Fiona is furry. Fiona is kind. Fiona is rough. Fiona is smart. Fiona is young. Harry is furry. Harry is green. Harry is rough. Harry is smart. Harry is young. If something is furry then it is kind. All cold things are young. Rough, green things are cold. Young things are rough. If Fiona is rough and Fiona is cold then Fiona is smart. Rough things are green. Furry, smart things are rough. All cold things are smart.
Fiona is not young.