Bob is quiet. Charlie is rough. Fiona is round. Harry is rough. Quiet, big people are round. Rough, furry people are green. All round people are nice. If someone is rough and round then they are quiet. If Fiona is rough then Fiona is round. All big people are nice. Quiet, furry people are green. If Charlie is furry and Charlie is green then Charlie is round.
Fiona is not nice.