SN 3181 then FR 4891 at Fiumicino
Brussels → Rome → Catania
Timetable, Rome time
17:10SN 3181 from Brussels at the gate
12:15FR 4891 to Catania leaves the gate
19 h 05 apart on the timetable, overnight
FR 4891 leaves 19 h 05 after SN 3181 arrives on the timetable: more than half a day, so not a connection we count.