BEGIN:VCALENDAR
VERSION:2.0
CALSCALE:GREGORIAN
BEGIN:VEVENT
DTSTART;TZID=Europe/Berlin:20221201T100000
DTEND;TZID=Europe/Berlin:20221202T000000
SUMMARY:11th Energy Storage Working Group
DESCRIPTION:Energy storage - technical and economic possibilities
END:VEVENT
END:VCALENDAR