Charlie is quiet. Dave is quiet. Erin is nice. Erin is quiet. Erin is white. Fiona is quiet. Fiona is rough. If Dave is nice and Dave is rough then Dave is quiet. Red, nice people are white. Young people are red. If someone is young then they are red. If Erin is big and Erin is red then Erin is white. All red, white people are big. Red people are nice. Rough people are young.
Fiona is not white.