BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//hacksw/handcal//NONSGML v1.0//EN
BEGIN:VEVENT
DTSTAMP:20210329T101500Z
DTSTART:20210329T101500Z
DTEND:20210329T101500Z
SUMMARY:BBK, Bonn
END:VEVENT
END:VCALENDAR