BEGIN:VCALENDAR
VERSION:2.0
PRODID:icalendar-ruby
CALSCALE:GREGORIAN
BEGIN:VTIMEZONE
TZID:America/Chicago
BEGIN:DAYLIGHT
DTSTART:20260308T030000
TZOFFSETFROM:-0600
TZOFFSETTO:-0500
RRULE:FREQ=YEARLY;BYDAY=2SU;BYMONTH=3
TZNAME:CDT
END:DAYLIGHT
BEGIN:STANDARD
DTSTART:20261101T010000
TZOFFSETFROM:-0500
TZOFFSETTO:-0600
RRULE:FREQ=YEARLY;BYDAY=1SU;BYMONTH=11
TZNAME:CST
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
DTSTAMP:20260615T112855Z
UID:10c1d9c0-8c96-4eef-9639-952bf0ff7d31
DTSTART;VALUE=DATE:20260621
DTEND;VALUE=DATE:20260622
DESCRIPTION:
LOCATION:
SUMMARY:Happy Father's Day!
END:VEVENT
BEGIN:VEVENT
DTSTAMP:20260615T112855Z
UID:e1425e57-c39c-41c2-ba33-fb9a925c165f
DTSTART;VALUE=DATE:20260703
DTEND;VALUE=DATE:20260704
DESCRIPTION:
LOCATION:
SUMMARY:Happy July 4th!
END:VEVENT
BEGIN:VEVENT
DTSTAMP:20260615T112855Z
UID:95b990b3-2eb1-4947-8e72-95f207f608cf
DTSTART;VALUE=DATE:20260704
DTEND;VALUE=DATE:20260705
DESCRIPTION:
LOCATION:
SUMMARY:Happy 4th of July!
END:VEVENT
END:VCALENDAR