BEGIN:VCALENDAR
PRODID:-//AT Content Types//AT Event//EN
VERSION:2.0
METHOD:PUBLISH
BEGIN:VEVENT
DTSTAMP:20260420T193425Z
CREATED:20121219T150710Z
UID:ATEvent-5609e3b3-fdb6-4d7d-8390-8d4754ccaa9e
LAST-MODIFIED:20121219T150714Z
SUMMARY:lab seminar
DTSTART:20121216T200000Z
DTEND:20121216T230000Z
LOCATION:A301
CLASS:PUBLIC
END:VEVENT
END:VCALENDAR