FR 59 then FR 6920 at Barcelona
Napoli → Barcelona → Dublin
Timetable, Barcelona time
12:50FR 59 from Napoli at the gate
06:20FR 6920 to Dublin leaves the gate
17 h 30 apart on the timetable, overnight
FR 6920 leaves 17 h 30 after FR 59 arrives on the timetable: more than half a day, so not a connection we count.