Dave is big. Dave is blue. Dave is kind. Dave is quiet. Dave is red. Dave is round. Dave is young. Fiona is big. Fiona is kind. Fiona is quiet. Fiona is young. Gary is big. Gary is not kind. Gary is not quiet. Gary is not red. Gary is not round. Blue, quiet things are big. If Dave is kind and Dave is young then Dave is big.
Fiona is not round.