BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//sebbo.net//ical-generator//EN
METHOD:REQUEST
NAME:calendar
X-WR-CALNAME:calendar
BEGIN:VEVENT
UID:289ce3f5-929e-472f-a974-7b8e0da70f95
SEQUENCE:0
DTSTAMP:20260909T114438Z
DTSTART:20260912T130000Z
DTEND:20260912T160000Z
SUMMARY:Zahnbürsten-Roboter (Tag der offenen Tür im Q37)
END:VEVENT
END:VCALENDAR