Charlie is furry. Charlie is green. Charlie is nice. Charlie is red. Dave is furry. Dave is nice. Dave is smart. Dave is white. Erin is red. Fiona is smart. Fiona is white. Green, nice people are smart. If someone is green then they are young. If someone is white then they are green. Furry, red people are smart. If someone is young and white then they are furry. All red people are white. Nice people are red. Green, nice people are white.
Fiona is not young.