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METHOD:PUBLISH
BEGIN:VEVENT
SUMMARY:21. Summer School Renewable Energy
DTSTART:20060816T131300
DTEND:20060901T140000
UID:2026-04-06-00-07-41-0-@calendar.boell.de
DTSTAMP:20260405T220741
DESCRIPTION:Landesstiftung Nordrhein-Westfalen
END:VEVENT
END:VCALENDAR