FR 406 then FR 1170 at Fiumicino
Copenhagen → Rome → Catania
Timetable, Rome time
13:30FR 406 from Copenhagen at the gate
10:55FR 1170 to Catania leaves the gate
21 h 25 apart on the timetable, overnight
FR 1170 leaves 21 h 25 after FR 406 arrives on the timetable: more than half a day, so not a connection we count.