmer is -.1 foot above and -3 feet behind the pool. it is noon. a 1st black snake is -2.25 feet above the pool. the snake faces left. a 2nd black snake faces back. it is 3 feet in front of and right of the snake. it leans to the front.