BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//apizt//Author Practice//EN
BEGIN:VEVENT
UID:A@example.invalid
DTSTAMP:20261018T000000Z
DTSTART:20261020T090000Z
DTEND:20261020T093000Z
SUMMARY:Review fixed
END:VEVENT
BEGIN:VEVENT
UID:B@example.invalid
DTSTAMP:20261018T000000Z
DTSTART:20261020T100000Z
DTEND:20261020T103000Z
SUMMARY:Sync movable
END:VEVENT
BEGIN:VEVENT
UID:C@example.invalid
DTSTAMP:20261018T000000Z
DTSTART:20261020T110000Z
DTEND:20261020T113000Z
SUMMARY:Discussion movable
END:VEVENT
BEGIN:VEVENT
UID:D@example.invalid
DTSTAMP:20261018T000000Z
DTSTART:20261020T140000Z
DTEND:20261020T150000Z
SUMMARY:Customer fixed
END:VEVENT
END:VCALENDAR