Anne is big. Anne is blue. Anne is nice. Anne is white. Anne is young. Fiona is big. Fiona is blue. Fiona is nice. Fiona is quiet. Fiona is round. Fiona is white. Fiona is young. If Anne is quiet and Anne is nice then Anne is round. If something is blue then it is young. If something is nice and young then it is round.
Fiona is not young.