BEGIN:VCALENDAR
                        VERSION:2.0
                        PRODID:-//hacksw/handcal//NONSGML v1.0//EN
                        BEGIN:VEVENT
                        UID:c808ee62ec5e662e080f51cb74d1b6e2https://www.olsd.org.uk
                        DTSTAMP:20260624T172950
                        DTSTART:TZID=20260624T172950
                        DTEND:TZID=20260624T172950
                        SUMMARY:Vigil Mass for All Saints (Holy Day of Obligation)
                        DESCRIPTION:
                        END:VEVENT
                        END:VCALENDAR