BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//hacksw/handcal//NONSGML v1.0//EN
BEGIN:VEVENT
UID:wyklad-3.zacheta
DTSTAMP:20260705T195005Z
DTSTART:20260705T195005Z
SUMMARY:wykład
END:VEVENT
END:VCALENDAR