BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20250913T150452
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
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BEGIN:VEVENT
UID:6a297d145b2c3
DTSTAMP:20260610T150452Z
SUMMARY:Tag der Artenvielfalt: Expedition am Vogelstangsee
DTSTART:20260613T120000Z
DTEND:20260613T140000Z
END:VEVENT
END:VCALENDAR