BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20251218T191719
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:6aa8483f12f87
DTSTAMP:20260914T191719Z
SUMMARY:Führung in russischer Sprache
DTSTART:20261011T130000Z
DTEND:20261011T160000Z
END:VEVENT
END:VCALENDAR