FR 7191 then FR 3181 at Fiumicino
Vienna → Rome → Barcelona
Timetable, Rome time
15:50FR 7191 from Vienna at the gate
08:30FR 3181 to Barcelona leaves the gate
16 h 40 apart on the timetable, overnight
FR 3181 leaves 16 h 40 after FR 7191 arrives on the timetable: more than half a day, so not a connection we count.