BEGIN:VCALENDAR
VERSION:2.0
PRODID:icalendar-ruby
CALSCALE:GREGORIAN
METHOD:PUBLISH
BEGIN:VTIMEZONE
TZID:Europe/London
BEGIN:DAYLIGHT
DTSTART:20210328T020000
TZOFFSETFROM:+0000
TZOFFSETTO:+0100
RRULE:FREQ=YEARLY;BYDAY=-1SU;BYMONTH=3
TZNAME:BST
END:DAYLIGHT
BEGIN:STANDARD
DTSTART:20211031T010000
TZOFFSETFROM:+0100
TZOFFSETTO:+0000
RRULE:FREQ=YEARLY;BYDAY=-1SU;BYMONTH=10
TZNAME:GMT
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END:VTIMEZONE
BEGIN:VEVENT
DTSTAMP:20260626T034239Z
UID:the-big-one-24th-sep-3pm-to-7pm
DTSTART;TZID=Europe/London:20210924T150000
DTEND;TZID=Europe/London:20210924T190000
LOCATION:Campus Heart\, Teesside Uni (Outside the SU Building and Library)
SUMMARY:The Big One (24th Sep\, 3pm to 7pm)
END:VEVENT
END:VCALENDAR