Bob is big. Bob is blue. Bob is cold. Charlie is blue. Charlie is furry. Charlie is rough. Charlie is young. Gary is big. Gary is blue. Gary is cold. Gary is furry. Gary is round. Gary is young. Harry is big. Harry is blue. Harry is furry. Young people are furry. If Gary is rough and Gary is blue then Gary is round. If someone is furry and rough then they are blue. All big people are round. If someone is round and cold then they are young. Big people are blue.
Bob is not blue.