FR 9903 then FR 673 at Lisbon
Rome → Lisbon → Dublin
Timetable, Lisbon time
20:15FR 9903 from Rome at the gate
11:25FR 673 to Dublin leaves the gate
15 h 10 apart on the timetable, overnight
FR 673 leaves 15 h 10 after FR 9903 arrives on the timetable: more than half a day, so not a connection we count.