BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//hacksw/handcal//NONSGML v1.0//EN
BEGIN:VEVENT
UID:4459@retsch
ORGANIZER:CN=Retsch GmbH
DTSTART;VALUE=DATE:20220329

SUMMARY:Labcon
LOCATION:Hamburg - Deutschland
END:VEVENT
END:VCALENDAR