MS 791 then XZ 2813 at Fiumicino
Cairo → Rome → Catania
Timetable, Rome time
12:30MS 791 from Cairo at the gate
12:05XZ 2813 to Catania leaves the gate
23 h 35 apart on the timetable, overnight
XZ 2813 leaves 23 h 35 after MS 791 arrives on the timetable: more than half a day, so not a connection we count.