BEGIN:VCALENDAR
VERSION:2.0
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CALSCALE:GREGORIAN
METHOD:PUBLISH
BEGIN:VEVENT
SUMMARY:Dlaczego węgiel tanieje? | Debata online
DTSTART:20170525T110000
DTEND:20170525T123000
UID:2026-06-10-14-31-39-0-@calendar.boell.de
DTSTAMP:20260610T123139
DESCRIPTION:Heinrich-Böll-Stiftung Warschau - Polen
END:VEVENT
END:VCALENDAR