FR 7542 then EW 521 at Barcelona
Manchester → Barcelona → Cologne
Timetable, Barcelona time
22:25FR 7542 from Manchester at the gate
13:25EW 521 to Cologne leaves the gate
15 h apart on the timetable, overnight
EW 521 leaves 15 h after FR 7542 arrives on the timetable: more than half a day, so not a connection we count.