Dave is big. Dave is cold. Dave is green. Dave is rough. Dave is round. Dave is white. Fiona is cold. Fiona is rough. Fiona is round. Fiona is not white. Cold things are green. All big, cold things are white. If something is rough and not cold then it is green. If Dave is quiet then Dave is white. If something is quiet then it is not cold. If Fiona is rough then Fiona is round.
Fiona is cold.