BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//semicodon//Kurstermine//DE
CALSCALE:GREGORIAN
METHOD:PUBLISH
X-WR-CALNAME:semicodon Kurse
X-WR-TIMEZONE:Europe/Berlin
REFRESH-INTERVAL;VALUE=DURATION:PT6H
X-PUBLISHED-TTL:PT6H
END:VCALENDAR