BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//OneSliders//event//EN
BEGIN:VEVENT
UID:london-marathon@one-sliders.com
DTSTART;VALUE=DATE:20270427
DTEND;VALUE=DATE:20270426
SUMMARY:London Marathon
LOCATION:London, United Kingdom
URL:https://one-sliders.com/content/categories/sport/marathon/events/london-marathon.html
END:VEVENT
END:VCALENDAR