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ENDE: https://docs.google.com/presentation/d/1GFIDMnWOyvo8767jW7JZ55iE7TP8KA-9t4UOGWLImdU/edit?usp=sharing

1: https://docs.google.com/presentation/d/1ynUQe2GrVn-VZ3dEx_C8wx41i3-SIf6iKhGsnOfc81A/edit?usp=sharing

2: https://docs.google.com/presentation/d/1suG2IUkuReYSl3ihU0I3Hpp5s3GgTPyzqkmvohAQ6rg/edit#slide=id.p