BEGIN:VCALENDAR
VERSION:2.0
PRODID:icalendar-ruby
CALSCALE:GREGORIAN
METHOD:PUBLISH
BEGIN:VTIMEZONE
TZID:Europe/London
BEGIN:DAYLIGHT
DTSTART:20150329T020000
TZOFFSETFROM:+0000
TZOFFSETTO:+0100
RRULE:FREQ=YEARLY;BYDAY=-1SU;BYMONTH=3
TZNAME:BST
END:DAYLIGHT
BEGIN:STANDARD
DTSTART:20141026T010000
TZOFFSETFROM:+0100
TZOFFSETTO:+0000
RRULE:FREQ=YEARLY;BYDAY=-1SU;BYMONTH=10
TZNAME:GMT
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BEGIN:VEVENT
DTSTAMP:20260405T162306Z
UID:boxing-caledonian-clash
DTSTART;TZID=Europe/London:20141207T173000
DTEND;TZID=Europe/London:20141208T000000
LOCATION:Vertigo\, Strathclyde Union\, 90 John Street Glasgow
SUMMARY:Boxing - Caledonian Clash 
END:VEVENT
END:VCALENDAR