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BEGIN:VEVENT
SUMMARY:21. Summer School Renewable Energy
DTSTART:20060816T131300
DTEND:20060901T140000
UID:2026-05-07-08-33-26-0-@calendar.boell.de
DTSTAMP:20260507T063326
DESCRIPTION:Landesstiftung Nordrhein-Westfalen
END:VEVENT
END:VCALENDAR