FR 2835 then EW 523 at Barcelona
Brussels Charleroi → Barcelona → Cologne
Timetable, Barcelona time
23:55FR 2835 from Brussels Charleroi at the gate
20:25EW 523 to Cologne leaves the gate
20 h 30 apart on the timetable, overnight
EW 523 leaves 20 h 30 after FR 2835 arrives on the timetable: more than half a day, so not a connection we count.