BEGIN:VCALENDAR
VERSION:2.0
PRODID:icalendar-ruby
CALSCALE:GREGORIAN
METHOD:PUBLISH
BEGIN:VTIMEZONE
TZID:Europe/London
BEGIN:DAYLIGHT
DTSTART:20230326T020000
TZOFFSETFROM:+0000
TZOFFSETTO:+0100
RRULE:FREQ=YEARLY;BYDAY=-1SU;BYMONTH=3
TZNAME:BST
END:DAYLIGHT
BEGIN:STANDARD
DTSTART:20231029T010000
TZOFFSETFROM:+0100
TZOFFSETTO:+0000
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TZNAME:GMT
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BEGIN:VEVENT
DTSTAMP:20260405T105618Z
UID:trip-to-chester-0674
DTSTART;TZID=Europe/London:20231014T090000
DTEND;TZID=Europe/London:20231014T180000
LOCATION:Meet at the Union's Reception
SUMMARY:Trip to Chester
END:VEVENT
END:VCALENDAR