Bob is red. Fiona is not green. Fiona is nice. Fiona is quiet. Harry is nice. Harry is quiet. Harry is not red. All red, green people are round. Green people are quiet. If Harry is round then Harry is red. Big people are not green. If Fiona is green then Fiona is round. If someone is rough and not red then they are quiet. If someone is red and not round then they are big. If Bob is green and Bob is not round then Bob is quiet.
Harry is not big.