DY 5511 then FR 5710 at Barcelona
Copenhagen → Barcelona → Napoli
Timetable, Barcelona time
22:45DY 5511 from Copenhagen at the gate
20:25FR 5710 to Napoli leaves the gate
21 h 40 apart on the timetable, overnight
FR 5710 leaves 21 h 40 after DY 5511 arrives on the timetable: more than half a day, so not a connection we count.