BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//hacksw/handcal//NONSGML v1.0//EN
BEGIN:VEVENT
UID:wiosenne-ptaki.zacheta
DTSTAMP:20260705T052236Z
DTSTART:20260705T052236Z
SUMMARY: Wiosenne ptaki
END:VEVENT
END:VCALENDAR