Bob is big. Bob is quiet. Bob is smart. Erin is furry. Erin is smart. Fiona is big. Fiona is cold. Fiona is furry. Fiona is kind. Fiona is smart. All cold, furry things are kind. Smart things are cold. If something is quiet and furry then it is kind. Kind, cold things are young. All quiet things are big. If something is big then it is cold.
Fiona is not young.