BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.now/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:f19438b3-97a0-4126-b54f-810cc1bdb331
DTSTAMP:20260422T105713Z
DTSTART;VALUE=DATE:20260501
SUMMARY:Labor Day and International Workers' Solidarity Day (Bulgarie)
END:VEVENT
END:VCALENDAR