BEGIN:VCALENDAR PRODID:-//hacksw/handcal//NONSGML v1.0//EN BEGIN:VEVENT DTSTART;TZID=Europe/London:20181212T183000 DTEND;TZID=Europe/London:20181212T193000 LOCATION: SUMMARY:HBS Sparkling Christmas Reception 2018 DESCRIPTION: METHOD:PUBLISH END:VEVENT END:VCALENDAR