Anne is not young. Dave is rough. Dave is young. Erin is not big. Erin is not rough. Fiona is not rough. Fiona is not young. If Dave is quiet then Dave is nice. If Erin is nice and Erin is not rough then Erin is not red. If someone is young then they are big. If Anne is not smart and Anne is not nice then Anne is big. If someone is smart and not young then they are not rough. If someone is quiet and not nice then they are not smart.
Fiona is big.