BEGIN:VCALENDAR
CALSCALE:GREGORIAN
X-WR-CALNAME:Housing Works
X-WR-TIMEZONE:US/Eastern
VERSION:2.0
BEGIN:VEVENT
SEQUENCE:1
TRANSP:OPAQUE
DTSTART:20090413T220000Z
SUMMARY:Green Weddings
DTEND:20090413T220000
END:VEVENT
END:VCALENDAR
BEGIN:VCALENDAR
CALSCALE:GREGORIAN
X-WR-CALNAME:Housing Works
X-WR-TIMEZONE:US/Eastern
VERSION:2.0
BEGIN:VEVENT
SEQUENCE:1
DTSTART:19691231T190000Z
SUMMARY:
DTEND:19691231T190000Z
END:VEVENT
END:VCALENDAR