BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//hacksw/handcal//NONSGML v1.0//EN
BEGIN:VEVENT
UID:river-rzeka.zacheta
DTSTAMP:20260715T072636Z
DTSTART:20260715T072636Z
SUMMARY:River [Rzeka]
END:VEVENT
END:VCALENDAR