BEGIN:VCALENDAR
VERSION:2.0
PRODID:icalendar-ruby
CALSCALE:GREGORIAN
BEGIN:VEVENT
DTSTAMP:20260422T051817Z
UID:f8c2a775-c04c-4ee0-975e-7f4cab98400a
DTSTART:20260429T210000Z
DESCRIPTION:For selected students
LOCATION:
SUMMARY:Otago Maths Problem Challenge
URL;VALUE=URI:
END:VEVENT
END:VCALENDAR