sentences:  Bernhard's son Ulrich III by marriage with Agnes of Merania in 1248 also inherited the title of a margrave in the adjacent March of Carniola.However, as he outlived his children, he bequested his Carinthian and Carniolan lands to his Přemyslid cousin King Ottokar II of Bohemia according to a secret inheritance agreement of 1268.These estates were among the territories which Rudolph of Habsburg after his election as King of the Romans in 1273 seized due to their acquisition in suspicious circumstances.