BEGIN:VCALENDAR VERSION:2.0 PRODID:-//hacksw/handcal//NONSGML v1.0//EN TZ:+00 BEGIN:VEVENT DTSTART:20210916T000000Z DTEND:20210916T000000Z SUMMARY:91AV for the Environment: Standard registration deadline due before 16th September 2021 LOCATION:United Kingdom END:VEVENT END:VCALENDAR