BEGIN:VCALENDAR PRODID:-//hacksw/handcal//NONSGML v1.0//EN BEGIN:VEVENT DTSTART;TZID=Europe/London:20180428T140000 DTEND;TZID=Europe/London:20180428T150000 LOCATION: SUMMARY:London Polo Day DESCRIPTION: METHOD:PUBLISH END:VEVENT END:VCALENDAR