Bob is cold. Bob is kind. Charlie is nice. Charlie is quiet. Charlie is rough. Dave is rough. Erin is kind. Erin is rough. Erin is smart. Erin is white. If someone is white and cold then they are rough. All kind people are quiet. All smart people are white. Rough, kind people are nice. Rough people are kind. Cold people are smart. All nice, quiet people are cold. If Erin is smart then Erin is quiet.
Charlie is not nice.