Bob is smart. Bob is white. Bob is young. Fiona is quiet. Fiona is smart. Fiona is white. Fiona is young. Gary is blue. Gary is nice. Gary is round. Gary is white. Harry is not blue. Harry is nice. Harry is not quiet. Harry is round. Harry is smart. If someone is quiet and blue then they are nice. If someone is young then they are white. Young, nice people are quiet. If someone is white and young then they are smart. All quiet, young people are not blue. Young people are nice. Blue people are nice. If someone is not quiet then they are not young.
Gary is smart.