Bob is furry. Bob is green. Bob is quiet. Bob is smart. Fiona is green. Fiona is kind. Gary is big. Gary is kind. Harry is big. Harry is blue. Harry is furry. Harry is green. Harry is kind. Harry is quiet. Harry is smart. If someone is quiet then they are smart. If Bob is quiet then Bob is big. Furry people are green. If Gary is big and Gary is kind then Gary is blue. All furry, kind people are big. If someone is quiet and big then they are blue. All furry people are quiet. If someone is furry then they are big.
Gary is not blue.