BEGIN:VCALENDAR
PRODID:-//Events Calendar//iCal4j 1.0//EN
VERSION:1.0
CALSCALE:GREGORIAN
BEGIN:VEVENT
UID:event_259
DTSTAMP:20260517T182810Z
DTSTART:20260529T140000Z
DTEND:20260529T170000Z
SUMMARY:Open Day London
END:VEVENT
END:VCALENDAR