BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//uttek//Mail & Kalender//DE
CALSCALE:GREGORIAN
BEGIN:VEVENT
UID:7f5f8033a048739a@demo.example
DTSTAMP:20261102T190754Z
DTSTART:20261111T183000Z
DTEND:20261111T200000Z
SUMMARY:Elternabend 3b
LOCATION:Grundschule am Park
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Elternabend 3b
TRIGGER:-PT1440M
END:VALARM
END:VEVENT
END:VCALENDAR