Anne is nice. Fiona is green. Fiona is smart. Fiona is young. Harry is green. Harry is nice. Harry is smart. Smart, green people are round. Nice people are furry. Furry people are young. Round people are blue. All green, round people are nice. If someone is blue then they are smart. If Anne is round and Anne is smart then Anne is green. If someone is nice then they are furry.
Fiona is not green.