BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//writing-games.org//WG Events Calendar//EN
CALSCALE:GREGORIAN
X-WR-CALNAME:Writing Games Event
X-WR-CALDESC:Anniversaries and community observances for text-based games\,
  from writing-games.org
METHOD:PUBLISH
BEGIN:VEVENT
UID:lumen-et-umbra-anniversary@writing-games.org
DTSTAMP:20260429T084951Z
SUMMARY:Lumen et Umbra
DTSTART;VALUE=DATE:20261205
DTEND;VALUE=DATE:20261206
RRULE:FREQ=YEARLY;BYMONTH=12;BYMONTHDAY=5
DESCRIPTION:Anniversary of Lumen et Umbra's launch.
END:VEVENT
END:VCALENDAR