Bob is not big. Bob is blue. Bob is kind. Bob is round. Dave is big. Erin is young. Fiona is round. If something is round and big then it is not blue. Big things are young. All young, kind things are not big. Young things are round. If something is nice and blue then it is not kind. If something is big and not round then it is kind. If something is blue and not kind then it is cold. If something is young and not cold then it is not kind.
Bob is not nice.