BEGIN:VCALENDAR VERSION:2.0 PRODID:icalendar-ruby CALSCALE:GREGORIAN METHOD:PUBLISH BEGIN:VEVENT DTSTAMP:20250618T133123Z UID:477250cb-adf4-4861-a748-8e746464d51d DTSTART:20280422T000000 DESCRIPTION:Session B classes end SUMMARY:Session B classes end END:VEVENT END:VCALENDAR