Dave is nice. Dave is smart. Erin is white. If Erin is round then Erin is not young. If someone is blue and not nice then they are round. Quiet, blue people are not round. If Erin is round then Erin is quiet. If someone is white then they are smart. Smart people are not young. If someone is round and not quiet then they are blue. If someone is not smart then they are young.
Erin is white.