BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//OSM Calendar
BEGIN:VTIMEZONE
TZID:Asia/Manila
COMMENT:This timezone only works from 1970-01-01 to 2038-01-01.
BEGIN:STANDARD
DTSTART:19700101T000000
TZNAME:PST
TZOFFSETFROM:+0800
TZOFFSETTO:+0800
END:STANDARD
BEGIN:DAYLIGHT
DTSTART:19770328T010000
RDATE:19900521T010000
TZNAME:PDT
TZOFFSETFROM:+0800
TZOFFSETTO:+0900
END:DAYLIGHT
BEGIN:STANDARD
DTSTART:19770922T000000
RDATE:19900729T000000
TZNAME:PST
TZOFFSETFROM:+0900
TZOFFSETTO:+0800
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
SUMMARY:Mapathon
DTSTART;TZID=Asia/Manila:20210924T090000
DTEND;TZID=Asia/Manila:20210924T103000
DTSTAMP:20210924T010000Z
UID:OSMCAL-918
DESCRIPTION:Mapathon
GEO:12.897489;121.640625
LOCATION:Virtual\, Romblon\, Philippines
STATUS:CANCELLED
END:VEVENT
END:VCALENDAR