Charlie is green. Charlie is red. Charlie is smart. Charlie is white. Charlie is young. Fiona is cold. Fiona is green. Fiona is rough. Fiona is white. Harry is cold. Harry is green. Harry is red. Harry is rough. Harry is smart. Harry is white. Harry is young. If something is young and smart then it is rough. Cold things are white. If Harry is rough and Harry is cold then Harry is smart. If something is young and cold then it is rough. If something is white and smart then it is rough. All white, young things are rough. Red things are white. If Charlie is rough and Charlie is white then Charlie is cold.
Harry is young.