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PRODID:spatie/icalendar-generator
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DTSTART:20250903T115710
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BEGIN:VEVENT
UID:6a1c2216b0254
DTSTAMP:20260531T115710Z
SUMMARY:Leonardo da Vinci – Erfindungen erleben
DTSTART:20261120T100000Z
DTEND:20261120T100000Z
END:VEVENT
END:VCALENDAR