BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Kalender//
BEGIN:VEVENT
SUMMARY:Matheolympiade
DTSTART:20211110T070000Z
DTSTAMP:20260507T013030Z
UID:event_ical_kalender_2507
DESCRIPTION:Matheolympiade
END:VEVENT
END:VCALENDAR