BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20250907T191453
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:6a21cead0e70d
DTSTAMP:20260604T191453Z
SUMMARY:ORGEL:PUNKT:SECHS
DTSTART:20260925T160000Z
DTEND:20260925T165000Z
END:VEVENT
END:VCALENDAR