BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//hacksw/handcal//NONSGML v1.0//EN
BEGIN:VEVENT
UID:lekcja-fruwania.zacheta
DTSTAMP:20260718T045739Z
DTSTART:20260718T045739Z
SUMMARY:Lekcja fruwania
END:VEVENT
END:VCALENDAR