Anne is blue. Anne is cold. Anne is not furry. Anne is red. Anne is round. Anne is smart. Bob is red. Fiona is blue. Fiona is red. Harry is blue. Harry is cold. Harry is smart. If someone is blue and not smart then they are not furry. Blue, smart people are not furry. Red people are round. Furry people are rough. If someone is not blue then they are cold. If Bob is round then Bob is not rough.
Bob is not smart.