BEGIN:VCALENDAR PRODID:-//AT Content Types//AT Event//EN VERSION:2.0 METHOD:PUBLISH BEGIN:VEVENT DTSTAMP:20251223T090821Z CREATED:20121119T071951Z UID:ATEvent-5b64f5cc-d3bc-4d36-abe0-ac6e52c25483 LAST-MODIFIED:20121119T071954Z SUMMARY:lab seminar DTSTART:20121123T013000Z DTEND:20121123T050000Z DESCRIPTION:by Dan and Dantong LOCATION:A301 CLASS:PUBLIC END:VEVENT END:VCALENDAR