Charlie is green. Dave is white. Erin is furry. If Charlie is cold then Charlie is green. If something is nice and not young then it is cold. If something is cold and not rough then it is not young. Green, rough things are white. If Dave is not rough then Dave is nice. If something is green and white then it is nice. Nice things are not furry. If something is green and not cold then it is furry.
Dave is not nice.