FR 4871 then DY 4356 at Fiumicino
Catania → Rome → Stockholm
Timetable, Rome time
13:20FR 4871 from Catania at the gate
10:40DY 4356 to Stockholm leaves the gate
21 h 20 apart on the timetable, overnight
DY 4356 leaves 21 h 20 after FR 4871 arrives on the timetable: more than half a day, so not a connection we count.