BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//uttek//Mail & Kalender//DE
CALSCALE:GREGORIAN
BEGIN:VEVENT
UID:6475eac51435a161@demo.example
DTSTAMP:20261102T113735Z
DTSTART:20261012T170000Z
DTEND:20261012T181500Z
SUMMARY:Yoga
LOCATION:Studio am Park
RRULE:FREQ=WEEKLY
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Yoga
TRIGGER:-PT30M
END:VALARM
END:VEVENT
END:VCALENDAR