Anne is furry. Anne is rough. Erin is blue. Fiona is blue. Fiona is quiet. Fiona is rough. Fiona is smart. Fiona is young. Harry is red. Harry is rough. All young, furry people are not red. If someone is red then they are quiet. If someone is not young and not smart then they are furry. If someone is quiet and furry then they are not young. If Fiona is rough then Fiona is blue. If someone is furry and rough then they are not smart. Furry people are rough. Rough people are red. If Fiona is furry and Fiona is not red then Fiona is not smart.
Erin is not young.