Bob is not big. Bob is smart. Bob is not white. Bob is young. Charlie is big. Charlie is furry. Charlie is round. Charlie is smart. Fiona is furry. Fiona is not nice. Fiona is round. Fiona is not smart. Fiona is not young. Harry is big. Harry is smart. Big, round things are not white. If Harry is big then Harry is white. If something is round then it is big. If something is furry then it is big. If something is furry and not nice then it is not white. If Charlie is white and Charlie is not young then Charlie is big. If something is nice and not furry then it is big. If something is not furry then it is not nice.
Fiona is young.