BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20250913T170209
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:6a299891a5e15
DTSTAMP:20260610T170209Z
SUMMARY:ORGEL:PUNKT:SECHS
DTSTART:20260717T160000Z
DTEND:20260717T165000Z
END:VEVENT
END:VCALENDAR