FR 6945 then FR 6920 at Barcelona
Warsaw Modlin → Barcelona → Dublin
Timetable, Barcelona time
17:00FR 6945 from Warsaw Modlin at the gate
06:20FR 6920 to Dublin leaves the gate
13 h 20 apart on the timetable, overnight
FR 6920 leaves 13 h 20 after FR 6945 arrives on the timetable: more than half a day, so not a connection we count.