Charlie is cold. Charlie is green. Charlie is quiet. Charlie is red. Charlie is smart. Charlie is white. Charlie is young. Fiona is cold. Fiona is green. Fiona is quiet. Fiona is red. Fiona is smart. Fiona is not white. Fiona is young. If someone is smart and young then they are quiet. All red, young people are quiet. If someone is cold then they are quiet. If someone is cold and not white then they are green. If someone is white and not cold then they are red. If someone is not green and not white then they are smart.
Charlie is not red.