Dave is big. Dave is green. Dave is kind. Dave is red. Dave is young. Fiona is kind. Fiona is round. Harry is green. Harry is red. Harry is young. If someone is quiet and kind then they are round. If someone is big then they are round. Green, red people are young. Red people are green. If someone is red then they are round. Round people are red. If someone is big then they are young. If someone is round and quiet then they are green.
Harry is not red.