Dave is green. Dave is rough. Dave is round. Dave is young. Fiona is cold. Fiona is green. Fiona is nice. Fiona is rough. Fiona is round. Fiona is smart. Fiona is young. Gary is cold. Gary is green. Gary is rough. Gary is round. Gary is young. All nice things are young. Cold, smart things are green. Smart things are young. All nice, round things are green. If Dave is round then Dave is nice. If Gary is green and Gary is round then Gary is smart. All rough, cold things are smart. If something is nice and cold then it is smart.
Dave is nice.