V7 2164 then FR 6874 at Barcelona
Nantes → Barcelona → Dublin
Timetable, Barcelona time
20:10V7 2164 from Nantes at the gate
19:55FR 6874 to Dublin leaves the gate
23 h 45 apart on the timetable, overnight
FR 6874 leaves 23 h 45 after V7 2164 arrives on the timetable: more than half a day, so not a connection we count.