FR 6921 then DY 3659 at Barcelona
Dublin → Barcelona → Copenhagen
Timetable, Barcelona time
21:40FR 6921 from Dublin at the gate
14:45DY 3659 to Copenhagen leaves the gate
17 h 05 apart on the timetable, overnight
DY 3659 leaves 17 h 05 after FR 6921 arrives on the timetable: more than half a day, so not a connection we count.