BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//PYVOBJECT//NONSGML Version 1//EN
BEGIN:VTIMEZONE
TZID:Asia/Calcutta
BEGIN:STANDARD
DTSTART:20000101T000000
RRULE:FREQ=YEARLY;BYMONTH=1
TZNAME:IST
TZOFFSETFROM:+0500
TZOFFSETTO:+0500
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:20260702T035457Z - 21470@OCM
DTSTART;TZID=Asia/Calcutta:20260503T173000
DTEND;TZID=Asia/Calcutta:20260503T183000
CREATED:20260702T035457Z
DTSTAMP:20260702T035457Z
LOCATION:My Company\, India
SUMMARY:Maths Class
END:VEVENT
END:VCALENDAR
