Anne is nice. Bob is furry. Bob is green. Bob is quiet. Bob is young. Charlie is furry. Charlie is quiet. Charlie is young. Fiona is nice. Fiona is quiet. If Fiona is quiet and Fiona is young then Fiona is cold. All green, young people are nice. Green people are furry. If someone is green and young then they are furry. If someone is quiet then they are young. If Fiona is cold then Fiona is nice.
Anne is not furry.