Charlie is blue. Charlie is furry. Charlie is green. Charlie is nice. Charlie is white. Fiona is blue. Fiona is furry. Fiona is green. Fiona is nice. Fiona is rough. Fiona is round. Fiona is white. If something is rough then it is green. All green things are white. If Charlie is blue then Charlie is nice. All nice, green things are round. White, round things are rough. If something is rough and not furry then it is blue. If something is rough and not round then it is not blue. If something is not round then it is not nice.
Fiona is furry.