BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20250909T152500
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:6a243bcc423ad
DTSTAMP:20260606T152500Z
SUMMARY:Eine Winterreise
DTSTART:20270110T180000Z
DTEND:20270110T180000Z
END:VEVENT
END:VCALENDAR