Charlie is blue. Charlie is not round. Charlie is smart. Charlie is young. Dave is furry. Erin is blue. Erin is round. Fiona is blue. Fiona is furry. Fiona is round. If Dave is red then Dave is not smart. If something is red and round then it is blue. Round, kind things are not red. All furry things are young. If Fiona is furry and Fiona is not blue then Fiona is red. If something is not young then it is kind.
Fiona is young.