kind_von(karl_VI, leopold_I). kind_von(maria_theresia, karl_VI). kind_von(joseph_II, maria_theresia). kind_von(joseph_II, franz_I). kind_von(leopold_II, maria_theresia). kind_von(marie_antoinette, maria_theresia). :- kind_von(Kind, Elternteil).Goals serve two purposes. First, they are tested after each compilation - and in our case the goal was in fact true. Second, ...----- n599 ------------------------