BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20250902T101004
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
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BEGIN:VEVENT
UID:6a1ab77c74ac0
DTSTAMP:20260530T101004Z
SUMMARY:Christbaummarkt
DTSTART:20261221T060000Z
DTEND:20261221T190000Z
END:VEVENT
END:VCALENDAR