Practitioner's Responsibility Our responsibility is to express a conclusion based on the work we performed as to whether any matters have come to our attention that cause us to believe that the websites under the heading of “Approach” and “Management” and selected performance indicators under the heading “Fields of Action” (“Environment”, “Social” and “Governance and Integrity”) have not been prepared, in all material respects, in accordance with the above mentioned criteria of the Corporate Sustainability Reporting Guidelines Vol. 3.1 of the GRI.