BEGIN:VCALENDAR
                        VERSION:2.0
                        PRODID:-//hacksw/handcal//NONSGML v1.0//EN
                        BEGIN:VEVENT
                        UID:3f7bace1add9e5c7b5331310df59c692https://www.olsd.org.uk
                        DTSTAMP:20260513T051724
                        DTSTART:TZID=20250928T090000
                        DTEND:TZID=20250928T100000
                        SUMMARY:Sunday Mass
                        DESCRIPTION:
                        END:VEVENT
                        END:VCALENDAR