BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Knokr//Festival//EN
BEGIN:VEVENT
DTSTART;VALUE=DATE:20260701
DTEND;VALUE=DATE:20260708
SUMMARY:Open'er Festival
LOCATION:Gdynia, Poland
URL:https://opener.pl/en
END:VEVENT
END:VCALENDAR