SK 1756 then FR 1280 at Copenhagen
Poznan → Copenhagen → Barcelona
Timetable, Copenhagen time
16:30SK 1756 from Poznan at the gate
15:45FR 1280 to Barcelona leaves the gate
23 h 15 apart on the timetable, overnight
FR 1280 leaves 23 h 15 after SK 1756 arrives on the timetable: more than half a day, so not a connection we count.