Charlie is kind. Charlie is round. Dave is blue. Dave is kind. Dave is white. Erin is blue. Erin is white. Fiona is kind. Fiona is round. Fiona is young. If Dave is round and Dave is smart then Dave is kind. If something is nice then it is blue. White, nice things are smart. If something is blue then it is smart. If Dave is round then Dave is kind. Kind, round things are young. Kind things are young. If Charlie is white and Charlie is nice then Charlie is blue.
Dave is not blue.