BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.you/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:f4c094c8-e7f7-4672-a41f-90e504923533
DTSTAMP:20260420T021722Z
DTSTART;VALUE=DATE:20260501
SUMMARY:Labor Day and International Workers' Solidarity Day (Bulgaria)
END:VEVENT
END:VCALENDAR