BEGIN:VCALENDAR VERSION:2.0 PRODID:-//TYPO3/NONSGML News system (news)//EN BEGIN:VEVENT UID:events-312@ DTSTAMP:19691231T230001Z DTSTART:20260611T140000Z DTEND:20260612T141500Z SUMMARY:7. LehrForum Bionik in Hamburg END:VEVENT END:VCALENDAR