FR 6927 then FR 9614 at Fiumicino
Barcelona → Rome → Dublin
Timetable, Rome time
15:00FR 6927 from Barcelona at the gate
11:25FR 9614 to Dublin leaves the gate
20 h 25 apart on the timetable, overnight
FR 9614 leaves 20 h 25 after FR 6927 arrives on the timetable: more than half a day, so not a connection we count.