Anne is green. Anne is rough. Dave is rough. Fiona is not green. Fiona is not round. Harry is big. Harry is not cold. Harry is furry. Harry is green. Harry is rough. Harry is round. Harry is young. All rough things are furry. All cold, young things are rough. Big things are green. All furry, green things are round. Furry things are big. If something is round then it is green. If something is green and round then it is young. Cold things are young. If something is furry and not young then it is rough.
Fiona is furry.