Dave is red. Erin is young. Gary is white. Harry is white. All blue, furry people are smart. If Dave is red then Dave is not white. If someone is young then they are furry. Furry people are not smart. If Harry is not white then Harry is smart. If Erin is blue then Erin is not smart. If someone is big and not smart then they are young. If someone is not smart then they are furry.
Harry is not white.