Anne is green. Anne is quiet. Anne is rough. Anne is smart. Bob is quiet. Bob is round. Bob is young. Charlie is green. Charlie is red. Fiona is rough. Rough people are quiet. If someone is young and green then they are smart. Green, smart people are young. All young, green people are quiet. If Fiona is quiet and Fiona is young then Fiona is red. All rough people are smart. If someone is rough and young then they are round. Red, rough people are quiet.
Anne is not round.