FR 9612 then FR 6875 at Dublin
Rome → Dublin → Barcelona
Timetable, Dublin time
20:25FR 9612 from Rome at the gate
11:20FR 6875 to Barcelona leaves the gate
14 h 55 apart on the timetable, overnight
FR 6875 leaves 14 h 55 after FR 9612 arrives on the timetable: more than half a day, so not a connection we count.