BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Test//Test//EN
BEGIN:VTIMEZONE
TZID:Europe/London
BEGIN:STANDARD
DTSTART:19701025T020000
RRULE:FREQ=YEARLY;BYMONTH=10;BYDAY=-1SU
TZOFFSETFROM:+0100
TZOFFSETTO:+0000
TZNAME:GMT
END:STANDARD
END:VTIMEZONE
END:VCALENDAR
