Erin is big. Erin is blue. Erin is cold. Erin is quiet. Erin is rough. Erin is not smart. Erin is young. Fiona is big. Fiona is blue. Fiona is cold. Fiona is quiet. Fiona is rough. Fiona is smart. Fiona is young. If Erin is smart and Erin is rough then Erin is young. If someone is smart and not rough then they are not young.
Erin is quiet.