BEGIN:VCALENDAR VERSION:2.0 PRODID:-//hacksw/handcal//NONSGML v1.0//EN TZ:+00 BEGIN:VEVENT DTSTART:20200622T000000Z DTEND:20200622T000000Z SUMMARY:Future Formulaton 4: Standard registration deadline due before 22nd June 2020 LOCATION:United Kingdom END:VEVENT END:VCALENDAR