Bob is round. Charlie is red. Charlie is round. Charlie is white. Dave is furry. Dave is green. Dave is rough. Dave is round. Dave is smart. Dave is white. Erin is round. Erin is white. All white, rough people are green. All round people are red. All rough, smart people are white. Rough people are smart. All green people are furry. If someone is round then they are rough.
Erin is green.