BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//hacksw/handcal//NONSGML v1.0//EN
BEGIN:VEVENT
UID:rozgrzewka-6.zacheta
DTSTAMP:20260718T033839Z
DTSTART:20260718T033839Z
SUMMARY:Rozgrzewka
END:VEVENT
END:VCALENDAR