BEGIN:VCALENDAR
VERSION:2.0
PRODID:collective/icalendar
BEGIN:VEVENT
UID:1
SUMMARY:Example calendar with a ': ' in the summary
DTSTAMP;TZID=America/Vancouver:20230920T120000
DTSTART;TZID=America/Vancouver:20230920T120000
END:VEVENT
BEGIN:VEVENT
UID:2
SUMMARY:Another event with a ': ' in the summary
DTSTAMP;TZID=America/Vancouver:20230920T120000
DTSTART;TZID=America/Vancouver:20230920T120000
END:VEVENT