BEGIN:VCALENDAR
VERSION:2.0
PRODID:icalendar-ruby
CALSCALE:GREGORIAN
METHOD:PUBLISH
BEGIN:VTIMEZONE
TZID:Europe/London
BEGIN:DAYLIGHT
DTSTART:20240331T020000
TZOFFSETFROM:+0000
TZOFFSETTO:+0100
RRULE:FREQ=YEARLY;BYDAY=-1SU;BYMONTH=3
TZNAME:BST
END:DAYLIGHT
BEGIN:STANDARD
DTSTART:20241027T010000
TZOFFSETFROM:+0100
TZOFFSETTO:+0000
RRULE:FREQ=YEARLY;BYDAY=-1SU;BYMONTH=10
TZNAME:GMT
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END:VTIMEZONE
BEGIN:VEVENT
DTSTAMP:20260517T114540Z
UID:fitness-swim-5a75
DTSTART;TZID=Europe/London:20240929T110000
DTEND;TZID=Europe/London:20240929T120000
LOCATION:Richmond Building\, Swimming Pool
SUMMARY:Fitness Swim
END:VEVENT
END:VCALENDAR
