BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//fa.cvut.cz//calendar//EN
BEGIN:VEVENT
UID:event-45417@fa.cvut.cz
DTSTAMP:20220627T132048Z
DTSTART:20230409T220000Z
DTEND:20230409T230000Z
SUMMARY:Classes cancelled - Easter
END:VEVENT
END:VCALENDAR