The foundation aims to rent out the properties and buildings contributed to the foundation, including their inventory, and to use the resulting net income for the benefit of the family members of the founder, in accordance with the following purposes as defined in Article 335 of the Swiss Civil Code, and to maintain the properties and buildings as a whole as a castle complex to achieve this purpose. The net income of the foundation is to be used in accordance with Article 335 of the Swiss Civil Code as follows: - for pro-rata costs of education and training of the beneficiaries, each until the completion of their respective first education, at the latest until their 30th birthday, - for the endowment or support of the beneficiaries or for similar purposes.