FR 4851 then FR 7178 at Fiumicino
Catania → Rome → Vienna
Timetable, Rome time
17:05FR 4851 from Catania at the gate
06:15FR 7178 to Vienna leaves the gate
13 h 10 apart on the timetable, overnight
FR 7178 leaves 13 h 10 after FR 4851 arrives on the timetable: more than half a day, so not a connection we count.