Charlie is blue. Charlie is green. Charlie is nice. Charlie is rough. Charlie is white. Charlie is young. Erin is blue. Erin is green. Erin is nice. Erin is rough. Erin is round. Erin is white. Erin is young. Fiona is blue. Fiona is green. Fiona is young. If someone is rough then they are white. If someone is blue and green then they are rough. If someone is round then they are rough.
Fiona is not round.