FR 1171 then FR 8481 at Fiumicino
Catania → Rome → Seville
Timetable, Rome time
16:00FR 1171 from Catania at the gate
06:15FR 8481 to Seville leaves the gate
14 h 15 apart on the timetable, overnight
FR 8481 leaves 14 h 15 after FR 1171 arrives on the timetable: more than half a day, so not a connection we count.