BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.now/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:a688569a-1c0e-4248-a86b-6a2aaaaa4097
DTSTAMP:20260502T134945Z
DTSTART;VALUE=DATE:20200511
SUMMARY:Day off (substituted from 05/09/2020) (Rusia)
END:VEVENT
END:VCALENDAR