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
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
DTSTAMP:20260626T034624Z
UID:talk-to-tusu-thu-30th-sep-from-11am-to-1pm
DTSTART;TZID=Europe/London:20210930T110000
DTEND;TZID=Europe/London:20210930T130000
LOCATION:The Centuria Building (Ground floor)
SUMMARY:Talk to TUSU (Thu\, 30th Sep from 11am to 1pm)
END:VEVENT
END:VCALENDAR