Resignation from participation must be made in writing, by email sent to from the email address given at the registration.

If the resignation email is received before 15 January 2022, the Organizers will refund 50% of the registration fee to the bank account specified in the resignation note. After that date, no refund of the registration fee is possible.

Substitution of a participant is possible before 10 March 2022, by email sent to