Bob is green. Dave is green. Dave is quiet. Erin is nice. Erin is quiet. Erin is red. Erin is white. Erin is young. Fiona is white. Fiona is young. White, red people are blue. If someone is red and nice then they are young. If someone is red then they are nice. All young, green people are white. If someone is quiet and blue then they are green. All green people are red. Blue people are red. All quiet, young people are nice. If someone is nice and not red then they are white.
Dave is white.