FR 1280 then FR 6559 at Barcelona
Copenhagen → Barcelona → Liverpool
Timetable, Barcelona time
20:35FR 1280 from Copenhagen at the gate
12:50FR 6559 to Liverpool leaves the gate
16 h 15 apart on the timetable, overnight
FR 6559 leaves 16 h 15 after FR 1280 arrives on the timetable: more than half a day, so not a connection we count.