Anne is blue. Anne is kind. Anne is nice. Anne is quiet. Anne is rough. Anne is young. Bob is blue. Bob is quiet. Charlie is blue. Charlie is cold. Charlie is kind. Charlie is nice. Charlie is quiet. Charlie is rough. Charlie is young. Gary is young. If Anne is young then Anne is cold. If something is cold then it is young. If Gary is nice and Gary is quiet then Gary is young. If Anne is blue and Anne is young then Anne is cold. All cold, young things are kind. If Bob is kind and Bob is quiet then Bob is blue.
Bob is not young.