BEGIN:VCALENDAR
PRODID:-//AT Content Types//AT Event//EN
VERSION:1.0
BEGIN:VEVENT
DTSTART:20130821T190000Z
DTEND:20130821T223000Z
DCREATED:20130820T152818Z
UID:ATEvent-000367f9-bf48-4a08-a58c-77559485678c
SEQUENCE:0
LAST-MODIFIED:20130820T153058Z
SUMMARY:Lab seminar
DESCRIPTION:Ma Huijing and Ma Chenyu will present.
LOCATION:A301
PRIORITY:3
TRANSP:0
END:VEVENT
END:VCALENDAR