BEGIN:VCALENDAR
VERSION:2.0
PRODID:icalendar-ruby
CALSCALE:GREGORIAN
BEGIN:VEVENT
DTSTAMP:20260701T210130Z
UID:f66c5530-29af-4fdf-88d3-f043e52ef6d1
DTSTART;VALUE=DATE:20260720
DTEND;VALUE=DATE:20260725
SUMMARY:Book Week
END:VEVENT
END:VCALENDAR