BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Run Events 2026//EN
CALSCALE:GREGORIAN
METHOD:PUBLISH
BEGIN:VTIMEZONE
TZID:Europe/London
X-LIC-LOCATION:Europe/London
BEGIN:DAYLIGHT
TZOFFSETFROM:+0000
TZOFFSETTO:+0100
TZNAME:BST
DTSTART:19700329T010000
RRULE:FREQ=YEARLY;BYMONTH=3;BYDAY=-1SU
END:DAYLIGHT
BEGIN:STANDARD
TZOFFSETFROM:+0100
TZOFFSETTO:+0000
TZNAME:GMT
DTSTART:19701025T020000
RRULE:FREQ=YEARLY;BYMONTH=10;BYDAY=-1SU
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:tcs-london-marathon-20260426T090000-2026@run-events
DTSTAMP:20260108T210208Z
DTSTART;TZID=Europe/London:20260426T090000
DTEND;TZID=Europe/London:20260426T160000
SUMMARY:TCS London Marathon
URL:https://www.tcslondonmarathon.com
END:VEVENT
END:VCALENDAR