Bob is rough. Dave is blue. Dave is rough. Dave is round. Fiona is blue. Fiona is nice. Fiona is red. Fiona is rough. Fiona is round. Gary is blue. If someone is blue then they are rough. All red people are smart. If someone is smart then they are round. If someone is blue and red then they are young. Young people are red. If someone is rough then they are young. If Fiona is red then Fiona is round. Young, round people are red.
Gary is young.