Bob is not kind. Charlie is round. Erin is rough. Fiona is blue. All smart, kind things are young. If something is rough and not kind then it is blue. If something is blue and not green then it is rough. All blue, rough things are young. If something is green and not smart then it is not blue. If something is blue then it is young. If something is blue and not smart then it is not kind. If something is not blue then it is not young.
Erin is not rough.