BEGIN:VCALENDAR PRODID:-//hacksw/handcal//NONSGML v1.0//EN BEGIN:VEVENT DTSTART;TZID=Europe/London:20180604T190000 DTEND;TZID=Europe/London:20180604T200000 LOCATION: SUMMARY:Harvard Din and Tonics DESCRIPTION: METHOD:PUBLISH END:VEVENT END:VCALENDAR