BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//dhtmlXScheduler//NONSGML v2.2//EN
X-WR-CALNAME:Wydarzenia
BEGIN:VEVENT
DTSTART:20230424T180000
DTEND:20260423T191000
UID:1
SUMMARY:W kręgu bel canto
END:VEVENT
END:VCALENDAR